glutamine glutathione synthesis reliance in cell metabolism Glutamine Metabolism | Springer Nature

Symtoms of severe thiamine deficiency Thiamine derivatives and thiamine dependant enzymes are universally present in all cells of the body thus a thiamine deficiency would seem to affect all organ systems especially the heart and the nervous system due to their high oxidative metabolism as witnessed in its severest form as beriberi (dry, wet or infantile) [195]

Bottom line: Its almost impossible to become toxic on vitamin B12 unless you have kidney issues

That gap in data means no responsible recommendation can be made either way

Anti-obesity effects of chlorogenic acid and caffeine-lipid nanoparticles through PPAR-/C/EBP- pathways

Medicinal Ingredient per tablet: Reduced L-Glutathione 100 mg