Does Glutathione Lighten Dark Spots? 2.jpg 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 Improved glycemic control either alone, or combined with antioxidant supplementation, fails to restore blood glutathione or markers of oxidative stress in adolescents with poorly controlled type 1 diabetes ScienceDirect Glutathione Peroxidase 3 Deficiency Promotes Platelet Dependent Thrombosis In Vivo Circulation