Glutathione is the body's primary internal antioxidant, made using the amino acid cysteine, and it helps protect cells from oxidative stress. Beyond detoxification, research shows glutathione is involved in thyroid hormone metabolism, Glutathione Benefits for Better Thyroid Health Paloma Health How to Increase Glutathione to Protect Against Hashimoto's A Literature Review of Glutathione Therapy in Ameliorating Hepatic Dysfunction in Non Alcoholic Fatty Liver Disease The Importance of Glutathione in Health and Healing Dr. Todd Maderis