<script data-pm-proxy="intercept"></script><?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[Piel.]]></title><description><![CDATA[Dra Ana Martínez-Lauwers Dolz. Dermatóloga. Consulta presencial en Instituto Médico Ricart. Valencia, España.]]></description><link>https://dermalauwers.substack.com</link><image><url>https://substackcdn.com/image/fetch/$s_!0r4B!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F955b30fe-cbf4-4e0b-ba7c-44ea9538a71b_810x810.jpeg</url><title>Piel.</title><link>https://dermalauwers.substack.com</link></image><generator>Substack</generator><lastBuildDate>Sat, 05 Sep 2026 05:12:28 GMT</lastBuildDate><atom:link href="/__u/dermalauwers.substack.com/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[Ana Martínez-Lauwers Dolz]]></copyright><language><![CDATA[en]]></language><webMaster><![CDATA[dermalauwers@substack.com]]></webMaster><itunes:owner><itunes:email><![CDATA[dermalauwers@substack.com]]></itunes:email><itunes:name><![CDATA[Piel.]]></itunes:name></itunes:owner><itunes:author><![CDATA[Piel.]]></itunes:author><googleplay:owner><![CDATA[dermalauwers@substack.com]]></googleplay:owner><googleplay:email><![CDATA[dermalauwers@substack.com]]></googleplay:email><googleplay:author><![CDATA[Piel.]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[Cómo revisar tus lunares en casa.]]></title><description><![CDATA[Las se&#241;ales por las que deber&#237;as consultar a un dermat&#243;logo.]]></description><link>https://dermalauwers.substack.com/p/como-revisar-tus-lunares-en-casa</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/como-revisar-tus-lunares-en-casa</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Sun, 30 Aug 2026 16:27:47 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!Rv5b!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F981ae448-4cc5-4df7-bf81-ac0559c648ca_500x889.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Este es uno de mis temas favoritos de la dermatolog&#237;a. </p><p>Mi inter&#233;s empez&#243; con el mundo de la dermatoscopia. La lupa con luz que llevamos todos los dermat&#243;logos encima es nuestra herramienta preferida: el dermatoscopio. Este nos sirve para explorar y, en muchos casos, diagnosticar todo tipo de lesiones cut&#225;neas. Y es especialmente imprescindible cuando revisamos lunares. Nos permite ver su patr&#243;n o patrones, la simetr&#237;a de estos, saber si va a crecer o si lo est&#225; haciendo de la forma esperable. </p><p>Puede que tus lunares te llamen m&#225;s o menos la atenci&#243;n. Tengo pacientes a los que no les importan demasiado est&#233;ticamente, pero tambi&#233;n tengo muchos que los ven &#8220;feos&#8221;, especialmente a la dermatoscopia. Sinceramente, algo que nunca entender&#233;. A mi me encanta verlos de cerca. Me parece s&#250;per curioso c&#243;mo el cuerpo crea esas manchas tan especiales, tan &#8220;de cada uno&#8221;. Me encantan los lunares de nacimiento. A lo mejor es porque yo tampoco tengo tantos o no veo los m&#237;os muy especiales. Pero me recuerdan a esas fotos de la simetr&#237;a perfecta en la naturaleza. Me hacen pensar en las fotos del &#161;Hola! de la secci&#243;n Mundo singular.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!Rv5b!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F981ae448-4cc5-4df7-bf81-ac0559c648ca_500x889.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!Rv5b!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F981ae448-4cc5-4df7-bf81-ac0559c648ca_500x889.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!Rv5b!, /__u/dermalauwers.substack.com/w_848, 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12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>En fin, que me gustan mucho los lunares y revisarlos es una parte de mi trabajo que me hace especial ilusi&#243;n. </p><p>Tambi&#233;n es verdad que se puede convertir en una de las consultas m&#225;s duras a las que me enfrento. Dar el diagn&#243;stico de un melanoma siempre te deja tocado. Y siempre te acuerdas de esos pacientes. El melanoma es el c&#225;ncer de piel responsable de la mayor&#237;a de las muertes por c&#225;ncer cut&#225;neo. Est&#225; formado por las mismas c&#233;lulas que forman los lunares, pero que crecen sin control alguno. Puede aparecer como un lunar nuevo o a partir de otro preexistente. </p><p>Y es especialmente peligroso porque hablamos de d&#233;cimas de mil&#237;metro. A partir de solo 0,8 mm de grosor el riesgo de extensi&#243;n empieza a ser suficientemente relevante como para que cambie incluso nuestra forma de estadificarlo y, en determinados casos, obliga a estudiar ganglios y &#243;rganos a distancia; as&#237; como a realizar tratamientos sist&#233;micos como la inmunoterapia.</p><p>Hay un porcentaje minoritario de ellos que tienen un componente gen&#233;tico o hereditario (5-10%). Pero en la mayor&#237;a de los casos, aparecer&#225;n sin antecedentes familiares, por la suma de factores de riesgo. El factor de riesgo m&#225;s claramente establecido son las quemaduras solares, especialmente cuando somos ni&#241;os. La exposici&#243;n cr&#243;nica al sol, con m&#225;s peso en otro tipo de c&#225;nceres de piel como los carcinomas, tambi&#233;n afecta; al igual que el uso de rayos UVA artificiales. Con el autobronceador no tienes de qu&#233; preocuparte (pero recuerda que tampoco te protege del sol).</p><p>Y el melanoma no solo sale en las zonas expuestas al sol. Puede salir en la zona genital, en palmas y plantas, y en cuero cabelludo. Estos son los casos m&#225;s frecuentes en las poblaciones de piel oscura, ya que el resto de su piel se encuentra especialmente protegida de las quemaduras solares. &#191;La lesi&#243;n de Bob Marley en el pie de la que falleci&#243;? Fue un melanoma. </p><p></p><p>Pero por serio que sea el tema, no quiero quedarme solo con los datos para asustar. Revisarse los lunares de forma peri&#243;dica en la consulta de un dermat&#243;logo es una de las estrategias m&#225;s sencillas que puedes llevar a cabo. La periodicidad va a depender en gran medida de tu tipo de piel, as&#237; como del n&#250;mero y tipo de lunares que tengas. </p><p></p><p>Y mientras tanto, t&#250; puedes seguir haci&#233;ndote auto-revisiones en casa. Por eso es importante ense&#241;ar a la poblaci&#243;n ante qu&#233; nos deber&#237;amos preocupar, o al menos sobre qu&#233; estar atentos a la hora de adelantar esa revisi&#243;n en consulta. Y para esto se cre&#243; la regla ABCDE, muy sencilla y f&#225;cil de hacer en casa. </p><p></p><p>Ten en cuenta que esta regla mnenot&#233;cnica se cre&#243; para el diagn&#243;stico y seguimiento de lunares. Hay muchas lesiones en la piel que cumplir&#225;n uno o vario de estos &#237;tems y que no ser&#225;n lunares malos. No pasa nada, es nuestro d&#237;a a d&#237;a y preferimos tranquilizaros y tranquilizarnos al revisaros otras lesiones de la piel, que generalmente ser&#225;n buenas. Personalmente, prefiero que en este caso pregunt&#233;is de m&#225;s. </p><p></p><p>Os cuento de qu&#233; va:</p><h4>A. Asimetr&#237;a</h4><p>Cuando ves un lunar y lo divides en cuatro cuadrantes, si lo plegaras en vertical y en horizontal, deber&#237;a ser sim&#233;trico. Si un cuadrante es claramente asim&#233;trico, habr&#237;a que revisarlo.</p><p></p><h4>B. Bordes irregulares</h4><p>Los bordes de los lunares suelen ser uniformes. Pueden tener peque&#241;as irregularidades puntuales y estables en el tiempo, pero si ves alguna &#8220;patita&#8221; que se extiende m&#225;s de lo que su borde natural te har&#237;a pensar, vale la pena echarle un vistazo.</p><p></p><h4>C. Colores (m&#250;ltiples)</h4><p>Los lunares tienen habitualmente 1 o 2 colores. Generalmente son de distintos tonos de marr&#243;n, y se disponen de forma sim&#233;trica. Tambi&#233;n pueden ser negros, incluso azules enteros. Si aparecen varios colores distribuidos de forma irregular, especialmente negro, gris, blanco, azul o rojo, es un dato por el que merece la pena consultar.</p><p></p><h4>D. Di&#225;metro &gt;6mm</h4><p>Los lunares de nacimiento (cong&#233;nitos) pueden tener &gt;6mm de di&#225;metro y ser perfectamente normales. Estos crecen de forma proporcional al resto del crecimiento de nuestro cuerpo. Los de nacimiento gigantes, de m&#225;s de 20cm, s&#237; tienen un riesgo algo mayor de desarrollar un melanoma; pero la gran mayor&#237;a de nosotros no nos encontramos en esa situaci&#243;n. El tama&#241;o por s&#237; solo no diagnostica nada. Hay lunares benignos mayores de 6 mm y melanomas menores. Pero un di&#225;metro superior a 6 mm, especialmente si adem&#225;s est&#225; creciendo o presenta otras caracter&#237;sticas llamativas, merece valoraci&#243;n.</p><p></p><h4>E. Evoluci&#243;n</h4><p>Sin duda, el &#237;tem m&#225;s importante de todos. Un lunar puede llevar a&#241;os estable y sin aparente motivo, empezar a cambiar. O puede aparecer una lesi&#243;n completamente nueva. Si haces un seguimiento y ves un crecimiento o un cambio progresivo en alguna de sus caracter&#237;sticas, por muy sutil que sea, puede ser un dato de alarma (especialmente cuando hablamos de adultos). De ah&#237; la importancia de hacer estas revisiones en consulta. Los dermat&#243;logos utilizamos la dermatoscopia digital precisamente para eso, para hacer fotos de los lunares y compararlos en el tiempo. No solo con tu lunar del a&#241;o pasado, sino con el de hace 8 a&#241;os. </p><p></p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!kbdx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb40e802e-15ab-42d9-a634-ffa0831fedc0_1536x1024.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!kbdx!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fb40e802e-15ab-42d9-a634-ffa0831fedc0_1536x1024.png 424w, /__u/substackcdn.com/image/fetch/$s_!kbdx!, /__u/dermalauwers.substack.com/w_848, 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15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Imagen creada con ChatGPT.</p><p></p><p>Y para cerrar, aunque no forma parte de la regla ABCDE; otro signo que nos es muy &#250;til a los dermat&#243;logos es &#8220;el patito feo&#8221;. Tan sencillo como apreciar un lunar claramente distinto a los dem&#225;s. Si todos tus lunares son muy similares y uno de ellos especialmente distinto, vale la pena echarle un vistazo.</p><p></p><p>Espero que te haya gustado el art&#237;culo. Si tienes dudas, d&#233;jalas en los comentarios. Nos vemos la semana que viene.</p><p></p><p>Un abrazo,</p><p>Ana</p><p><a href="https://www.instagram.com/dermalauwers?igsi=MTJsejd1enJmZHRlbA%3D%3D&amp;utm_source=qr">Instagram</a></p><p></p>]]></content:encoded></item><item><title><![CDATA[Los 6 factores que más envejecen tu piel. ]]></title><description><![CDATA[Y qu&#233; hacer para frenarlo.]]></description><link>https://dermalauwers.substack.com/p/los-6-factores-que-mas-envejecen</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/los-6-factores-que-mas-envejecen</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Sun, 23 Aug 2026 13:30:58 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!8zeG!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbdd6f5b-237b-4dc8-8b1e-cee892762164_1536x1024.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 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/__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbdd6f5b-237b-4dc8-8b1e-cee892762164_1536x1024.png 424w, /__u/substackcdn.com/image/fetch/$s_!8zeG!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbdd6f5b-237b-4dc8-8b1e-cee892762164_1536x1024.png 848w, /__u/substackcdn.com/image/fetch/$s_!8zeG!