Glutathione: The Bodys Master Antioxidant, ., ., Glutathione (GSH) is often referred to by scientists and nutritionists as the "Master Antioxidant." Unlike other antioxidants like Vitamin C or E, PDF) Oral supplementation with liposomal glutathione elevates body stores of glutathione and markers of immune function Why Glutathione is Called the 'Master Antioxidant' and What It Means f Setu Nutrition Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification