determination of glutathione peroxidase Rapid and effective protocol to measure activity | Bulletin the National Research Centre Glutathione Peroxidase Assay Kit
Description
And what I found is worth knowing before you spend money or, worse, start self-injecting something the FDA has never approved for human use

Mlejnek P
Some people may even come suicidal

Unlike most antioxidants, glutathione can be made in the human liver