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbdd6f5b-237b-4dc8-8b1e-cee892762164_1536x1024.png 1272w, /__u/substackcdn.com/image/fetch/$s_!8zeG!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcbdd6f5b-237b-4dc8-8b1e-cee892762164_1536x1024.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><strong>&#191;Qu&#233; es lo primero que piensas cuando digo &#8220;piel envejecida&#8221;?</strong></p><p>Probablemente pienses en arrugas muy marcadas en la cara de un anciano. Y s&#237;, claro que las arrugas son una de las traducciones del envejecimiento cut&#225;neo. Pero no la &#250;nica.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>Realmente vemos el envejecimiento en la piel como una <strong>falta de uniformidad.</strong> Yo me quedo embelesada mirando a mi sobrino de solo 2 a&#241;itos que, adem&#225;s de ser lo m&#225;s cari&#241;oso y gracioso del mundo, tiene una piel como una pista de patinaje. Es lisa, <em>lis&#237;sima</em>, suave y de un tono uniforme. Eso es la juventud cut&#225;nea. S&#237;, tiene alg&#250;n lunar que le empieza a aparecer, y algunas venitas finas que se traslucen en su mejilla, porque es humano. Pero es un <em>mini-humano</em> con pocos h&#225;bitos da&#241;inos, tanto para su cuerpo entero como para su piel (gracias, l&#243;gicamente, a mi hermana y mi cu&#241;ado; que si de &#233;l dependiera, se dedicar&#237;a el d&#237;a entero a bucear en la piscina, sin tocar la crema solar, y a merendar helados de chocolate).</p><p>No pretendo que mantenga esa piel, porque va a vivir, y<strong> vivir envejece.</strong> Y eso es precioso. Pretendo que, mientras viva y disfrute de su vida, aprenda los h&#225;bitos sencillos que puede evitar (en nuestro caso, abandonar) y otros que si mantiene desde el principio, le ahorrar&#225;n muchos disgustos a &#233;l y cirug&#237;as a su dermat&#243;logo.</p><p>As&#237; que este art&#237;culo es para todos los que queremos mantener una<span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> piel sana y joven, sin tener que hacer grandes locuras, sin dejar de hacer nuestra vida.</span></p><p>Antes quiero introducir el concepto de exposoma, que es especialmente importante para este art&#237;culo. El <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">exposoma</span></strong> es <strong>todo aquello que nos rodea y a lo que nos exponemos a lo largo de la vida</strong>. En la piel, explica <strong>por qu&#233; el envejecimiento no depende &#250;nicamente de nuestros genes</strong>, sino tambi&#233;n todo lo que forma parte de nuestro contexto y sobre lo que podemos actuar, en mayor o menor medida. </p><h3><strong>Empezamos con la lista de los h&#225;bitos que aceleran el envejecimiento cut&#225;neo.</strong></h3><p></p><h4><strong><span>1. </span>Exposici&#243;n solar sin protecci&#243;n</strong></h4><p>Sin duda, el factor m&#225;s importante.</p><p>La radiaci&#243;n ultravioleta (UV) es la principal causa de fotoenvejecimiento, as&#237; como del envejecimiento facial visible.</p><p>&#191;C&#243;mo envejece el sol? Como hablamos anteriormente, el sol emite radiaci&#243;n <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">UVA</span></strong> y <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">UVB</span></strong>.</p><p>La <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">radiaci&#243;n UVA</span></strong> penetra hasta la dermis, la capa profunda de la piel, justo encima de la grasa subcut&#225;nea, generando especies reactivas de ox&#237;geno (ROS). Estas activan unas enzimas llamadas metaloproteinasas, que degradan el col&#225;geno y la elastina, el &#8220;andamiaje&#8221; de la piel.</p><p>La <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">radiaci&#243;n UVB</span></strong> produce da&#241;o en el ADN de los queratinocitos, uno de lo tipos de c&#233;lulas m&#225;s abundantes en la piel.</p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">La combinaci&#243;n de ambas se traduce en arrugas, flacidez, p&#233;rdida de elasticidad, alteraciones en la pigmentaci&#243;n y en la textura de la piel.</span></p><p></p><h4><strong>2. Tabaquismo</strong></h4><p>El tabaquismo es, tras la fotoexposici&#243;n sin protecci&#243;n, el h&#225;bito de vida modificable m&#225;s relacionado con el envejecimiento cut&#225;neo. No te cuento nada nuevo. Fumar es malo para tu salud. Aumenta el riesgo de enfermedad pulmonar cr&#243;nica y de muchos tipos de c&#225;nceres. Pero tambi&#233;n es terror&#237;fico para tu piel. </p><p>El humo del tabaco tiene una gran cantidad de<strong> radicales libres </strong>que da&#241;an directamente tus c&#233;lulas y su ADN. Igual que la radiaci&#243;n solar, esto se traduce en una <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">mayor degradaci&#243;n del col&#225;geno</span> y una aparici&#243;n m&#225;s r&#225;pida de flacidez y arrugas. </p><p><em>Para m&#225;s inri</em>, tiene un efecto acumulativo sobre el da&#241;o solar; es decir, radiaci&#243;n solar + tabaco <strong>se potencian</strong>, y 1+1 en este caso son (al menos) 3.</p><p>El tabaco tiene un efecto<strong> vasoconstrictor</strong> y dificulta el trasporte de ox&#237;geno a tus c&#233;lulas, lo que tambi&#233;n <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">dificulta la reparaci&#243;n</span>, por ejemplo, tras una herida. Tanto es as&#237;, que en muchos casos no se realizan cirug&#237;as que no sean imprescindibles si se trata de un paciente fumador activo. Si fumas, <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">cicatrizas peor.</span> </p><p></p><h4><strong>3. Alimentaci&#243;n</strong></h4><p>La nutrici&#243;n es otro factor determinante, aunque probablemente en un escal&#243;n inferior a los otros dos ya comentados.</p><p>Creo que, en general, tendemos a asociar lo que comemos con lo que nos pasa en la piel. Muchas veces m&#225;s de lo que toca. No quiero quitarle importancia, porque la tiene. Quiero relativizar su relevancia en casos concretos. O por lo menos dejar claro que la relaci&#243;n causa-consecuencia no es tan clara o directa. </p><p>En l&#237;neas generales, y centr&#225;ndome en el envejecimiento, la alimentaci&#243;n influye a nivel molecular y celular, como lo hace en todos los &#243;rganos. </p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Qu&#233; es lo que sabemos con seguridad:</span> <strong>la ingesta de alimentos con alto &#237;ndice gluc&#233;mico y az&#250;cares promueve la formaci&#243;n de productos finales de glicaci&#243;n avanzada</strong>, que en &#250;ltima instancia <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">deterioran el col&#225;geno de tu piel. </span></p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Qu&#233; debemos hacer:</span> evitar este tipo de alimentos y seguir una dieta que contrarreste estos da&#241;os. Piensa en una<strong> dieta antiinflamatoria y rica en antioxidantes y polifenoles</strong>. Incluye el m&#225;ximo de alimentos integrales, frutas, verduras, legumbres y omega-3. </p><p>Como recomendaci&#243;n personal tengo que nombraros a Gonzalo, @datosciencia en Instagram, que es un referente en divulgaci&#243;n cient&#237;fica en cuanto a alimentaci&#243;n. Va mucho m&#225;s all&#225; en este tema: te ense&#241;a a leer y a entender toda la evidencia cient&#237;fica al respecto. No te arrepentir&#225;s de haberlo encontrado. </p><p></p><h4><strong>4. Alcohol</strong></h4><p>Con un papel algo menor, el alcohol tambi&#233;n empeora la piel. </p><p>Como en casi todo, depende de la <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">frecuencia y de la cantidad.</span> </p><p>Aumenta el <strong>estr&#233;s oxidativo</strong> y la <strong>inflamaci&#243;n</strong>, de los que ya hemos hablado. De forma aguda, tiene efecto diur&#233;tico por lo que contribuye a la <strong>deshidrataci&#243;n</strong>, tambi&#233;n la de la piel. </p><p>No es el principal enemigo de tu piel, pero es otro factor que suma a su envejecimiento.</p><p></p><h4><strong>5. Contaminaci&#243;n atmosf&#233;rica</strong></h4><p>El <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">ozono</span>, el <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">di&#243;xido de nitr&#243;geno</span> y los <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">hidrocarburos arom&#225;ticos polic&#237;clicos</span> son factores que contribuyen al envejecimiento cut&#225;neo. Como los anteriormente comentados, aumenta el <strong>estr&#233;s oxidativo</strong>, <strong>acelera la degradaci&#243;n del col&#225;geno</strong> y favorece la <strong>inflamaci&#243;n cr&#243;nica</strong> de bajo grado. </p><p>La contaminaci&#243;n tambi&#233;n puede alterar la <strong>funci&#243;n barrera de la piel</strong>, da&#241;ar los l&#237;pidos que la protegen y aumentar la <strong>p&#233;rdida transepid&#233;rmica de agua</strong> (TEWL, por sus siglas en ingl&#233;s). Todo ello se traduce en mayor <strong>sequedad, irritaci&#243;n y reactividad </strong>de la piel ante otros estresores. </p><p>Como dato diferenciador, la contaminaci&#243;n atmosf&#233;rica se ha relacionado con con la <strong>activaci&#243;n de la melanog&#233;nesis</strong>, es decir, con la aparici&#243;n y el empeoramiento de las <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">manchas</span>. Adem&#225;s de agravar la pigmentaci&#243;n producida por la radiaci&#243;n solar. </p><p>A nivel pr&#225;ctico, porque muchos no podemos retirarnos al campo, minimizar la exposici&#243;n y limpiar la piel a diario, especialmente en los d&#237;as de mayor exposici&#243;n a estos contaminantes, son medidas razonables.</p><p></p><h4>6. Falta de sue&#241;o y estr&#233;s psicol&#243;gico cr&#243;nico</h4><p>Aunque con una relaci&#243;n menos directa, tambi&#233;n forman parte del <strong>exposoma</strong>. </p><p>No es tanto el efecto agudo que puede tener pasar una mala noche, es la privaci&#243;n mantenida del sue&#241;o que favorece un <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">estado proinflamatorio</span>, el cual puede contribuir a la degradaci&#243;n del col&#225;geno.</p><p></p><h2>Qu&#233; podemos hacer.</h2><p>Parece bastante obvio que la respuesta es evitar todo lo que hemos mencionado, o al menos reducirlo. <strong>Pero no todo tendr&#225; el mismo efecto sobre el envejecimiento.</strong></p><p>De todo lo que hemos hablado, lo que tendr&#225; un mayor impacto en el envejecimiento de tu piel es <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">usar protector solar y retinoides t&#243;picos</span></strong>. Son las dos intervenciones que cuentan con la evidencia cl&#237;nica m&#225;s s&#243;lida para, respectivamente, prevenir y tratar el fotoenvejecimiento.</p><p>La <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">fotoprotecci&#243;n diaria</span> es la <strong>&#250;nica intervenci&#243;n que ha demostrado prevenir el envejecimiento cut&#225;neo</strong> a lo largo del tiempo. Mientras que los <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">retinoides t&#243;picos</span> son el<strong> tratamiento de referencia para revertir los signos visibles del envejecimiento</strong>: mejorar las arrugas finas, la hiperpigmentaci&#243;n moteada y las alteraciones de la textura.</p><p>Contamos con otras ayudas como los antioxidantes t&#243;picos y orales (como la vitamina C, de la que ya hemos hablado, o la vitamina E) o los p&#233;ptidos de col&#225;geno. Si os interesa, tocaremos el tema de estos suplementos, as&#237; como del &#225;cido hialur&#243;nico oral, muy <em>mainstream </em>ahora.  