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does b12 injections go bad Do Shots Expire or Bad? Shelf Life & Storage · PA Relief Are Vitamin B12 Shots Right
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For a practical example, you might pay 70 for one shot at a premium clinic in Chelsea

For those without an absorption problem, research suggests that high-dose oral B12 supplements can be as effective as injections in raising and maintaining B12 levels

[DOI] [PMC free article] [PubMed] [Google Scholar] 30.Moreno-Navarrete JM, Ortega FJ, Rodriguez-Hermosa JI, Sabater M, Pardo G, Ricart W, Fernandez-Real JM

But can it also be involved in weight gain

For example, concurrent use of chloramphenicol (an antibiotic) may attenuate the hematologic response to vitamin B therapy
