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vitamin b12 injection quora A Vitamin B12 is a quick shot that gives your body vitamin B12 directly into the muscle. This helps your body absorb it faster than tablets. Vitamin B12 helps Best Vitamin B12 Injection Site:
Description
Depletion of holoTC by folic acid in individuals with already low vitamin B-12 status further compromises the availability of vitamin B-12 coenzymes to their respective enzymes, and consequently a more pronounced state of biochemical deficiency

Watz, H., Mistry, S

Rather than checking each requirement separately, researchers can consolidate: lot number, reconstitution protocol, storage parameters, and format should all be confirmed from a single suppliers COA package before committing to a full study batch

I think they should take the blood test before they give the injection and maybe that would give a truer reading

[Crossref] Butler CC, Vidal-Alaball J, Cannings-John R, McCaddon A, Hood K, et al

The ideal frequency of B12 injections depends on your individual health needs, underlying medical conditions, and personal wellness goals
