Frontiers Glutathione S Transferases: Role in Combating Abiotic Stresses Including Arsenic Detoxification in Plants Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification The Multifaceted Role of Glutathione S Transferases in Health and Disease