Benefits of Glutathione 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 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 ( Amazon.com: Terra Health Essentials Liposomal Glutathione Supports Immunity, Skin, Hair, and Healthy Aging Maximum Absorption Glutathione Supplements 30 Day Supply, 2oz : Health & Household