Glutathione Frontiers Deuterium trafficking, mitochondrial dysfunction, copper homeostasis, and neurodegenerative disease Most practitioners still treat IBS as a symptom based disorder prescribing antispasmodics, laxatives, or probiotics without asking the most important question: Why is the gut miscommunicating with the brain and immune system? 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