NAC vs Glutathione: Differences, Similarities And Health Benefits What does Glutathione do to your body? , Think of it as your bodys ultimate detox superhero , Glutathione is a powerful antioxidant naturally present in our cells. It works silently every day to 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 How Much is Too Much? Mastering Your Glutathione Injection Dosage Per Week