Formulated at the precise concentration proven to deliver maximum amounts of vitamin C to the skin, Serum 20 is now formulated with AOX+ advanced antioxidant technology, combining ferulic acid with 20% L-ascorbic acid to enhance antioxidant performance. Designed to restore and protect healthy looking skin, this lightweight and fast-absorbing serum neutralizes free radicals, defends against environmental damage, and helps prevent premature signs of aging. Ideal for normal to oily skin.
- AOX+ advanced antioxidant technology — combines ferulic acid with L-ascorbic acid to enhance antioxidant performance
- Reduces the appearance of fine lines and wrinkles, neutralizes free radicals, defends against environmental damage, and stimulates collagen synthesis
- Using Duke-patented vitamin C technology, delivers 20% L-ascorbic acid to the skin — highest level effectively absorbed
- Once absorbed, can’t be washed or rubbed off, remaining protective for up to four days — an excellent addition to sunscreens
- Ideal for normal or oily skin
Once in the morning after cleansing, apply 4-5 drops to a dry face, neck, and chest. Follow with a moisturizer and sun block.
Water, L-Ascorbic Acid, Ethoxydiglycol, Propylene Glycol, Glycerin, Zinc Sulfate, Phenoxyethanol, Ferulic Acid, Panthenol, Sodium Hyaluronate, Sodium Hydroxide.
This product can only be shipped to addresses within the U.S.
There are no restrictions on the delivery of this item - you may elect to have this item sent Next Day, 2 Day, or through our standard delivery method.