Lightweight, advanced serum for all skin types. The potent Vitamin C in this serum is stabilized by botanically-derived ferulic acid delivering antioxidants to help brighten skin, improve the look of fine lines and wrinkles, and reduce the appearance of free radical damage. How to use Apply 3-4 drops to cleansed skin once or twice daily. Leave on. May be followed with a moisturizer. Skin appears bright, firm and plumped The appearance of dry, red skin is reduced Visible signs of aging are diminished