Antioxidants What Are Antioxidants? Fortunately, other molecules can protect cells against the effects of oxidative damage. Antioxidants are a class of molecules that inhibit the oxidation of other molecules. By neutralizing ROS, antioxidants may slow or even reverse the effects of oxidative damage. This may provide an important mechanism by which antioxidants can reduce the risk of chronic disease. The body naturally produces some antioxidants, including glutathione, coenzyme Q (CoQ), uric acid, bilirubin, melatonin, and…"Antioxidants"