A tripeptide produced in the human liver and plays a key role in intermediary metabolism, immune response and health. It plays an important role in scavenging free radicals and protects cells against several toxic oxygen-derived chemical species.
A tripeptide (y-glutamyl-cysteinyl- glycine) which is involved in oxidation- reduction reactions, the conjugation of foreign substances for excretion and the transport of some amino acids into cells.