Glutathione deficiency induces epigenetic alterations of vitamin D metabolism genes in the livers of high fat diet fed obese mice Scientific Reports Glycerol as a precursor for hepatic de novo glutathione synthesis in human liver ScienceDirect Glutathione The Ultimate Antioxidant Purifi IV The Use and Potential Benefits of N Acetylcysteine in Non Acetaminophen Acute Liver Failure: An Etiology Based Review