Frontiers Deuterium trafficking, mitochondrial dysfunction, copper homeostasis, and neurodegenerative disease Glutathione is such a critical soldier in our line of defense that our bodies make it themselves. We even have mechanisms that recycle and reuse it. But what happens when our toxic FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA 6 health benefits of glutathione Enhancement of glutathione production in Saccharomyces cerevisiae through inverse metabolic engineering ScienceDirect