Fashion
Retinoic Acid vs Retinol: Everything You Need to Know
At its core, retinoic acid is a derivative of vitamin A. Vitamin A derivatives are called retinoids, and they have many functions in the body, including cell growth, immune function, and vision function. sense. In the form of retinoic acid, retinoids are key to smoother skin. “Retinoic acid increases the epidermal cell cycle, accelerates the removal of sebum from the skin, disperses melanin granules, loosens intercellular bonds, and prevents keratosis,” says Marcus. “It also inhibits collagen degradation and stimulates collagen production.”