La evidencia disponible sobre estos es m&#225;s d&#233;bil e inconcluyente. </p><p><strong>Si no te quieres complicar y buscas efectividad, incluye siempre protector solar y retinoide t&#243;pico. </strong></p><p>Como hemos hecho un art&#237;culo dedicado a la fotoprotecci&#243;n, haremos uno dedicado &#237;ntegramente a los retinoides: retinol, retinal, comparaci&#243;n de efectividad y de tolerancia y para qu&#233; es mejor cada uno.  </p><p></p><p>Espero que os haya gustado este peque&#241;o repaso sobre lo que podemos hacer para retrasar el envejecimiento de nuestra piel. No vamos a negar el papel de la gen&#233;tica, pero tampoco lo vamos a usar como excusa si no llevamos un estilo de vida saludable. </p><p></p><p>Un abrazo, </p><p>Ana. </p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[Todo lo que necesitas saber de fotoprotección. ]]></title><description><![CDATA[Sin ser el tema m&#225;s interesante a priori, es lo m&#225;s sencillo y &#250;til que puedes hacer para cuidar tu piel.]]></description><link>https://dermalauwers.substack.com/p/todo-lo-que-necesitas-saber-de-fotoproteccion</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/todo-lo-que-necesitas-saber-de-fotoproteccion</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Sun, 16 Aug 2026 08:02:06 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/46476612-3ee5-4182-a9e1-d6413cb2716a_1200x536.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Sin ser el tema m&#225;s interesante a priori, <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">es lo m&#225;s sencillo y &#250;til que puedes hacer para cuidar tu piel</span>.</p><p>El comentario que escuchamos de <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#8220;no existe el bronceado saludable&#8221;</span> es totalmente cierto. </p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>Te pones moreno porque tus <strong>melanocitos </strong>(las c&#233;lulas de tu piel que producen pigmento) se activan como<strong> respuesta al da&#241;o solar.</strong> Est&#225;n creando su &#8220;escudo&#8221; para proteger el ADN de tus c&#233;lulas. Este da&#241;o que provoca mutaciones en el ADN celular es uno de los principales responsables de que las c&#233;lulas crezcan sin control. Y un grupo de c&#233;lulas que crece sin control es un c&#225;ncer. </p><p>Este es el ejemplo que escrib&#237; en un post de Instagram: el c&#225;ncer m&#225;s frecuente en el ser humano es el carcinoma basocelular. 1 de cada 3 adultos a lo largo de su vida tendr&#225; al menos uno. Dentro de lo malo, es un tumor que crece muy, muy lento; y es destructivo solo a nivel local, es decir, donde sale. Pero es un c&#225;ncer de piel. Y este es solo uno de ellos, el menos malo. </p><p>El c&#225;ncer de piel es uno de los temas favoritos de mi especialidad. Le dedicaremos sus propios art&#237;culos. Pero por el momento, quiero que tengas en mente que la fotoprotecci&#243;n es el factor dependiente de ti, m&#225;s sencillo y eficaz para prevenirlo. </p><p></p><p>Ya lo he reconocido anteriormente: <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">a m&#237; tambi&#233;n me gusta tomar el sol.</span> Me hace tremendamente feliz vivir en una ciudad con tantos d&#237;as soleados al a&#241;o. Y es que genera <strong>endorfinas, serotonina, regula la secreci&#243;n de melanina y ayuda a la s&#237;ntesis de la vitamina D</strong>. No todo es malo. S&#237;, puede desencadenar o agravar episodios de enfermedades como el lupus. Pero la radiaci&#243;n UV controlada bajo prescripci&#243;n m&#233;dica tambi&#233;n tiene efecto antiinflamatorio, y se usa para tratar brotes de psoriasis. </p><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">No quiero crear miedo al sol.</span></strong> Quiero que sepamos<strong> distinguir intensidades, horas, beneficios y da&#241;os.</strong></p><p></p><p>Este art&#237;culo est&#225; pensado para hablar de fotoprotecci&#243;n. &#191;La necesitas todos los d&#237;as de tu vida, 24h al d&#237;a? No. Vamos a hacer un preguntas y respuestas r&#225;pido:</p><ul><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#191;Si est&#225; diluviando y no hace nada sol? </span>No. Pero yo recomiendo usarlo como un paso m&#225;s de la rutina en cara y cuello, todos los d&#237;as. Crear un h&#225;bito diario te ahorra un poquito de la fatiga de decisi&#243;n (que igualmente tendr&#225;s al final de d&#237;a, pero por lo menos que no sea por una crema).</p></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#191;Si estoy dentro de casa o en la oficina?</span> No. A no ser que est&#233;s cerca de una ventana o tengas melasma (recuerda que tambi&#233;n se activa por la luz visible).</p></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#191;Un martes cualquiera del trabajo, cuando llevo 2h, me tengo que reaplicar?</span> No. <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#191;Y si voy a volver caminando a casa y hace sol?</span> Entonces s&#237;.</p></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#191;Y si estoy jugando al golf, en la playa o esquiando? </span>Entonces lo necesitas mucho m&#225;s de lo que piensas. Y por favor, ah&#237; s&#237; reaplica.</p></li></ul><p></p><h3><strong>Algunos conceptos b&#225;sicos para que tengas en mente:</strong></h3><p><span>&#183; </span>La <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">protecci&#243;n f&#237;sica</span> siempre ser&#225; la m&#225;s <strong>&#250;til</strong>: estar a la sombra, usar gorra y ropa con FPS.</p><p><span>&#183; </span>La fotoprotecci&#243;n habitual se debe aplicar en las <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">zonas expuestas,</span> no solo en la cara: orejas, cuello, escote, dorsos de manos y, si est&#225;n expuestos, brazos y piernas.</p><p><span>&#183; Usa el m&#243;vil (app de tiempo), que seguro que lo tienes a mano:</span></p><ul><li><p>A partir de un &#237;ndice <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">UV 3</span>, se deber&#237;a <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">usar </span>fotoprotecci&#243;n.</p></li><li><p>Si el &#237;ndice es <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">UV de 6-7</span>, deber&#237;amos <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">limitar </span>la exposici&#243;n solar directa.</p></li><li><p>Un &#237;ndice <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">UV &gt; o =  8 </span>se considera muy alto, y en ese caso se debe <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">evitar </span>la exposici&#243;n solar directa.</p><p></p></li></ul><p>Vamos a desglosarlo por partes.</p><h3><strong>1. Qu&#233; es el FPS</strong></h3><p><span>&#183; </span>El factor de protecci&#243;n solar o FPS indica <strong>cu&#225;nto protege un fotoprotector frente a la radiaci&#243;n UVB</strong>, la principal responsable de las quemaduras solares.</p><p><span>&#183; </span>Para que te hagas una idea, un FPS 30 deja pasar aproximadamente 1/30 de la radiaci&#243;n UVB que llegar&#237;a a la piel sin protecci&#243;n; mientras que un FPS 50 deja pasar aproximadamente 1/50.</p><p><span>&#183; </span>A mayor n&#250;mero, mayor protecci&#243;n; pero la diferencia no es proporcional al n&#250;mero: <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">SPF 30 filtra ~97% de UVB, y el SPF 50 ~98%.</span> Generalmente, <strong>el principal fallo que cometemos es la cantidad que usamos. </strong>Estos porcentajes se miden con 2mg/cm&#178;, que se corresponde a una cantidad que casi nadie aplica. La mayor&#237;a usamos entre un tercio y la mitad de lo recomendado.</p><p><span>&#183; </span>FPS solo hace referencia a la radiaci&#243;n UVB, es decir, al riesgo de quemadura; y no la <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">radiaci&#243;n UVA</span>, relacionada con el fotoenvejecimiento y la aparici&#243;n de manchas. Por eso, a la hora de elegir fotoprotector debemos fijarnos en la etiqueta de<span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> &#8220;amplio espectro&#8221; o el c&#237;rculo UVA </span>(que es el est&#225;ndar europeo).</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!pgjY!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!pgjY!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg" width="1000" height="1144" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1144,&quot;width&quot;:1000,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:&quot;&#191;C&#243;mo leer la etiqueta de los protectores solares?&quot;,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="&#191;C&#243;mo leer la etiqueta de los protectores solares?" title="&#191;C&#243;mo leer la etiqueta de los protectores solares?" srcset="/__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!pgjY!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F81f5ee86-b30d-484b-9641-589f5b14849d_1000x1144.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><h3><strong>2. Tipos de fotoprotecci&#243;n</strong></h3><p>Hablamos principalmente de dos tipos:</p><ul><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Filtros f&#237;sicos (&#243;xido de zinc, di&#243;xido de titanio):</span></strong></p><ul><li><p>Act&#250;an <strong>reflejando </strong>la radiaci&#243;n solar una vez son aplicados en la piel.</p></li><li><p>Son especialmente bien tolerados, por eso los recomendamos en pieles reactivas.</p></li><li><p>Su punto d&#233;bil es que pueden dejar bastante residuo blanco, aunque las nuevas formulaciones lo han mejorado mucho.</p></li></ul></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Filtros qu&#237;micos:</span></strong></p><ul><li><p>Act&#250;an <strong>absorbiendo </strong>y transformando la radiaci&#243;n solar en calor.</p></li><li><p>En su formulaci&#243;n se consiguen texturas m&#225;s cosm&#233;ticas y m&#225;s agradables.</p></li></ul></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!-SjA!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 424w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 848w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 1272w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!-SjA!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png" width="1024" height="1225" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1225,&quot;width&quot;:1024,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1095475,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://dermalauwers.substack.com/i/210648678?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 424w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 848w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 1272w, /__u/substackcdn.com/image/fetch/$s_!-SjA!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16ac2b45-d132-4d9f-a418-52303ba7bef7_1024x1225.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><sub>Imagen creada con ChatGPT.</sub></p><p>Qu&#233;date con que ninguna es mejor o peor a grandes rasgos. Simplemente elegimos en funci&#243;n de la textura, la tolerancia y las necesidades de cada piel.</p><h3><strong>3. Cu&#225;ndo reaplicar:</strong></h3><ul><li><p>Probablemente hayas escuchado la regla de las<strong> <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">dos horas</span>.</strong> Como base, es una buena recomendaci&#243;n si tenemos en cuenta que el<strong> agua, el sudor, la fricci&#243;n</strong> con la ropa o las toallas degradan la pel&#237;cula protectora.