10 Foods That Contain Glutathione Core Med Science 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 Glutathione is an antioxidant powerhouse that plays a crucial role in detoxifying our bodies and boosting immune function. If you're looking to enhance your glutathione levels, incorporating these glutathione rich foods into Foods High in Glutathione Dr. Christina Carlyle