Why Glutathione Is a "Master" Antioxidant Cardiology & Neurology Specialists located in Queens, Forest Hills and Brighton Beach, Brooklyn, NY Advanced Medical Care Glutathione: What It Is, Why You Need It, How You Can Increase It The Amino Company Glutathione vs. Other Antioxidants: What Sets It Apart? Setu Nutrition Glutathione Benefits: What Science Says About This Master Antioxidant Glutathione Supplement Glutathione Antioxidant BrainMD BrainMD Glutathione is nicknamed the master antioxidant because it is the most abundant, body produced (endogenous) antioxidant found in every cell, essential for neutralizing free radicals, recycling other antioxidants (like Vitamin C and E),