Revolutionary Retinol .05%Daily Skin Solutions Retinol 0. 5% Anti Aging Serum is a concentrated, professional grade treatment formulated to visibly improve signs of aging and skin texture. This advanced retinol serum uses a pure 0. 5% Retinol to help refine uneven skin tone, discoloration, enlarged pores, fine lines, wrinkles, loss of firmness, and volume. Infused with bio identical lipids, this corrective serum enhances retinol penetration while supporting skin barrier