Retinol is an ingredient used in many cosmetic products used in the treatment of wrinkles, age spots, acne and other skin problems. Cosmetics based on retinol help to prevent loss of moisture and of the natural elasticity of the skin. Thus, it prevents the appearance of wrinkles and fine lines. It also prevents free radicals, responsible for skin aging; in fact, it has antioxidant properties that help to maintain the beauty and health of the skin.