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 Vibrant Glutathione contains sulfur molecules, which may be why foods high in sulfur help to boost its natural production in the body. These foods include: cruciferous vegetables, such as broccoli, 10 Foods That Contain Glutathione Core Med Science High Absorption Liposomal Glutathione