</p></li></ul><ul><li><p>Situaciones en las que <strong>NO deber&#237;as esperar dos horas para reaplicar</strong> son: si est&#225;s ba&#241;&#225;ndote en la playa o la piscina, despu&#233;s de secarte con la toalla o de haber sudado mucho.</p></li></ul><ul><li><p>El <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">maquillaje con SPF</span> es exactamente eso: <em>maquillaje con FPS.</em> No es fotoprotecci&#243;n suficiente como para usar de forma aislada, porque la <strong>cantidad </strong>de maquillaje que aplicamos no alcanza el nivel de protecci&#243;n que necesitamos. A m&#237; me gusta, generalmente lo uso, pero siempre encima de mi fotoprotector en crema.</p></li></ul><h3><strong>4. Edades de uso</strong></h3><ul><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">En menores de 6 meses:</span></p><ul><li><p>Tenemos que <strong>evitar </strong>la exposici&#243;n solar directa.</p></li><li><p>No podemos usar fotoprotector, porque su piel y sus sistemas de detoxificaci&#243;n son todav&#237;a inmaduros.</p></li></ul></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Ni&#241;os entre 6 meses y 2 a&#241;os:</span></p><ul><li><p>Usamos fotoprotectores <strong>f&#237;sicos.</strong></p></li><li><p>Aplicamos de forma generosa y reaplicamos frecuentemente, porque suelen frotarse y rozarse m&#225;s.</p></li></ul></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!4Kvl!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fccf07576-cbb9-4191-bd95-abf4844fa498_1200x1200.jpeg" 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href="/__u/substackcdn.com/image/fetch/$s_!hqGF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 424w, /__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 848w, /__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 1272w, /__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!hqGF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png" width="1200" height="1200" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/e950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1200,&quot;width&quot;:1200,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:&quot;ANTHELIOS DERMO-PEDIATRICS LOCI&#211;N PARA BEB&#201;S SPF50+&quot;,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="ANTHELIOS DERMO-PEDIATRICS LOCI&#211;N PARA BEB&#201;S SPF50+" title="ANTHELIOS DERMO-PEDIATRICS LOCI&#211;N PARA BEB&#201;S SPF50+" srcset="/__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 424w, /__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe950eec7-ae2c-42ac-926a-acbd825856b2_1200x1200.png 848w, /__u/substackcdn.com/image/fetch/$s_!hqGF!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, 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y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><ul><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Adultos:</span></p><ul><li><p>Podemos usar cualquier tipo de fotoprotector.</p></li><li><p>La variable que m&#225;s pesa es la cantidad y la constancia, no el SPF m&#225;s alto.</p></li></ul></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Piel madura o muy fotoenvejecida:</span></p><ul><li><p>Desgraciadamente, el da&#241;o acumulado ya hecho no se puede revertir (completamente) con el SPF, pero s&#237; previene que empeore.</p></li><li><p>Constancia y uso de gorro, especialmente en casos de alopecia.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!btAV!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba19e1f7-cc18-462b-a5c8-b92857c014a2_588x973.jpeg" 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8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></li></ul></li></ul><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" 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/__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F17fe3911-ea19-4cd0-a73c-0a7d7468177f_253x446.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!wejY!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F17fe3911-ea19-4cd0-a73c-0a7d7468177f_253x446.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!wejY!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F17fe3911-ea19-4cd0-a73c-0a7d7468177f_253x446.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!wejY!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F17fe3911-ea19-4cd0-a73c-0a7d7468177f_253x446.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 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Gal&#233;nica seg&#250;n el tipo de piel</strong></h3><ul><li><p>Pieles <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">grasas</span>: opta por texturas fluidas, geles y productos no comedog&#233;nicos.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!psHb!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9b42c1cb-17c3-458f-8722-b54d03a654b8_1702x2654.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!psHb!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, 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data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/373627cd-8338-4483-9b18-ebb67b266a1f_746x1099.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1099,&quot;width&quot;:746,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:58532,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://dermalauwers.substack.com/i/210648678?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F373627cd-8338-4483-9b18-ebb67b266a1f_746x1099.jpeg&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!q2Zq!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, 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/__u/substackcdn.com/image/fetch/$s_!q2Zq!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F373627cd-8338-4483-9b18-ebb67b266a1f_746x1099.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 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hialur&#243;nico, etc).</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!gLQd!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff833dd4d-d2bc-43c0-99f3-9d9f1980265b_1024x1024.webp" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!gLQd!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff833dd4d-d2bc-43c0-99f3-9d9f1980265b_1024x1024.webp 424w, /__u/substackcdn.com/image/fetch/$s_!gLQd!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, 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class="image-caption"></figcaption></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!s3yF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F73801533-31cd-459a-9739-f4c95307ac37_252x550.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!s3yF!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F73801533-31cd-459a-9739-f4c95307ac37_252x550.png 424w, /__u/substackcdn.com/image/fetch/$s_!s3yF!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, 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stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><ul><li><p>Pieles <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">sensibles o reactivas</span>: prioriza los filtros f&#237;sicos, f&#243;rmulas con pocos ingredientes y sin perfumes.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!riC2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F42c4844d-c94b-4b1b-ae6a-8d385e5b77d9_1781x2667.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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/__u/substackcdn.com/image/fetch/$s_!rcBX!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdfe25015-661e-46d6-a002-3f95298b78b9_703x750.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 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espectro. La protecci&#243;n frente a luz visible se consigue con filtros como el &#243;xido de hierro. Recuerda que el melasma responde tambi&#233;n a ese rango del espectro, no solo a UV.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!uC_z!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc060342-9bd7-4648-8d5f-e0775827555f_726x719.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!uC_z!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc060342-9bd7-4648-8d5f-e0775827555f_726x719.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!uC_z!, /__u/dermalauwers.substack.com/w_848, 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y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!-fMn!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F114ed3ca-3976-48a9-b41d-9c4bf330064c_1997x2646.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!-fMn!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F114ed3ca-3976-48a9-b41d-9c4bf330064c_1997x2646.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!-fMn!, 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8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p></p><h3><strong>6. Fotoprotecci&#243;n oral</strong></h3><p>Este es un complemento maravilloso, especialmente en los meses de verano. La clave y lo que no puedes olvidar es que <strong>nunca sustituye al fotoprotector t&#243;pico</strong>, el que te aplicas. Es complementario y no puede ser una excusa para usar o reaplicar menos.</p><p>Los fotoprotectores orales con evidencia cient&#237;fica llevan:</p><ul><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Polypodium leucotomos:</span></p><ul><li><p>Es el m&#225;s estudiado, y se trata de un extracto de helecho tropical.</p></li><li><p>Tiene efecto antioxidante e inmunomodulador, es decir, ayuda a las c&#233;lula del sistema inmune de tu piel a defenderse del sol.</p></li></ul></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Nicotinamida:</span></p><ul><li><p>Especialmente interesante en personas con da&#241;o solar acumulado, queratosis act&#237;nicas y antecedentes o riesgo de c&#225;ncer cut&#225;neo no melanoma.</p></li><li><p>Reduce la inmunosupresi&#243;n inducida por la radiaci&#243;n UV.</p></li></ul></li></ul><p>No es imprescindible para todo el mundo, pero tanto las personas con antecedentes de da&#241;o solar como aquellos con fotosensibilidad (erupci&#243;n polimorfa lum&#237;nica, &#8220;alergia al sol&#8221;), se pueden beneficiar de ello.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!zMQx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fda689f99-d37e-4183-926b-9f3145264d2b_392x648.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!zMQx!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fda689f99-d37e-4183-926b-9f3145264d2b_392x648.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!zMQx!, 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/__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7faabd68-9713-437e-be4d-3e75cb29840b_2000x2000.png 1272w, /__u/substackcdn.com/image/fetch/$s_!kIwX!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7faabd68-9713-437e-be4d-3e75cb29840b_2000x2000.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" 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y2="14"></line></svg></button></div></div></div></a></figure></div><p>Espero haberte transmitido la importancia de la fotoprotecci&#243;n. Conoci&#233;ndola m&#225;s de cerca seguramente te acuerdes un poco m&#225;s de ella. No tienes que vivir en una cueva para evitar el c&#225;ncer de piel, solo saber cu&#225;ndo dedicarle esos minutos extra a la crema solar. Tu &#8220;yo&#8221; del futuro de lo agradecer&#225;. </p><p></p><p>Un abrazo,</p><p>Ana </p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[Verano y manchas.]]></title><description><![CDATA[C&#243;mo prevenirlas, qu&#233; puedes y no puedes hacer ahora.]]