is it dangerous to have b12 injections Vitamin Injection Side Effects and Safety B12 Shots: Vitamin B12 Injections
Description
(PubMed) Lassnigg A, Punz A, Barker R, et al

It sits well under the ~500 Da Lipinski cutoff for good oral absorption, so absorption is built into the chemistry

Tell your provider if you get a lump or swelling in your neck, hoarseness, trouble swallowing, or shortness of breath

So, do B12 injections help with B12 deficiency symptoms

Pain Response The bodys response to pain may differ in muscle spasms and twitches

Metabolism 47 : 14811489 Morrow LA et al
