Serum 10 AOX+

Serum 10 AOX+

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A daytime introductory antioxidant serum that offers environmental protection for all skin types, including sensitive while improving the appearance of fine lines and wrinkles.

Science

This lightweight antioxidant serum combines 0.2% ferulic acid with 10% pure vitamin C (l-ascorbic acid) for enhanced antioxidant performance.

It is formulated under the Duke Antioxidant patent. Vitamin C is a highly-potent antioxidant that is, by its structure has, difficultly being to effectively absorbed bydeliver on skin. The Duke Antioxidant patent describes outlines the formulation parameters required for effective delivery of vitamin C to skin: 1) pure l-ascorbic acid (vitamin C); 2) an acidic pH within the 2.0-3.5 pH range and; 3) a concentration between 10%-20%. SkinCeuticals is the only brand to formulate antioxidants according to these parameters.