Khrom MD Antiox-Me-Now CE + GTP Age Defying SerumHigh potency vitamin C serum designed to improve the look of wrinkles, brighten skin's complexion and support the microbiome, while protective antioxidant system guards against free radical skin damage. This treatment serum features patent pending encapsulation delivery technology, carefully developed to preserve the efficacy of antioxidants in high concentrations against environmental aggressors causing oxidation, such as light, air and heat.