Supercharge your glow with our Professional-C Serum 10%, made from the industry's gold standard of vitamin C. This powerful daily antioxidant serum made with 10% L-Ascorbic Acid is effective in defending the appearance of fine lines, wrinkles and photoaging of the skin, while also working to neutralize free radicals and environmental stressors. KEY BENEFITS: Formulation mastery, harnessing the power of L-ascorbic acid A powerful antioxidant that helps to defend skin barrier and brighten, renew, and reduce signs of previous visible skin damage Improves skin by minimizing the appearance of fine lines and wrinkles Instantly absorbs into the skin for lasting results* Fortifies skin's defenses against free radicals & environmental stressors.