Our TCA Acid Skin Peel Serum contains Malic Acid, Citric Acid, Ascorbic Acid. It can effectively slow the skin aging process, reduce fine lines and wrinkles, improve skin elasticity, and make skin look younger and firmer. The way to use it is simple: clean and dry the skin, use an eyedropper to take the appropriate amount of essence on your hand, apply the product to the skin, and gently massage until absorbed. It can deeply clean pores, make the skin clearer and brighter, reduce the appearance of fine lines and wrinkles, adjust the skin's water and oil balance, improve the problem of enlarged pores, and make the skin more delicate and smooth.