></description><link>https://dermalauwers.substack.com/p/verano-y-manchas</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/verano-y-manchas</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Sun, 09 Aug 2026 11:57:15 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/7b39116a-2c47-439c-aee9-de9cc488fe43_1200x1600.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>Voy a ser muy sincera. Soy la primera defensora de la fotoprotecci&#243;n, pero no siempre fue as&#237;. Nunca he dudado de la evidencia cient&#237;fica que hay detr&#225;s ni he tenido miedo por los componentes; simplemente me gustaba estar morena. Ten&#237;a claro que ten&#237;a que evitar el sol entre las 12h y las 16h, estar a la sombra todo lo posible, usar fotoprotector y reaplicar cada dos horas. Pero me gustaba mucho estar morena. Y disuadirme de ello con 15 a&#241;os era complicado. Total, que cuando mis padres me preguntaban en la playa si me hab&#237;a puesto crema, la respuesta era siempre s&#237;, aunque a veces podr&#237;a haberse usado m&#225;s como ambientador en spray.</span></p><p><span>Pero cuando aparecen esas primeras manchas o pequitas, que al principio solo estaban en verano, y que ahora te acompa&#241;an todo el a&#241;o, y cada vez son m&#225;s grandes; se te quitan las ganas de ponerte como una lagartija al sol. As&#237; que voy a intentar redimirme ayud&#225;ndote un poquito a ti, para prevenirlas y tratarlas desde el principio. </span></p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><h3><strong><span>No todas las manchas son iguales.</span></strong></h3><p><span>En verano, las manchas que m&#225;s solemos ver son lentigos solares y melasma. A veces se diferencian claramente, a veces se confunden, a veces se solapan:</span></p><ul><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">L&#233;ntigos solares:</span></strong><span> manchitas </span><strong><span>puntuales</span></strong><span>, de pocos </span><strong><span>mil&#237;metros</span></strong><span>, con bordes </span><strong><span>definidos </span></strong><span>y netos. Aparecen donde m&#225;s sol da: </span><strong><span>p&#243;mulos, sienes, escote, antebrazos y manos.</span></strong></p></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Melasma:</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span><span>manchas m&#225;s </span><strong><span>difusas</span></strong><span>, generalmente sim&#233;tricas, t&#237;pico en </span><strong><span>frente, mejillas y labio superior</span></strong><span>. Esta, que se hace m&#225;s evidente en verano, tambi&#233;n empeora con calor y est&#225; influenciada por las hormonas, con la toma de anticonceptivos o el embarazo.</span></p></li></ul><p><span>Para que te hagas una idea: las pecas grandes que no se van suelen ser l&#233;ntigos; la sombra o la mancha grande suele ser melasma.</span></p><p><span>Puede que las tengas durante todo el a&#241;o, pero </span><strong><span>la exposici&#243;n solar reactiva la producci&#243;n de melanina en estas zonas ya sensibilizadas</span></strong><span>, por lo que suelen ser m&#225;s evidentes en verano.</span></p><p></p><h3><strong><span>Qu&#233; puedes hacer ahora en verano.</span></strong></h3><ul><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Fotoprotecci&#243;n de amplio espectro.</span></strong></p><ul><li><p>El <strong>b&#225;sico </strong>e imprescindible, no sustituible por nada.</p></li><li><p>Especialmente importante que sea de<strong> amplio espectro</strong> en el caso del melasma, porque este empeora con los rayos UV pero tambi&#233;n con la luz visible.</p></li><li><p>Si est&#225;s expuesto al sol, reaplica cada 2-3 horas. </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!wb-6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Facbc74c5-56c0-4e76-bfb1-79c42b877d29_711x1247.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!wb-6!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Facbc74c5-56c0-4e76-bfb1-79c42b877d29_711x1247.jpeg 424w, 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/__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1546086c-af62-4b53-8f5d-996d6b24f066_695x1256.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!7Ij9!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1546086c-af62-4b53-8f5d-996d6b24f066_695x1256.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!7Ij9!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1546086c-af62-4b53-8f5d-996d6b24f066_695x1256.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!7Ij9!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1546086c-af62-4b53-8f5d-996d6b24f066_695x1256.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p></p></li></ul></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Antioxidantes t&#243;picos</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">,</span> como la vitamina C. </p><ul><li><p>Por la ma&#241;ana, como &#250;ltimo paso, justo debajo del protector. 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href="/__u/substackcdn.com/image/fetch/$s_!eCgx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!eCgx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg" width="526" height="1146" 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/__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!eCgx!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff9ee6f90-8a72-42b0-9987-575ad6eff7bc_526x1146.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></li></ul></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Evita exfoliantes agresivos y tratamientos que aumenten la sensibilidad al sol, </span></strong>especialmente si no los usabas antes. No es el momento de irritar m&#225;s a una piel que ya est&#225; reactiva por el calor y el sol.</p><p></p></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Si ya usas retinoides, no hace falta que los dejes.</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span></p><ul><li><p>Esto suele generar confusi&#243;n: si tu piel est&#225; habituada y los usas por la noche con buena fotoprotecci&#243;n diurna, <strong>no tienes que modificar tu rutina. </strong></p></li><li><p>Lo que <strong>no </strong>conviene es <em><strong>empezar</strong></em><strong> </strong>a usarlos ahora si no los usabas hasta el momento, porque la piel necesita un periodo de adaptaci&#243;n donde aumenta la sensibilidad y la descamaci&#243;n. Mejor no exponer la piel a tanto sol durante ese momento.</p></li></ul></li><li><p>En el caso del melasma, en determinados pacientes y condiciones, podemos pautar<strong> <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#225;cido tranex&#225;mico oral.</span></strong></p><p></p></li></ul><h3><strong><span>Qu&#233; hacer cuando baje la intensidad del sol (oto&#241;o).</span></strong></h3><ul><li><p><strong>Activos despigmentantes m&#225;s potentes: </strong>podemos usar <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">hidroquinona</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span>bajo supervisi&#243;n m&#233;dica.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!5RpZ!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 1456w" sizes="100vw"><img 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/__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!5RpZ!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0f467b47-80d8-4701-8db4-a26bd43b08d1_517x963.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></li><li><p>Podemos<span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">intensificar</span> </strong>la frecuencia de <strong>otros activos despigmentantes</strong> como el <strong>&#225;cido k&#243;jico, arbutina, el &#225;cido tranex&#225;mico, el Thiamidol o el Melasyl</strong>.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!CNI0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F714254de-7b33-4834-8011-b3596df54b94_575x932.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!CNI0!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F714254de-7b33-4834-8011-b3596df54b94_575x932.jpeg 424w, 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/__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F819265a2-e61a-4d9f-afde-b5f45b94319c_347x1006.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!lbyq!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F819265a2-e61a-4d9f-afde-b5f45b94319c_347x1006.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!lbyq!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F819265a2-e61a-4d9f-afde-b5f45b94319c_347x1006.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!lbyq!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F819265a2-e61a-4d9f-afde-b5f45b94319c_347x1006.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></li><li><p>Puedes <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">empezar </span></strong>con <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">retinoides</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span>si no los usabas.</p><p></p></li><li><p><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Procedimientos en consulta:</span></strong></p><ul><li><p><em><strong>Peelings</strong></em><strong>, l&#225;seres y fuentes de luz, o mesoterapia despigmentante:</strong> los reservamos para el oto&#241;o e invierno, porque corremos el riesgo de empeorar las manchas si las irritamos cuando nos va a dar el sol.</p><p></p></li></ul></li></ul><p><span>Si os interesa, os contar&#233; con m&#225;s detalle los tratamientos en consulta cuando sea el momento de retomarlos. Y recuerda que nunca te arrepentir&#225;s de haber usado crema solar.</span></p><p><span>Un abrazo,</span></p><p><span>Ana</span></p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[Mis favoritos para pieles grasas]]></title><description><![CDATA[Activos clave y consejos para crear tu rutina.]]></description><link>https://dermalauwers.substack.com/p/mis-favoritos-para-pieles-grasas</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/mis-favoritos-para-pieles-grasas</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Sun, 02 Aug 2026 15:18:41 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/05fcfddf-a3fd-489f-b3c5-eed6b6a57ed6_1200x675.webp" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Puedo dar gracias porque, dentro de lo que cabe, siempre he tenido una piel bastante agradecida. Pero pocos se libran del acn&#233; juvenil, y yo no fui una de ellas.</p><p style="text-align: justify;">Recuerdo cuando una buena amiga, muy puesta en cosm&#233;ticos, se qued&#243; de piedra al contarle que yo usaba un gel de hidroxi&#225;cidos de Neostrata ma&#241;ana y noche. &#191;Por qu&#233; hac&#237;a eso? Porque secaba los granos. Igual que la pasta de dientes, o eso me hab&#237;an dicho. Yo no s&#233; si eso era algo <em>mainstream</em> de la &#233;poca. Causa o consecuencia de la escena en la pel&#237;cula &#8220;Mi gran boda griega&#8221;, donde la novia se pon&#237;a limpiacristales sobre el grano que, como siempre, tuvo que aparecer la noche antes de la ceremonia. Y funcion&#243;. No puedo decir lo mismo de la pasta de dientes, pero agradezco la simplicidad del consejo.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p style="text-align: justify;">Con esto, me qued&#233; con la copla de que yo, abanderada de las pieles grasas a los 14 a&#241;os y v&#237;ctima del terrible Roacut&#225;n durante sus buenos 10 meses (de esto hablar&#233;, no os preocup&#233;is; pero os adelanto de que es el f&#225;rmaco que m&#225;s prescribo y el que m&#225;s alegr&#237;as me da), necesitaba SECAR mi piel a toda costa. A cualquier precio. No necesitaba hidratar, solo exfoliar y secar, exfoliar y secar.