Our powerful pure Vitamin C serum with Hyaluronic acid working together with Vitamin E and Ferulic acid clears skin imperfections, and even helps with acne and lightens acne scars. Formulated with the same exact ingredients as SkinCeuticals CE Ferulic but with 20% pure L-Ascorbic acid making it more effective. Vitamin C serum makes dark spots less noticeable and evens out skin tone. It works by correcting unwanted lines, blemishes, wrinkles and acne scars. At the same time, it helps your skin generate collagen and keeps it firm and glowing.