9 Health Benefits of Glutathione Glutathione deficiency and heart failure: a systematic review of human and animal evidence ScienceDirect Maintaining healthy glutathione levels in the body is vital for optimal health. This powerful antioxidant helps detoxify the liver, boosts immune function, and protects cells from oxidative stress. To naturally support healthy 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