Most antioxidants do their joband stop. Glutathione goes further. It helps recycle other antioxidants like vitamins C and E, supporting your body's ability to keep fighting oxidative stress. Setria glutathione functions as Healthy Origins Setria L Glutathione Reduced (500 mg, 60 Capsules) L reduced glutathione L Setria glutathione 200 mg 60 Capsules Swanson Montiff L Glutathione Reduced 250 mg 60 Capsules