A Literature Review of Glutathione Therapy in Ameliorating Hepatic Dysfunction in Non Alcoholic Fatty Liver Disease Glutathione IV vs. Pills in Los Angeles: Which One Works Better How Many Doses Would be Required for Skin Whitening? 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, Hashimoto's Hypothyroidism and Glutathione