glutathione reductase gsh Quantification Total Glutathione Quantification Kit Dojindo redox assays Research area Glutathione synthetase - Wikipedia

But I know there have been a couple trials showing at least some healing mechanism for various gastrointestinal tissues

On-chip PBDE and placenta-derived metabolites of PBDE treatment in the endothelial chamber induced cell cytotoxicity and significant upregulation of glutamate in the triculture but did not induce neuroinflammation nor microglia activation compared to the controls

doi: 10.3390/polym10030267, 98

In PD, folate deficiency and hyperhomocysteinemia worsen motor deficits and nigral dopaminergic loss, with mechanistic links to glutathione depletion, mitochondrial dysfunction, oxidative stress and NLRP3-mediated inflammation [82, 171]