</p><p style="text-align: justify;">&#8220;Proteger del sol&#8221;, como todos. Pero realmente mi acn&#233; mejoraba mucho en verano. El sol secaba, y el mar secaba, y la piscina secaba. As&#237; que el fotoprotector hac&#237;a su estelar aparici&#243;n los d&#237;as de playa intensos, pero poco m&#225;s. Adelanto n&#250;mero dos y primer ruego: si quieres hacer algo por tu piel, por muy grasa que sea y muy joven que seas t&#250;, usa fotoprotecci&#243;n. De esto tambi&#233;n hablar&#233; en un post aparte.</p><p style="text-align: justify;">Total, que:</p><p style="text-align: justify;">A) Entiendo lo que es tener granos y odiarlo.</p><p style="text-align: justify;">B) Entiendo lo que es querer secar tu piel.</p><p style="text-align: justify;">C) Entiendo lo que es la sobredosis de informaci&#243;n.</p><p style="text-align: justify;">D) Entiendo lo que es probar todo y no ver gran mejor&#237;a.</p><p style="text-align: justify;">Y aqu&#237; tengo que hacer un par&#233;ntesis, porque &#8220;probar todo&#8221; no significa comprar una crema nueva, usarla ma&#241;ana y noche dos semanas, cansarte de esperar y cambiar a otra.</p><p style="text-align: justify;">Cuando dicen que lo m&#225;s importante de una rutina es <strong>ser constante</strong>, no puedo estar m&#225;s de acuerdo. Y ser constante <strong>con lo que necesitas</strong>, que generalmente no son 28 cremas y 13 s&#233;rums. Probablemente ser&#225; la combinaci&#243;n de 2-3 activos, un buen limpiador y un buen fotoprotector. Y paciencia. Esto es aplicable a todas las rutinas.</p><p style="text-align: justify;">En este post voy a hablar de los principios cosm&#233;ticos de los que se van a beneficiar las pieles grasas. De tratamientos m&#233;dicos, tanto t&#243;picos como orales, as&#237; como l&#225;seres, fuentes de luz, peelings, etc. recomendados para personas con acn&#233; hablaremos en otro momento. Porque ya veis que me enrollo, hay mucho de lo que hablar y vale la pena dedicarle su espacio y tiempo.</p><h3 style="text-align: justify;"><strong><span>C&#243;mo estructurar una rutina f&#225;cil para pieles grasas</span></strong></h3><p style="text-align: justify;">Vamos a hablar de <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">limpiador + principio activo.</span></p><ul><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Limpiador </span><span>ma&#241;ana y noche. </span>Puedes perfectamente usar el mismo en las dos ocasiones.</p></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Principio activo</span><span>: </span>cada 12h, cada 24h o 2-3 veces a la semana, dependiendo del tipo, la concentraci&#243;n y la tolerancia individual.</p></li><li><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Fotoprotecci&#243;n</span><span>: </span>como regla general, todas las ma&#241;anas. Simplificando mucho, un grano al que le da el sol es una futura marca oscura. Esto tambi&#233;n lo desarrollar&#233; m&#225;s adelante.</p><p></p></li></ul><h4 style="text-align: justify;"><strong>LIMPIADORES</strong></h4><p style="text-align: justify;">El objetivo de la limpieza facial en piel grasa es <span>eliminar sebo, suciedad y microorganismos sin da&#241;ar la barrera cut&#225;nea</span>.</p><p style="text-align: justify;">Usa un <strong>limpiador suave, sin jab&#243;n,</strong> con un pH 4-6. No tiene que ser el m&#225;s astringente del mundo ni dejarte la piel excesivamente tirante.</p><p style="text-align: justify;">Los <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">limpiadores no comedog&#233;nicos</span></strong> son los m&#225;s apropiados para estas pieles.</p><p style="text-align: justify;">Aqu&#237; quiero hacer una peque&#241;a explicaci&#243;n, porque estos t&#233;rminos son importantes en el caso de las pieles grasas. No solo hablamos de limpiadores, sino de cualquier producto que vayas a ponerte en la cara. Hay cremas maravillosas para otras indicaciones como las cicatrices o las rojeces, pero una rojez o una marca en la cara de una persona con acn&#233; no se debe tratar igual. <strong>No comedog&#233;nico </strong>significa que est&#225; formulado para reducir el potencial de crear comedones (puntos negros, abiertos y cerrados). <em><strong>Oil-free</strong></em> significa que est&#225; formulado sin aceites, los cuales generalmente son comedog&#233;nicos. Pero existen ingredientes comedog&#233;nicos que no son aceites y aceites con bajo perfil comedog&#233;nico. <strong><span>Prioriza no comedog&#233;nico y estar&#225;s bien.</span></strong></p><p style="text-align: justify;">Opciones que me gustan mucho:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!r91H!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!r91H!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg" width="177" height="353" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:353,&quot;width&quot;:177,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!r91H!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F1b168743-7afa-4f42-b3fc-ecf4eff00537_177x353.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!0vGM!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!0vGM!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg" width="206" height="368" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:368,&quot;width&quot;:206,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!0vGM!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f9fba71-1024-4acb-9927-5b99c8ebc4b5_206x368.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!BKww!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!BKww!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg" width="176" height="336" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:336,&quot;width&quot;:176,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!BKww!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2085b498-9f6f-44cd-acbe-8a5c3c475c4c_176x336.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><h4><strong>PRINCIPIOS ACTIVOS</strong></h4><p style="text-align: justify;">Si hablamos de f&#225;rmacos como tal, los reyes son los<strong> retinoides: </strong>tretino&#237;na, adapaleno o trifaroteno; solos o combinados con per&#243;xido de benzo&#237;lo o antibi&#243;ticos t&#243;picos.</p><p style="text-align: justify;">Pero en este caso nos vamos a centrar en los activos comercializados que puedes comprar en farmacia sin receta m&#233;dica. Tampoco quiero meterme en el mundo del retinol o retinaldeh&#237;do. Sin duda ayudar&#225;n a estas pieles, pero son tan polivalentes que quiero hablar de todos sus beneficios en un art&#237;culo completo.</p><p style="text-align: justify;"></p><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Per&#243;xido de benzo&#237;lo (2,5&#8211;10%)</span></strong></p><ul><li><p><span> </span>Es un ingrediente <strong>bactericida</strong>: mata a las bacterias que se encuentran t&#237;picamente en mayor proporci&#243;n en las gl&#225;ndulas seb&#225;ceas de pieles acneicas (donde la estrella es C. acnes).<span> </span>Tiene una ventaja extra de no generar resistencias bacterianas, por lo que es habitual verlo combinado con antibi&#243;ticos t&#243;picos (con receta m&#233;dica).</p></li><li><p><span> </span>Tiene adem&#225;s un leve efecto <strong>comedol&#237;tico</strong> (elimina los comedones o puntos negros).</p></li></ul><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!EmWw!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 1456w" sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!EmWw!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg" width="450" height="318.9443920829406" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:752,&quot;width&quot;:1061,&quot;resizeWidth&quot;:450,&quot;bytes&quot;:59583,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:&quot;https://dermalauwers.substack.com/i/209467523?img=https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg&quot;,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!EmWw!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0e45df15-462d-48f8-8d69-de9469391adc_1061x752.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Niacinamida (nicotinamida, 2&#8211;5%, forma activa de la vitamina B3)</span></strong></p><ul><li><p>Es beneficiosa para el acn&#233; porque<strong> inhibe la producci&#243;n de sebo, </strong>tiene efecto <strong>antiinflamatorio y refuerza la barrera cut&#225;nea</strong>.</p></li><li><p><span>A</span>dem&#225;s, se tolera muy bien. Tiene un perfil de seguridad excelente, pudiendo usarse incluso en <strong>embarazo y lactancia</strong>.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!jMlh!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc9f1135-5cb1-43af-831d-47fa4c604912_339x281.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!jMlh!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc9f1135-5cb1-43af-831d-47fa4c604912_339x281.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!jMlh!, 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15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" 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/__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0fa90194-fcb6-4b98-90fb-8c3812eba3d1_164x376.png 1272w, /__u/substackcdn.com/image/fetch/$s_!4ZMH!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F0fa90194-fcb6-4b98-90fb-8c3812eba3d1_164x376.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#193;cido azelaico (15&#8211;20%)</span></strong></p><ul><li><p><span> </span>Un activo del que cada d&#237;a me enamoro m&#225;s. Pocas personas no se beneficiar&#225;n de &#233;l.</p></li><li><p><span> </span><strong>Inhibe competitivamente la 5&#945;-reductasa</strong>: de la que hablaremos mucho tambi&#233;n en pelo. Es una enzima que transforma la testosterona en dihidrotestosterona, que a nivel de la gl&#225;ndula seb&#225;cea promueve la formaci&#243;n de sebo. Enzima bloqueada, menos dihidrotestosterona, menos grasa, menos granos.</p></li><li><p><span> </span>Tiene efecto <strong>antibacteriano, queratol&#237;tico </strong>(promueve la descamaci&#243;n y la renovaci&#243;n celular) y <strong>antioxidante</strong>.</p></li><li><p><span> </span>Aqu&#237; s&#237; que me mojo y digo que es mi favorito en <strong>embarazo y lactancia</strong>, porque adem&#225;s de ser muy seguro, ayuda con la <strong>hiperpigmentaci&#243;n postinflamatoria</strong> y el melasma, haci&#233;ndolo muy &#250;til en personas con estas tendencias o en pieles oscuras.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!QnGs!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fcf241b69-b407-4717-96b2-bcdc694e26bf_280x348.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source 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xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Zinc </span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">(zinc PCA y gluconato de zinc)</span></p><ul><li><p><strong>Disminuye la producci&#243;n de sebo.</strong></p></li><li><p><strong>Presenta acci&#243;n antiinflamatoria.</strong></p></li><li><p>Tiene actividad frente a <em>Cutibacterium acnes</em>: <strong>reduce </strong>parcialmente el <strong>crecimiento bacteriano</strong> y dificulta la formaci&#243;n de <em>biofilms</em>.</p></li><li><p>Potencia la eficacia de otros tratamientos, como el per&#243;xido de benzo&#237;lo o los retinoides.</p></li><li><p><strong>Disminuye la irritaci&#243;n</strong> <strong>y favorece la cicatrizaci&#243;n.