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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, lightweight and fast-absorbing Serum 20 AOX+ neutralizes free radicals, defends against environmental damage, and helps prevent premature signs of aging.
- Once in the morning after cleansing, apply 4-5 drops to a dry face, neck and chest. Follow with SkinCeuticals Hydrating B5 Gel and a SkinCeuticals moisturizer and sunscreen.
Water, L-Ascorbic acid, Ethoxydiglycol, Propylene Glycol, Glycerin, Zinc Sulfate, Phenoxyethanol, Ferulic Acid, Panthenol, Sodium Hyaluronate, Sodium Hydroxide.
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Features
- Helps reduce 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 effective for a minimum of 72 hours - an excellent addition to sunscreens
- Ideal for normal or oily skin
- AOX+ advanced antioxidant technology - combines ferulic acid with 20% L-ascorbic acid , the highest level effectively absorbed, for enhanced antioxidant performance
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