Eat These Foods to Increase Glutathione in Your Body Vitality Medical Wellness Center Glutathione, A Powerful Antioxidant Indigo Health How to increase glutathione levels: 6 ways HealthShots BOOST GLUTATHIONE NATURALLY Sulfur rich foods (allium + cruciferous + poultry fish beef) boost glutathione synthesis. Vitamin C raises glutathione by fighting free radicals. Selenium rich foods support glutathione production. Glutathione rich foods 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