What is glutathione? Know as the most important antioxidant in the body, glutathione is an essential antioxidant manufactured in all cells, but primarily in the liver. It is essential because it Glutathione and glutamate in schizophrenia: a 7T MRS study Molecular Psychiatry Injectable Glutathione Glutathione alterations in depression: a meta analysis and systematic review of proton magnetic resonance spectroscopy studies Psychopharmacology Springer Nature Link Glutathione: Master Antioxidant and Detoxifier Slow Aging, Improve Mental Function, & Increase Energy With This Universal Natural Drug by William McDaniel, Paperback Barnes & Noble