A unique 2-in-1 skin care to combat aging skin both inside & out  15% concentration of pure L-ascorbic acid defense skin against UV rays  And stimulate collagen production inside  10% concentration of hydroxyl acids exfoliate surface skin  Makes skin smooth for a more youthful appearance  Infused with glycolic acid & lactic acid to lift away rough outer skin layer  Leaves you a newer, younger-looking skin 