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, 8 Natural Ways to Boost Your Glutathione Levels Top 8 Glutathione Rich Foods & a Much Easier Alternative 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 Boost Glutathione Naturally With These 10 Foods