OPC Reparative Serum. Skin is continuously exposed and damaged by environmental pollutants which accelerate the aging process. Antioxidants serve to protect the skin. Botanical Proanthocyanadins (OPCs) decrease inflammation while protecting and repairing skin collagen and elastin. This potent antioxidant is 20x more effective than Vitamin C and 50x more effective than Vitamin E. Theraderm OPC Reparative Gel is the third step in the Theraderm Skin Renewal System, a simple, daily regimen developed to optimize skin health by enhancing skin\\\'s natural ability to restore itself. The result is younger, healthier-looking skin. 1oz (30ml) Use With fingertips, apply a thin layer twice daily over entire neck and face including eyelids up to lashes. Do not rinse. Results Contains the most effective free radical scavenger Acts to protect and enable vitamin C in its function of repairing damaged collagen Humectant that attracts 1000x its own weight in water to skin surface Powerful antioxidant that causes the redness and flushing of Rosacea to disappear