15 Antioxidant Rich Foods to Add to Your Diet GoodRx 13 Foods Rich in Glutathione for Healthier Skin What's Up Wellness 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, Glutathione is one of the body's major antioxidants, and research suggests it may help support cellular health and reduce oxidative stress, which is why it's getting more attention in areas like autoimmune