What it is: A serum that delivers antioxidant protection, while brightening skin.Skin Type: Normal, Dry, Combination, and OilySkincare Concerns: Pores, Acne/Blemishes, and Dullness and Uneven TextureFormulation: SerumMagnesium Ascorbyl Phosphate is an oxygen-stable form of vitamin C that has been shown to help improve uneven skin tone including hyperpigmentation. MAP also inhibits cell oxidation, which protects skin from environmental aggressors and encourages collagen synthesis—your daily skin shield.