Natural Ways to Increase Your Glutathione Levels Free radicals are molecules that can damage your cells and cause problems, including liver disease. Leafy greens like spinach have a powerful antioxidant called glutathione, which can protect against free radicals and Compound Interest: The chemistry of spinach: the iron myth and 'spinach teeth' Top 10 Foods Rich in Glutathione for Natural Detox & Skin Glow Chicnutrix 8 Ways to Boost Your Glutathione Levels Naturally Amazon.com: Invite Health Gluta Hx Supports Detoxification and Optimizes Liver Health Contain Dimethylglycine (DMG), Vitamin C, Selenium, Spinach, Parsley Leaf and Lipoic Acid 30 Servings : Health & Household