Downregulation of Glutathione Biosynthesis Contributes to Oxidative Stress and Liver Dysfunction in Acute Kidney Injury Shang 2016 Oxidative Medicine and Cellular Longevity Wiley Online Library Glutathione as a skinlightening agent and in melasma: a systematic review Sarkar 2025 International Journal of Dermatology Wiley Online Library 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 deficiency alters the vitamin D metabolizing enzymes CYP27B1 and CYP24A1 in human renal proximal tubule epithelial cells and kidney of HFD fed mice ScienceDirect