9 Health Benefits of Glutathione Best Glutathione Supplement: What's Your Best Option? GoodRx 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 is a powerful antioxidant that helps our liver detoxify things that go through it. Many think taking oral glutathione will help replenish and optimize liver health, but they don't actually end