glutathione made by the body Glutathione- Ultimate Antioxidant — Purifi IV Glutathione - Wikipedia

Cell 161 , 3648 (2015)

linked the alterations in the methionine cycle and liver injury for the first time

Quantitative PCR was performed via the use of primers for the human target genes involved in iron homeostasis, ferroptosis, and inflammation processes (Supplementary Tables 1 and 2) with GoTaq qPCR Master Mix (Promega) via a Quant Studio 5 PCR System (Thermo Fisher Scientific)

Using low-quality supplements not all brands are the same

Using methionine is an option that requires more steps as well as other nutrients to convert methionine to NAC

10.1371/journal.pone.0044408 PLoS ONE 143 PetrussaE.BraidotE.ZancaniM.PeressonC.BertoliniA.PatuiS.et al (2013)