Our salicylic acid facial serum contains salicylic acid, collagen. It can help improve acne blemishes and oil production, help prevent new pimples and smooth the skin, repairing fragile skin. The way to use it is simple: after cleansing, dry your face. Apply appropriate amount to face evenly. Massage gently with your fingertips until fully absorbed. And can effectively reduce skin oil, make the skin more refreshing and not greasy, increase the comfort of your face.