glutathione needle IV Drip Glutathione Injection: Benefits, Safety, &
Description
Copyright 2012 S

I read further information on the studies you listed on kidney storage as this seems to be where b12 is mostly found other than the liver

The safety of proton pump inhibitors in pregnancy: a multicenter prospective controlled study

Optimal neuroprotection is observed at ~10 mM, with concentrations below this threshold insufficient to alleviate the metabolic crisis associated with cerebral ischemia (160)