Our lactose acid pore narrowing serum contains witch hazel and ceramide. It helps to close pores, remove blackheads and repair the skin. Its use method is very simple: Every morning and evening after cleansing and toning, take appropriate amount of essence on the palm, apply to the face, forehead, nose and chin, gently evenly apply along the skin texture, gently massage to help absorption. After use, shrink pores, purify clogged garbage, shrink pores, soften blackheads and whiteheads, remove closed acne, gently exfoliate, reduce roughness, improve fineness, repair damaged skin, soft and smooth skin.