Super Serum Advance0 is a scientifically advanced, clinically proven formula that, for the first time, combines a 15% concentration of our next generation L-Ascorbic Acid (Vitamin C) with a bioidentical Copper Tripeptide growth factor. Super Serum Advance also contains powerful botanical antioxidants and safe skin brighteners. Apply 3-4 drops to the palm of hand. Using fingertips, dab and smooth evenly over face and neck.