is glutathione an isomerase Frontiers Glutathione: Overview of its protective
Description
So the real question splits into two

A case-control study on adverse effects: H2 blocker or proton pump inhibitor use and risk of vitamin B12 deficiency in older adults

[DOI] [PMC free article] [PubMed] [Google Scholar] 63.Kim E, Lee D M, Seo M J, et al

The molecule incorporates a C20 fatty diacid moiety linked via a gamma-glutamic acid spacer, which binds to serum albumin and confers the extended 5-day half-life enabling once-weekly dosing
