how to self administer b12 injection self-inject intramuscular vitamin - Overview Instructions for B12 Injection |

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By Karin Elgar Abstract Abstract Vitamin B12 (B12) is an essential cofactor in cellular metabolism adequate supplies are needed for normal blood formation and neurological function, and deficiency can therefore lead to macrocytic anaemia and neurological deficits

The Pickart 2018 review documented effects on collagen synthesis, anti-inflammatory signaling, nerve regeneration, and stem cell recruitment (Pickart et al., Int J Mol Sci, 2018)

Rare side effects: itching, exanthema, chills, fever, hot flushes, nausea, dizziness, and very rarely anaphylaxis