</strong></p></li><li><p>Puede que hayas visto esos <em>reels </em>de chicas cubri&#233;ndose la cara con crema de pa&#241;al de beb&#233; despu&#233;s del retinol. S&#237;, estas tambi&#233;n llevan zinc, pero llevan &#243;xido de zinc que destaca sobre todo por el efecto barrera y disminuci&#243;n de la inflamaci&#243;n.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!SX70!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff25c49cf-d1a0-43e5-af57-1b68161135b0_182x468.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!SX70!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ff25c49cf-d1a0-43e5-af57-1b68161135b0_182x468.jpeg 424w, 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y2="14"></line></svg></button></div></div></div></a></figure></div><h4><strong>EXFOLIANTES QU&#205;MICOS</strong></h4><p style="text-align: justify;">Hablamos de los alpha y beta-hidroxi&#225;cidos. A diferencia de los ingredientes de los que hemos hablado hasta ahora, que se pueden aplicar ma&#241;ana y noche, estos exfoliantes generalmente se recomiendan de forma m&#225;s espaciada. Buscamos encontrar su <strong>beneficio, evitando una irritaci&#243;n, rojez o descamaci&#243;n </strong>excesiva. Y muchas veces este ritmo lo marca la tolerancia de tu propia piel. Por eso, generalmente empezaremos aplic&#225;ndolos <strong>2-3 veces a la semana</strong>, pudiendo aumentar su frecuencia si se toleran bien.</p><p style="text-align: justify;"></p><p style="text-align: justify;"><strong>Beta-hidroxi&#225;cidos (BHA):</strong></p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#193;cido salic&#237;lico (0,5&#8211;2%)</span></strong></p><ul><li><p><span>Se caracteriza por su e</span>fecto <strong>comedol&#237;tico</strong> (destrucci&#243;n de puntos negros), <strong>antiinflamatorio</strong> y <strong>seborregulador.</strong></p></li><li><p><span>Co</span>mo producto cosm&#233;tico se encuentra en concentraciones entre 0,5-2%, y entre 10-30% se utiliza como peeling qu&#237;mico.</p></li></ul><p></p><p><strong>Alfa-hidroxi&#225;cidos (AHA): </strong></p><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#193;cido glic&#243;lico:</span></strong></p><ul><li><p><span>E</span>l AHA m&#225;s peque&#241;o y con mayor penetraci&#243;n.</p></li><li><p>A concentraciones bajas (&lt;10%), favorece la <strong>descamaci&#243;n</strong> y promueve la <strong>renovaci&#243;n </strong>epid&#233;rmica; y tiene <strong>actividad antibacteriana</strong> pH-dependiente contra <em>C. acnes.</em></p></li><li><p>A concentraciones altas (20&#8211;70%) act&#250;a como peeling qu&#237;mico.</p></li></ul><p></p><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#193;cido l&#225;ctico</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">:</span></p><ul><li><p>Otro AHA con efecto <strong>queratol&#237;tico</strong>, que act&#250;a promoviendo la descamaci&#243;n. Pero al ser molecularmente m&#225;s grande, tiene m&#225;s dificultad para penetrar en la piel, lo que hace que sea mejor tolerado en pieles sensibles.</p></li><li><p>Tambi&#233;n <strong>reduce la formaci&#243;n de sebo</strong> y <strong>modula el microbioma</strong> de la piel.</p></li></ul><p></p><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">- </span><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">&#193;cido mand&#233;lico</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">:</span></p><ul><li><p>Tambi&#233;n <strong>queratol&#237;tico</strong> y <strong>seborregulador</strong>, pero como es el AHA de mayor peso molecular, su penetraci&#243;n es m&#225;s lenta y uniforme, por lo que suele ser el mejor tolerado.</p></li></ul><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" 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xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!jFm9!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, 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sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!jFm9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg" width="239" height="405" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:405,&quot;width&quot;:239,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg 848w, /__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_1272, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!jFm9!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F8f03021f-c90d-478e-b3c7-54199eb15665_239x405.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><h4><strong>&#191;Y EXFOLIANTES MEC&#193;NICOS?</strong></h4><p style="text-align: justify;">La <strong>evidencia</strong> para la exfoliaci&#243;n mec&#225;nica en acn&#233; es <strong>m&#225;s limitada.</strong></p><p style="text-align: justify;">Solemos <strong>desaconsejar</strong> <em><strong>scrubs</strong></em><strong> muy agresivos, cepillos faciales y esponjas; </strong>porque acaban causando m&#225;s irritaci&#243;n y microtraumatismos, empeorando el acn&#233;.</p><p style="text-align: justify;">Si optas por exfoliaci&#243;n mec&#225;nica, que sea <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">suave y no agresiva</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">,</span> y preferiblemente combinada con exfoliaci&#243;n qu&#237;mica. 2-3 veces a la semana es perfecto. </p><p style="text-align: justify;">Ejemplos que me gustan especialmente:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!F0LR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70271188-23a0-439e-875f-e89a8feb39a7_248x503.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!F0LR!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70271188-23a0-439e-875f-e89a8feb39a7_248x503.png 424w, /__u/substackcdn.com/image/fetch/$s_!F0LR!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, 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sizes="100vw"><img src="/__u/substackcdn.com/image/fetch/$s_!F0LR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F70271188-23a0-439e-875f-e89a8feb39a7_248x503.png" width="248" height="503" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/70271188-23a0-439e-875f-e89a8feb39a7_248x503.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:503,&quot;width&quot;:248,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:null,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="/__u/substackcdn.com/image/fetch/$s_!F0LR!, /__u/dermalauwers.substack.com/w_424, 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xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="/__u/substackcdn.com/image/fetch/$s_!Ykan!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F73f7239b-90b9-4a1a-8e2b-b9e98d033d68_248x451.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="/__u/substackcdn.com/image/fetch/$s_!Ykan!, /__u/dermalauwers.substack.com/w_424, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F73f7239b-90b9-4a1a-8e2b-b9e98d033d68_248x451.jpeg 424w, /__u/substackcdn.com/image/fetch/$s_!Ykan!, /__u/dermalauwers.substack.com/w_848, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_webp, 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/__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7f2712a8-73fa-4103-bd09-8f9d1ec4c4a0_225x408.jpeg 1272w, /__u/substackcdn.com/image/fetch/$s_!xVul!, /__u/dermalauwers.substack.com/w_1456, /__u/dermalauwers.substack.com/c_limit, /__u/dermalauwers.substack.com/f_auto, /__u/dermalauwers.substack.com/q_auto:good, /__u/dermalauwers.substack.com/fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7f2712a8-73fa-4103-bd09-8f9d1ec4c4a0_225x408.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg aria-hidden="true" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Tener acn&#233; ya es suficientemente pesado como para tener que hacer malabares con la cantidad de informaci&#243;n disponible. <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Mis recomendaciones siempre ser&#225;n:</span></p><p><span>- </span>Que priorices la <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">simplicidad </span>de la rutina, que te guste y puedas seguirla.</p><p><span>- </span>Que si no sabes porqu&#233; no mejoras (o incluso empeoras), <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">revises primero lo que est&#225;s usando</span>, antes de a&#241;adir m&#225;s productos.</p><p>Y como reflexi&#243;n final, que <strong>el acn&#233; se trata</strong>. Estas rutinas son para pieles grasas y un complemento para las personas que tienen acn&#233;. Ve al dermat&#243;logo. Hay f&#225;rmacos y tecnolog&#237;a que lo trata y previene la formaci&#243;n de marcas y cicatrices. <strong>Y cuanto antes lo trates, mejor.</strong></p><p>Un abrazo,</p><p>Ana.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[¿Cuál es mi tipo de piel?]]></title><description><![CDATA[... &#191;humana?]]></description><link>https://dermalauwers.substack.com/p/cual-es-mi-tipo-de-piel</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/cual-es-mi-tipo-de-piel</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Wed, 29 Jul 2026 10:40:12 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!0r4B!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F955b30fe-cbf4-4e0b-ba7c-44ea9538a71b_810x810.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p style="text-align: justify;">Yo no s&#233; si esto me pas&#243; solo a m&#237; cuando empec&#233; la residencia de dermatolog&#237;a. Pero me pareci&#243; un aut&#233;ntico Cristo. No solo ten&#237;a que saber diferenciar perfectamente los tipos de piel, sino que ten&#237;a que hacerlo mirando a 2 metros de distancia, en 2 milisegundos, mientras alguna amiga me contaba a la vez las 25 rutinas coreanas que hab&#237;a probado. Y obviamente, me quedaba en blanco y le explicaba que, como residente de primer a&#241;o, sab&#237;a m&#225;s del c&#243;digo ictus que de todas las marcas de <em>skincare</em> de las que hablaban.</p><p style="text-align: justify;">A d&#237;a de hoy me lo siguen preguntando. Del c&#243;digo ictus, desgraciadamente, recuerdo poco.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p style="text-align: justify;">Y desgraciadamente, tampoco tengo una respuesta clara y r&#225;pida a esa pregunta. Entre otras cosas, porque esta <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">diferenciaci&#243;n cl&#225;sica de piel grasa, seca, normal y mixta,</span></strong> nace de la industria cosm&#233;tica y <span data-color="#4a86e8" style="color: rgb(74, 134, 232);">no est&#225; basada en estudios m&#233;dicos ni cient&#237;ficos formales.</span></p><p style="text-align: justify;">Con esto, te haces una idea de que no fue lo primero que nos ense&#241;aron a los residentes de dermatolog&#237;a en el hospital. Ten&#237;amos (con muy buen criterio) muchas otras patolog&#237;as que aprender primero. Me agobi&#233; con la cantidad de informaci&#243;n con la que me choqu&#233; y me cost&#243; asumir que nunca iba a saberlo todo. Y el tipo de piel fue la &#250;ltima de mis preocupaciones. Y ahora lo agradezco. </p><h4 style="text-align: justify;">Y entiendo que no puedo dar esa respuesta cerrada, porque no es tan f&#225;cil.</h4><p style="text-align: justify;">Ahora sigo agobiada porque la cantidad de informaci&#243;n dermatol&#243;gica sigue (y seguir&#225; siendo) inabarcable. Pero convivo un poco mejor con esa idea; y esto me permite ir desbroz&#225;ndola poco a poco, ir entendi&#233;ndola y poder dar respuestas algo m&#225;s trabajadas.</p><p style="text-align: justify;"></p><h4>Voy a intentar explicarlo de la forma m&#225;s sencilla.