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Why are B12 injections the gold standard for treatment

H., Dunn M

However, confirmation bias, selection bias (successful users more likely reporting), and lack of objective measurements limit scientific value
PMID 6420106

Additionally, B vitamins play a vital role in maintaining the health of the nervous system by contributing to the functions of both the central and peripheral nervous systems

[DOI] [PMC free article] [PubMed] [Google Scholar] 55.Holst J.J., Windelv J.A., Boer G.A., Pedersen J., Svendsen B., Christensen M., Torekov S., Asmar M., Hartmann B., Nissen A
