Glutathione found to significantly reduce acetaldehyde levels and help relieve hangovers What Is Glutathione? Health Benefits, Risks, 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 What Happens When You Stop Taking Glutathione? The appeal of glutathione injections makes sense. Glutathione is one of the most important antioxidants your body produces, and levels drop as you age, making the idea of a quick boost tempting.