<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2340-9894</journal-id>
<journal-title><![CDATA[Ars Pharmaceutica (Internet)]]></journal-title>
<abbrev-journal-title><![CDATA[Ars Pharm]]></abbrev-journal-title>
<issn>2340-9894</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Granada]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2340-98942018000200003</article-id>
<article-id pub-id-type="doi">10.30827/ars.v59i2.7518</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Activos antioxidantes en la formulación de productos cosméticos antienvejecimiento]]></article-title>
<article-title xml:lang="en"><![CDATA[Antioxidant actives in the formulation of anti-aging cosmetic products]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castaño Amores]]></surname>
<given-names><![CDATA[Celia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Benavides]]></surname>
<given-names><![CDATA[Pablo José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Granada Facultad de Farmacia Dpto. de Farmacia y Tecnología Farmacéutica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<volume>59</volume>
<numero>2</numero>
<fpage>77</fpage>
<lpage>84</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_arttext&amp;pid=S2340-98942018000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_abstract&amp;pid=S2340-98942018000200003&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.isciii.es/scielo.php?script=sci_pdf&amp;pid=S2340-98942018000200003&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[ Objetivos: El conocimiento acerca de los mecanismos subyacentes al envejecimiento de la piel es, en la actualidad, una estrategia clave en la prevención de sus manifestaciones cutáneas. A través del estudio de la principal vía responsable de la senescencia celular, el estrés oxidativo, se revisan activos cosméticos capaces de neutralizar su efecto y la relevancia del mismo.  Métodos: Se utilizó la base de datos PubMed para la revisión de artículos científicos, así como diversos textos de Cosmética y Dermofarmacia.  Resultados: En el transcurso del envejecimiento cutáneo se solapan dos procesos, uno intrínseco, con alteración del propio sistema redox antioxidante, y otro extrínseco derivado de factores externos, en concreto la radiación solar. El resultado es un grave daño celular a través de especies reactivas de oxígeno y otros mecanismos de oxidación. La revisión de activos cosméticos antioxidantes revela la eficacia de dichas sustancias en el curso de la senescencia celular, gracias a su capacidad de neutralizar los productos dañinos que son generados. Destaca la acción conjunta de ácido ascórbico y vitamina E. Otros, como los derivados del retinol, carotenoides, vitamina B3 y flavonoides han demostrado tener un efecto beneficioso.  Conclusiones: En el objetivo de tratar y prevenir el envejecimiento cutáneo es esencial la aplicación de activos antioxidantes. La importancia de su inclusión en productos cosméticos antienvejecimiento o anti-age, en la actualidad, ha alcanzado su auge con el planteamiento de aprovechar su acción antioxidante para reducir al mínimo el efecto del estrés oxidativo y retrasar la muerte celular que se oculta tras el proceso de envejecimiento de la piel.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ Objectives: Knowledge about skin aging underlying process, nowadays, is the key strategy in prevention of its main cutaneous expression. Through the study of the major mechanism responsible of cellular senescence, oxidative stress, it is reviewed the relevance of various cosmetic actives with the potential to neutralise the oxidative damaging effect.  Methods: To carry out the review of related scientific articles we used the databases PubMed, as well as various texts about Cosmetic and Dermopharmacy.  Results: During the course of skin aging two mechanisms overlap, an intrinsic process with disorder of the natural anti-oxidative redox system, and an extrinsic process resulting of external factors, specifically solar radiation. A serious cellular damage is the result of reactive oxygen species (ROS) and other oxidative mechanisms. The review of several antioxidant cosmetic actives reveals the efficacy of these substances in the cellular senescence development, because of its action neutralizing harmful products generated. Therefore, combination of ascorbic acid and vitamin E stands out. Others, as retinoids, carotenoids, vitamin B3 or flavonoids have beneficial effects demonstrated.  Conclusions: In order to treat and prevent effectively skin aging, we conclude it results essential the use of antioxidant actives. The relevance of including them in anti-aging cosmetic products has reach a new height, approaching their antioxidant property to reduce to a minimum stress oxidative effect and slow down cellular death disguised by skin aging.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Envejecimiento cutáneo]]></kwd>
<kwd lng="es"><![CDATA[Cosméticos antienvejecimiento]]></kwd>
<kwd lng="es"><![CDATA[Activos antioxidantes]]></kwd>
<kwd lng="es"><![CDATA[Radicales libres]]></kwd>
<kwd lng="en"><![CDATA[Skin aging]]></kwd>
<kwd lng="en"><![CDATA[Antiaging cosmetics]]></kwd>
<kwd lng="en"><![CDATA[Antioxidant actives]]></kwd>
<kwd lng="en"><![CDATA[Free Radicals]]></kwd>
</kwd-group>
</article-meta>
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