quantity: 5pcs yellow – Retinol Lifting Firming Face Collagen Essence Serum

Retinol is a general term for Vitamin A. As a fat-soluble alcohol that promotes collagen production, it can increase skin elasticity, smooth and tighten the skin, and remove fine lines. It is a cellular communication component and antioxidant which has the function of regulating the metabolism of the epidermis and stratum corneum.