VITAMIN C SERUM 20% 1oz. 30ml - Compare it to Cellex-C & SkinCeuticals Cosmetics
L-ascorbic acid is the only useful form of vitamin C in any skincare product. Vitamin C is the only antioxidant clinically proven to stimulate the skin's creation of collagen, reducing fine lines, wrinkles and small scars. L-Ascorbic Acid (Vitamin C) in purified water and glycerin base in sealed light-blocking bottle with dropper for dispensing serum. Fragrance free. Manufactured using only the freshest, highest-quality ingredients. Used daily, protects skin with antioxidant action to repair damage from UV, environment, and signs of aging. A daily regime results in firmer, smoother younger-looking skin. Can be used under sun block and makeup