Food rich in glutathione: broccoli, cauliflower, banana, spinach, carrot, orange, avocado, onion, nuts. Glutathione is an antioxidant; helps make proteins in the body; has a variety of health benefits Stock Photo Glutathione is known as the master antioxidant. This critical compound protects cells from damage caused by free radicals and toxins, supports detoxification, plays a key role in DNA synthesis and repair, What is glutathione? Aktif International Hospital Key Benefits of Glutathione for Detox and Skin Health