</h4><p style="text-align: justify;">Este sistema de clasificaci&#243;n tradicional <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">(piel grasa, seca, normal y mixta) </span></strong>se atribuye a <strong>Helena Rubinstein</strong>, empresaria polaco-estadounidense de la industria cosm&#233;tica, introducido a principios del siglo XX (aproximadamente entre 1900 y 1910). Se considera la primera persona en categorizar la piel en estos tipos b&#225;sicos con el objetivo de recomendar productos de cuidado cut&#225;neo de forma personalizada.</p><p style="text-align: justify;">La diferenciaci&#243;n se mantuvo intacta durante m&#225;s de un siglo, hasta que Leslie Baumann quiso ampliarla a principios de los 2000, creando el <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Baumann Skin Type Indicator (BSTI)</span>, que eval&#250;a la piel en cuatro dimensiones:</strong></p><ul><li><p>seca o grasa</p></li><li><p>sensible o resistente</p></li><li><p>pigmentada o no pigmentada</p></li><li><p>arrugada o firme</p></li></ul><p style="text-align: justify;">La combinaci&#243;n de estos cuatro par&#225;metros genera <strong>16 posibles tipos de piel</strong>, lo que permite personalizar a&#250;n m&#225;s el cuidado de la piel.</p><p style="text-align: justify;">Aunque bastante intuitivos, el principal inconveniente de estos sistemas es la falta de objetividad a la hora de medir, ya que se basan en cuestionarios de autopercepci&#243;n.</p><p></p><h5><strong>Par&#225;metros biof&#237;sicos objetivos</strong></h5><p style="text-align: justify;">Para intentar estandarizar la clasificaci&#243;n, se han buscado par&#225;metros medibles con dispositivos no invasivos:</p><ul><li><p>la producci&#243;n de sebo mediante sebumeter, para diferenciar pieles grasas y secas;</p></li><li><p>la p&#233;rdida transepid&#233;rmica de agua (TEWL);</p></li><li><p>la hidrataci&#243;n del estrato c&#243;rneo mediante el corne&#243;metro;</p></li><li><p>el pH cut&#225;neo;</p></li><li><p>o la elasticidad de la piel.</p><p></p></li></ul><h5><strong>Diferenciaci&#243;n cl&#237;nica</strong></h5><p style="text-align: justify;">Aunque estas mediciones sean &#250;tiles para la creaci&#243;n de estudios, en el d&#237;a a d&#237;a los dermat&#243;logos no solemos utilizarlos, y nos basamos principalmente en la inspecci&#243;n visual.</p><h3></h3><h4><em><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Qu&#233; puedes ver en tu piel que te gu&#237;e hacia un tipo de piel u otra (a grandes rasgos):</span></em></h4><ul><li><p>El brillo o aspecto lustroso de forma generalizada es t&#237;pico de <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">piel grasa.</span></strong></p></li><li><p>La descamaci&#243;n o la textura rugosa solemos verla en <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">pieles secas.</span></strong></p></li><li><p>La <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">piel mixta</span></strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);"> </span>se caracteriza por ser grasa en la zona T (frente y nariz) y seca en las mejillas.</p></li><li><p>La <strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">piel sensible</span></strong> tiende a hacer rojeces y descamaci&#243;n con facilidad, especialmente en zonas de pliegues o donde el grosor cut&#225;neo es menor, como en los p&#225;rpados.</p><p></p></li></ul><p><strong>Relevancia cl&#237;nica</strong></p><p style="text-align: justify;">La clasificaci&#243;n del tipo de piel tiene implicaciones pr&#225;cticas importantes, ya que seg&#250;n el tipo de piel se tiene m&#225;s tendencia a desarrollar determinadas patolog&#237;as o condiciones.</p><h4 style="text-align: center;"><em><span>Primero conoces tu piel, luego descubres a qu&#233; eres propenso, y despu&#233;s desarrollas una rutina para prevenir y tratar.</span></em></h4><p style="text-align: justify;"><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Piel grasa</span></strong></p><p style="text-align: justify;">Se asocia con una incidencia significativamente mayor de acn&#233; (61 % frente a aproximadamente el 36 % en pieles normales o secas) y mayor proliferaci&#243;n de bacterias lip&#243;filas como <em>Cutibacterium acnes</em>.</p><p style="text-align: justify;"><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Piel seca</span></strong></p><p style="text-align: justify;">Presenta alteraciones en la organizaci&#243;n de los l&#237;pidos (grasas) en el estrato c&#243;rneo (la capa m&#225;s superficial de la piel). Puede que te suenen las ceramidas y c&#243;mo su d&#233;ficit compromete la funci&#243;n barrera de la piel.</p><p style="text-align: justify;"><strong><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Piel sensible</span></strong></p><p style="text-align: justify;">O f&#225;cilmente reactiva. Algo m&#225;s frecuente en personas de piel clara y con predisposici&#243;n at&#243;pica. M&#225;s t&#237;pica en mujeres j&#243;venes que generalmente tambi&#233;n tienen la piel seca.</p><h4 style="text-align: center;"></h4><h4 style="text-align: center;"><em><span>Pero, &#191;y si tu piel no est&#225; tan claramente definida?</span></em></h4><p style="text-align: justify;">Esto es lo m&#225;s probable. Los tipos de piel representan un continuo. Tu tipo de piel puede estar en un punto intermedio o variar con la edad o la localizaci&#243;n anat&#243;mica.</p><p style="text-align: justify;"><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">A veces no est&#225; tan claro.</span> A veces hay que reevaluar. A veces lo que te &#8220;sienta bien&#8221; en una zona te est&#225; da&#241;ando otra. A veces te est&#225;s quedando corta con un principio activo y te est&#225;s pasando con otro, en cantidad o en frecuencia.</p><p style="text-align: justify;">Y cuantos m&#225;s pacientes veo, m&#225;s ambiguo me parece todo. Pero eso es lo dif&#237;cil y lo bonito de la dermatolog&#237;a (y de la medicina en general): que no es una ciencia exacta. Por una parte, odio ese concepto. Odio no tener las cosas claras y no me manejo bien en los grises. Pero a nivel de aprendizaje interno, me est&#225; viniendo genial.</p><p><em><span>Conclusi&#243;n</span></em><span>:</span> <em>no te agobies si no sabes qu&#233; tipo de piel tienes.</em> No te va a cambiar la vida meterla en una caja perfecta con su r&#243;tulo.</p><p>En las siguientes publicaciones intentar&#233; explicarte los principios activos y los cuidados que puedes incorporar. De momento, solo te pido que no te pongas todo a la vez y que te quedes con el concepto de que &#8220;menos es m&#225;s&#8221;, especialmente si no tienes claro qu&#233; es lo que te sienta bien.</p><p>Un abrazo,</p><p>Ana.</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item><item><title><![CDATA[Piel.]]></title><description><![CDATA[Y c&#243;mo cuidarla.]]></description><link>https://dermalauwers.substack.com/p/piel</link><guid isPermaLink="false">https://dermalauwers.substack.com/p/piel</guid><dc:creator><![CDATA[Piel.]]></dc:creator><pubDate>Wed, 29 Jul 2026 08:23:45 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!0r4B!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F955b30fe-cbf4-4e0b-ba7c-44ea9538a71b_810x810.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><span>&#161;Hola! Soy Ana, nula en redes sociales y mediocre en sintetizar informaci&#243;n. Y tambi&#233;n soy dermat&#243;loga.</span></p><p><span>Y, adem&#225;s, me gusta escribir. Tengo ganas de combinar estas dos facetas, pero, lo siento, no soy de formato corto ni de</span><em><span> reels</span></em><span> (al menos, de momento).</span></p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p><span>Llevo un tiempo intentando crear una forma de informar/divulgar/responder dudas sobre dermatolog&#237;a, dermatolog&#237;a est&#233;tica y capilar. Pero los posts de Instagram se quedan cortos para contaros y profundizar todo lo que quiero en estos temas. Por eso, he empezado este Substack.</span></p><p><span>Ni yo s&#233; hasta qu&#233; punto llega el n&#250;mero publicaciones y cuentas centradas en </span><em><span>skincare</span></em><span>. Y por esto, me daba la sensaci&#243;n de que &#8220;ya estaba todo explicado&#8221;. Pero cuando te das cuenta de que las cosas m&#225;s locas o con menos evidencia son las que m&#225;s resuenan, y que al final volvemos a hacernos las mismas preguntas, no parece tan descabellado crear contenido un poco m&#225;s desarrollado.</span></p><p><span>No para hacerse viral ni para crear </span><em><span>trends</span></em><span>. Para explicar a las personas que realmente est&#225;n interesadas en conocer su piel, aprender a cuidarla y a reconocer cuando algo debe ser valorado por un dermat&#243;logo en consulta.</span></p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">Qu&#233; vas a encontrar aqu&#237;:</span></p><p><span>Este es el planteamiento inicial (sujeto a cambios seg&#250;n vuestro </span><em><span>feedback</span></em><span>. Tendr&#233; que enterarme de c&#243;mo recoger esa informaci&#243;n):</span></p><p><span>Cada semana voy a escribir un post sobre temas de dermatolog&#237;a que suelen preguntarme en consulta.</span></p><p><strong><span>Cuidado de la piel y cosm&#233;tica</span></strong></p><p><span>Qu&#233; ingredientes tienen evidencia (retinol, vitamina C, niacinamida...) y cu&#225;les son marketing que otra cosa. Rutinas, mitos, y por qu&#233; &#8220;m&#225;s caro&#8221; no siempre significa &#8220;mejor&#8221;.</span></p><p><strong><span>Procedimientos dermatol&#243;gicos</span></strong></p><p><span>Qu&#233; tratamientos podemos hacer en consulta: peelings, l&#225;ser, toxina botul&#237;nica, rellenos con &#225;cido hialur&#243;nico&#8230; Qu&#233; son cada uno realmente, para qui&#233;n y cu&#225;ndo. Al final se mezclan todos los conceptos y queremos &#8220;hacernos de todo&#8221; sin saber qu&#233; necesitamos. Puede que Hailey Bieber se lo haya hecho, pero puede que t&#250; te beneficies m&#225;s de otro tratamiento.</span></p><p><strong><span>Enfermedades y lesiones de la piel</span></strong></p><p><span>Desde erupciones, reacciones &#8220;al&#233;rgicas&#8221; (spoiler, no suelen serlo), manchas, &#8220;verrugas&#8221; (spoiler 2.0, no todo es una verruga), hasta lunares, c&#243;mo vigilarlos y cu&#225;ndo consultar.</span></p><p><strong><span>Suplementos y nutricosm&#233;tica</span></strong></p><p><span>Vamos a analizar la evidencia cient&#237;fica detr&#225;s de estos productos, su utilidad y la necesidad de implementarlos como complemento a un tratamiento m&#233;dico.</span></p><p><span data-color="#4a86e8" style="color: rgb(74, 134, 232);">C&#243;mo va a funcionar:</span></p><p><span>Voy a publicar un post gratuito cada semana, pensado para leerse en 4-5 minutos. Intentar&#233; que no sea farragoso, que sea pr&#225;ctico y que solucione algunas dudas.</span></p><p><span>No descarto hacer alg&#250;n an&#225;lisis m&#225;s t&#233;cnico y dejar espacio para vuestras preguntas directas. &#161;Estoy abierta a ideas!</span></p><p><span>Si esto te interesa, suscr&#237;bete gratis. Cada semana iremos tocando nuevos temas y veremos a d&#243;nde nos lleva.</span></p><p><span>Un abrazo,</span></p><p><span>Ana</span></p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://dermalauwers.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Thanks for reading! Subscribe for free to receive new posts and support my work.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div>]]></content:encoded></item></channel></rss>