Description: L-ascorbic Acid 20%, Ferulic Acid 0.5%, Vitamin E 1%, Vitamin C 0.5% Clinically proven L-ascorbic acid at its peak concentration of anti-oxidant activity which is quickly absorbed to remove free radicals to prevent skin damage, helping to brighten skin and maintain a youthful appearance. The formulation is supported with ferulic acid to create this light effective day serum.