Glutathione for Food and Health Applications with Emphasis on Extraction, Identification, and Quantification Methods: A Review Crystal structures of glutathione and inhibitor bound human GGT1: critical interactions within the cysteinylglycine binding site Journal of Biological Chemistry 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, Glycine & Reviews Thorne Phase II Glutathione Conjugation Metabolism of Herbicides or Xenobiotics in Plants passel The Importance of Glutathione in Health and Healing Dr. Todd Maderis