Glutathione in liver diseases and hepatotoxicity. Semantic Scholar Glutathione: The Master Antioxidant Glutathione is often called the body's "master antioxidant" and for good reason. This powerful tripeptide (made from cysteine, glycine, and glutamate) is produced naturally in your cells, Glutathione is often called the body's master antioxidant and for good reason. It plays a central role in neutralizing oxidative stress and supporting detoxification pathways at the cellular level. In performance Glutathione Benefits for Gut Health Nikki Yelton RD Glutathione in Health and Disease