Our exfoliating and soothing serum contains glycerin, vitamin C (ascorbic acid), glutamic acid. It can help remove dead skin cells, improve the permeability and dullness of the skin surface, and make the skin smoother. Its use method is very simple: 1. Wash your face. 2. Apply appropriate amount to face evenly. 3. Massage gently in circular motions to promote absorption. By regulating oil secretion, reduce the appearance of acne and blackheads, keep skin fresh and healthy.