100% pure L-ascorbic acid—the only form of vitamin C readily absorbed by the skin—in crystal form, Pure C can be mixed with any cosmetic product or serum to help firm and brighten the skin and prevent premature signs of aging caused by environmental damage.

Pure C: Mix a small amount (about six shakes) of Pure C with desired CosMedix serum or moisturizer in palm of hand. Apply mornings and evenings.

Pure C: L-ascorbic acid

Q. Can I mix Pure C with an SPF moisturizer like Hydrate+?

A: Yes. Mixing Pure C with any CosMedix sun care product is a wonderful way to boost antioxidant protection while preventing further UV/free radical damage.

Q. How does Pure C work?

A: Pure C infuses the skin with pure, chirally correct ascorbic acid, a form of vitamin C shown to minimize oxidative (free radical) damage, enhance skin brightening and play a crucial role in the synthesis of collagen. Adding Pure C to serums and other products helps boost their antioxidant, anti-aging and skin-clarifying power for enhanced results.