Nature's Way Selenium Non Yeast Source Potent Antioxidant 200 mcg per Serving 100 Capsules Vitacost Selenium, an Antioxidant Nutrient : Nutrition in Clinical Care Selenium, a Micronutrient That Modulates Cardiovascular Health via Redox Enzymology Glutathione Recycling pathway Glutathione is involved in detoxification. The graphic shows that riboflavin is needed for glutathione reduction. Selenium supports utilization of glutathione. #dirtygenes #glutathione #riboflavin Selenium is a vital trace mineral that quietly supports some of the body's most essential functions, yet it's often overlooked. If you're taking a high quality multivitamin, you may be getting some selenium.