Glutathione in Food: How Your Diet Supports This Antioxidant Glutathione Benefits for Gut Health Nikki Yelton RD 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, One of the most potent antioxidants your body makes is glutathione, a.k.a. the mother of all antioxidants. Every cell in your body contains glutathione and its main job is to protect your 7 Natural Ways to Get Glutathione Lifezen Healthcare