Glutathione IV Therapy: Benefits, Side Effects, and More 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 is a powerful antioxidant that helps our liver detoxify things that go through it. Many think taking oral glutathione will help replenish and optimize liver health, but they don't actually end Downregulation of Glutathione Biosynthesis Contributes to Oxidative Stress and Liver Dysfunction in Acute Kidney Injury Shang 2016 Oxidative Medicine and Cellular Longevity Wiley Online Library