Antioxidants are substances that protect your body against free radical damage. They include vitamins A, C and E; bio-flavonoids; dihydrolipoic acid (DHLA); beta-carotene; selenium; green tea; glutathione; superoxide dismutase; and melatonin. We carry the best "beyond-organic" antioxidant supplements on the market! Every PRL product is derived from a live source, unlike 97% percent of all other supplements on the market. PRL products never contain synthetically produced nutrients, fillers, or preservatives.