Our 5 in 1 moisturizing serum contains ascorbic acid (vitamin C), tocopherol (vitamin E), and acetyl tripeptide-1. It can regulate skin oil secretion, prevent dullness and dryness, and maintain skin balance. Its application method is very simple: thoroughly clean the skin, dry, evenly apply appropriate amount of this product to the face skin, gently massage until completely absorbed. It can also shape the face, enhance the jaw line and cheek line, and restore firm skin. Easy to absorb, not greasy, not clogging pores.