What is Glutathione IV Used For? Fallbrook Medical Center 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 one of the most talked about antioxidants in skincare right now, but what does it actually do? From brightening and evening tone to supporting overall skin health, topical glutathione plays Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification