Skin has pigmentation, or melanin, on these terms by melanocytes, which absorb some of the potentially Anti Aging Skin Care dangerous ultraviolet radiation (UV) in sunlight. It also contains DNA overhaul enzymes which help to reverse UV damage, and people who lack the genes for these enzymes suffer elevated rates of skin cancer. Solitary formation predominantly produced by UV light, malignant melanoma, is particularly invasive, causing it to spread quickly, and can often be deadly. Human skin pigmentation varies among populations in a striking manner. This has-been led to the classification of people(s) on the basis of skin color.