?Suitable for All Skin Types?It is gentle on the skin and very suitable for oily skin, reducing the oily shine on the skin surface, keeping your skin fresh and non-greasy. ?Daily Use?After cleaning the face, do basic hydration and moisturizing care, then take an appropriate amount of serum and apply it evenly on the face, gently massage until completely absorbed. ?Moisturizing Serum?niacinamide serum has a lightweight texture, is not sticky, is easily absorbed, moisturizes the skin, and keeps the skin moisturized for a long time. ?Oil Control Serum?Adding Zinc 1% serum can effectively balance the skin's oil secretion and make the skin more delicate and smooth. ?Niacinamide Serum for Face?Niacinamide 10% + Zinc 1% serum has multiple functions and provides deep hydration.