Lycopene and Melatonin: Antioxidant Compounds in Cosmetic Formulations

Abstract

<b><i>Background:</i></b> The use of antioxidants has become a common practice in the development of antiaging cosmetics. <b><i>Objective:</i></b> The aim of this study was to evaluate the clinical efficacy of cosmetic formulations containing lycopene and melatonin antioxidants. <b><i>Method:</i></b> Thirty-six healthy women from 32 to 65 years were enrolled in this study. The study was carried out for 10 weeks, 2 preconditioning weeks with a control cream without antioxidants, and 8-week test with creams containing antioxidants in study. A multifunctional skin physiology monitor (Courage &amp; Khazaka electronic GmbH®, Germany) was used to measure skin sebum content, hydration, elasticity, erythema index, and melanin index in 4 different regions of the face. <b><i>Results:</i></b> There were significant differences between them.