NAC has stronger clinical evidence for liver support and is used in NHS hospitals for paracetamol overdose, whereas direct glutathione supplements have variable absorption and limited evidence for fatty liver disease
Naturally made by our cells, there is no record of people overdosing on glutathione when supplementing from the natural sources
While renal dysfunction progresses, the most important indicators of oxidative stress are plasma F2-isoprostanes, 8-oxo-7,8-dihydro-2-deoxyguanosine, malondialdehyde (MDA), carbamylated proteins, advanced oxidation protein products, asymmetric dimethylarginine, and oxidized lipoprotein particles (138, 141, 142)
[DOI] [PMC free article] [PubMed] [Google Scholar] Khan W
doi: 10.3389/fphar.2020.566783 93
Always consult a qualified medical professional to understand the right dosage, frequency and glutathione iv therapy cost for your needs