Glutathione: Body's Defender and Function Biom Probiotics The Role of Glutathione in Selected Viral Diseases Glutathione and NAC Reduce the Severity of COVID 19 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 glutamylcysteine exhibits anti inflammatory effects by increasing cellular glutathione level ScienceDirect