SADOER 4 in 1 Serum is a great blend of Hyaluronic Acid, Nicotinamide, Vitamin C, and Vitamin E. This Face Serum has Anti-Aging, Whitening, Skin Revitalizer, Anti-Wrinkle, Dark Circles, Nourishing, Firming, Moisturizer, Lightening, Pigmentation Correctors, and Blemish Clearing properties.