SKINCEUTICALS CE FERULIC WITH WITH 15% L-ASCORBIC ACIDA patented daytime vitamin C serum for skin that improves the look of fine lines and wrinkles, loss of firmness, and brightening your skin's complexion. Now clinically proven to protect against environmental aggressors. C E Ferulic features a synergistic combination of 15% pure vitamin C (L ascorbic acid), 1% vitamin E (alpha tocopherol), and 0. 5% ferulic acid. C E Ferulic vitamin C serum improves the look of signs of aging. The benefits continue as