should i get a b12 injection Frequency: How Often You Shot? Best Vitamin B12 Injection Site:
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[DOI] [PubMed] [Google Scholar] 3.Buesing S, Costa M, Schilling JM, Moeller-Bertram T

Potential risks include: Infection risk if injections are administered in non-clinical settings without appropriate sterile technique Allergic reactions to any component of the formulation Liver toxicity theoretical concern with excessive methionine or choline Drug interactions particularly if combined with other supplements or medications Unknown long-term effects due to absence of longitudinal safety data The MHRA advises caution with unlicensed injectable products, as quality, purity, and sterility cannot be guaranteed

On the broader healthcare spectrum, needleless injections can influence accessibility and costs

Therefore, the prognosis is also different among patients
