b12. injection Compounded Cyanocobalamin (Vitamin B12) Veterinarians may prescribe vitamin B12 injections to animals with a deficiency Are B12 Shots Safe? Royal
Description
Being deficient in vitamin B12 can affect a persons mood and may lead to mental health problems

Nature 588 , 174179 (2020)

These reactions typically appear within hours of injection and resolve within 24-48 hours

[DOI] [PMC free article] [PubMed] [Google Scholar] 79.Ruhanen H, Perttila J, Holtta-Vuori M, Zhou Y, Yki-Jarvinen H, Ikonen E, et al
