Vitamin C + Antioxidants = Boosts effects of Vitamin C. Vitamin C + Glycolic Acid = Brightens skin tone. Retinol + Ceramides = Promotes firm & youthful skin. Retinol + Hyaluronic Acid = Reduces irritation from retinol. Niacinamide + ВНА = Clears pores & evens skin tone. Niacinamide + Mandelic Acid = Calms redness & inflammation.
