Commonly called the antioxidant of antioxidants, Alpha Lipoic Acid (ALA), specifically its biologically active form R Lipoic Acid (RLA), is a unique self made antioxidant that falls in a class next Glutathione 500 mg Plus 21st Century Vitamins 21st Century Vitamins Alpha lipoic acid exerts antioxidant effect via Nrf2 HO 1 pathway activation and suppresses hepatic stellate cells activation induced by methotrexate in rats ScienceDirect NOW Foods Glutathione 500 mg Veg Capsules Bigvits UK