Glutathione is a powerful antioxidant naturally present in your body. It plays a role in reducing oxidative stress and is often marketed for skin brightening. But here's the truth Topical ( What is glutathione and why must we protect patient access to it? What Is Glutathione & Its Uses the Master Antioxidant: What Glutathione Injections Can Do for Your Body How Keeping Glutathione Levels Up Can Benefit Your Health & Your Vitamin D Status GrassrootsHealth