Figure 1 from Comparing glutathione peroxidase and glutathione reductase activity and their associations with cardiovascular measures in Africans and Caucasians : the SABPA study Semantic Scholar PDF) Superoxide Dismutase and Glutathione Peroxidase Levels in Patients with Long Standing Type 2 Diabetes in Port Harcourt, Rivers State, Nigeria Glutathione, often dubbed the master antioxidant plays a crucial role in detoxification, immune function, and protecting our cells from oxidative stress. Here are some signs that your levels might be low: Persistent Amazon.com: Belo Nutaceuticals Glutathione + Collagen : Health & Household Douglas Laboratories Hypo Selenium 200 mcg. Antioxidant Protection and Co Factor Support for Glutathione Peroxidase