what is a glutathione precursor N-Acetyl Cysteine (Glutathione Precursor) Glutathione Precursors - Pure Prescriptions
Description
It helps lay down the initial plumbing, so to speak

The antioxidant functions of Glutathione Reduced include recycling Vitamins E and C and serving as a critical nucleophilic scavenger, to block free radical damage to all types of tissues

[DOI] [PMC free article] [PubMed] [Google Scholar] 29.Jones D.P

Yet, GM has been reported to be capable of manipulating vitamin D activity either through upregulating VDR intestinal expression by producing short-chain fatty acid such as butyrate [107], or through competing it for VDR by lithocholic acid, a secondary bile acid [108]
