SkinCeuticals C E Ferulic is a powerful daytime antioxidant serum designed to provide advanced protection against environmental damage caused by free radicals. Formulated with 15% pure vitamin C (L-ascorbic acid), 1% vitamin E (alpha-tocopherol), and 0.5% ferulic acid, this award-winning serum delivers a visible improvement in skin firmness, brightens your complexion, and reduces the appearance of fine lines and wrinkles. Perfect for normal to dry skin types, it absorbs quickly and works effectively to keep your skin radiant, youthful, and protected all day long.