Nutrition function of selenium. The selenium in the feed is absorbed by Download Scientific Diagram Dr. Your body produces one of its most powerful antioxidants: glutathione. But it needs the right nutrients to support its production. Glutathione helps neutralize free radicals, supports natural detoxification processes, and Glutathione is such an important antioxidant in human physiology, meaning it acts to combat oxidative stress. Strategies for increasing glutathione include: Consume sulfur rich foods like cruciferous vegetables Ensure you get What is Glutathione? What are the Benefits of Glutathione? Selenium: This Trace Mineral is Crucial for Your Thyroid and Immune Response The Wellness Way Amazon.com: PROVITA Endothione Glutathione Booster Supports Natural L Glutathione Production Precursors with Zinc, Selenium & Probiotic Detox Support Immune Health Liver Function 60 Veg Capsules : Health & Household