Glutathione and Side Effects: What You Need to Know for Better Health Performance Lab Glutathione: Uses, Dosage, Side Effects Vinmec FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA 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 Glutathione in Our Diet and Its Role in the Body: From Disease Prevention to Anti Aging[v1] Preprints.org