how long after vitamin b12 injections take to work Injection in Luton The Truth About B12 Injections:

[1] Other rare side effects noted (mostly in older literature or high-dose use) include: polycythemia vera and peripheral vascular thrombosis in patients receiving repeated injections (though these associations are not well understood, they were listed in prior product literature as possible adverse events)

Always work with your healthcare provider to determine the best dosage adjustments based on your progress and individual needs

Keatley adds that since we don't produce B12 on our own, we have to get it from our diets

One study noted that B12 supplements, along with folic acid, improved symptoms of neuropathy in patients treated with certain chemotherapy agents