GSH contains glycine, L-cysteine, and L-glutamate. Long-term use of glutathione supplements may lower zinc levels. Glutathione supplements are generally recognized as safe, but there is not enough ...

Reduced glutathione or simply glutathione (γ-glutamylcysteinylglycine; GSH) is found in the cytosol of most cells of the body. GSH in the epithelial lining fluid (ELF) of the lower respiratory ...