Hyper c serumtrade anti aging therapy oil based for maximum penetration jason hyper c serum has four times the moisture power and lasts longer than water based formulas six different anti oxidant vitamins protect skin from harmful environmental elements nourishing moisture helps prevent the visible signs of premature aging jason hyper c serumtrade is a high potency antioxidant serum that fights free radical damage caused by sun exposure while encouraging firmer more youthful radiant lo