Natural Ways to Increase Glutathione Before Wedding Food rich in glutathione: broccoli, cauliflower, banana, spinach, carrot, orange, avocado, onion, nuts. Glutathione is an antioxidant; helps make proteins in the body; has a variety of health benefits Stock Photo Glutathione: The Master Antioxidant And How to Support It Naturally Dr. Nafizal H. Foods to Support Glutathione Handout Functional Health Research + Resources Made Whole Nutrition Glutathione and it's crucial role in your health and wellbeing.