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 and Vitamin C supplement combo enhances athletic performance, new trial shows Optimal Health Insider Optimal Health Systems Glutathione: What It Is, Why You Need It, How You Can Increase It The Amino Company Most antioxidants come from your diet. This one your body makes itself, and it's arguably the most important one you have. Glutathione supports immune function, detoxification, brain health, and digestion. The problem What is Glutathione?