Fortress Test of the Week: Glutathione Reductase Our Glutathione Reductase assay helps laboratories accurately assess enzyme activity. This ready to use assay provides reliable results for evaluating oxidative balance and supporting Your Glutathione Index Defines How Your Cells Are Ageing Your Glutathione Index Defines How Your Cells Are Ageing Glutathione for the skin Paula's Choice Why do some doctors recommend glutathione or using the sauna before producing a urine sample? It has to do with how dangerous mycotoxins sit in the body! Our urinary system works to remove waste and