Glutathione: What It Is, Why You Need It, How You Can Increase It The Amino Company Glutathione: The Master Antioxidant Core Med Science Glutathione deficiency and heart failure: a systematic review of human and animal evidence ScienceDirect Benefits of Glutathione." Glutathione is a compound involved as a coenzyme in oxidationreduction reactions in cells. It is a tripeptide derived from 3 amino acids: Cysteine, glutamate (from glutamic acid), and glycine. Frontiers Glutathione: A Samsonian life sustaining small molecule that protects against oxidative stress, ageing and damaging inflammation Challenging Previous Beliefs: Japanese Scientists Discover Hidden Protector of Heart Health