Frontiers Glutathione and mitochondria Glutathione, a tripeptide found in virtually all cells, functions as a reducing agent. The structure of glutathione is: What amino acids make up glutathione? Homework.Study.com The wellness industry has trained you to think in products, not in sequence. Every symptom gets matched to a protocol, detox, or cleanse. And somewhere along the way, the body itself (the The changing faces of glutathione, a cellular protagonist., Volume I Frontiers Research Topic Glutamylcysteine SynthetaseGlutathione Synthetase: Domain Structure and Identification of Residues Important in Substrate and Glutathione Binding Biochemistry