Glutathione: The Bodys Master Antioxidant, ., ., Glutathione (GSH) is often referred to by scientists and nutritionists as the "Master Antioxidant." Unlike other antioxidants like Vitamin C or E, Glutathione an overview ScienceDirect Topics Glutaminases regulate glutathione and oxidative stress in cancer Archives of Toxicology Springer Nature Link Dr. Glutathione (GSH) is the most prevalent, powerful antioxidant in the body and recharges other antioxidants, but our ability to produce it declines as we age. That's why it's a Glutathione deficiency and heart failure: a systematic review of human and animal evidence ScienceDirect