Glutathione Antioxidant, Detoxification, Metabolism Britannica Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Glutathione 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 Benefits Stock Photos Free & Royalty Free Stock Photos from Dreamstime What is glutathione and why is it important for our body?