Free Radicals affect Photoaging and Antioxidants Prevention: A Review

Free radicals play an important part in the process of internal and external aging. Aging is many factor process resulting in several functional and aesthetic changes in the skin. The changes arise from intrinsic as well as extrinsic processes, such as ultraviolet radiation. Antioxidants are substances that can delay or avoid the occurrence of free radical oxidation reactions in lipid oxidation. The focus of this review is the formation of free radicals in skin experiencing photoaging and antioxidants to prevent it