See-lit VITC serumBenefits: lightening serum powerful anti oxidant provides deep hydration and maintains elasticity lighten dark spots and pigmentation fight signs of aging and fine lines soothe the skin and protect it from environmental stressor how to use: Apply an appropriate amount of serum to clean, dry skin. Gently massage in circular motions until fully absorbed. avoid Use once at evening for best results. For daily routine, apply before moisturizer and sunscreen