Glassy Skin: Contains 10% Niacinamide, 4% Tranexamic Acid, an effective ingredient for dull skin and enlarged pores. Gentle, effective serum for daily use: protects the damaged skin barrier, soothes and moisturizes the skin. Gentle enough for daily use in the morning and evening. Light Texture: Non-greasy, lightweight and easily absorbed, it is the perfect complement to your skincare regimen. Suitable for all skin types: Fragrance free, no added fragrance, non-irritating. Directions:1. After cleansing, prepare skin with toner, then dispense an appropriate amount of serum and spread evenly over face. 2. For targeted treatments, apply the serum to the face. 2. For targeted treatments, apply 2-3 layers as needed.