high dose b12 injection Cyanocobalamin 1,000 mcg / mL 1 mL How Often Should You Get

These are research figures, framed for research use only

For maintenance or general energy support, no test is required

Intramuscular (IM) B12 injections using hydroxocobalamin, the preferred licensed form in the UK are recommended when: Oral supplementation has failed to correct a documented deficiency The patient has difficulty adhering to daily oral regimens Serum B12 levels remain persistently low despite adequate oral dosing There is clinical evidence of neurological or haematological complications In line with BNF guidance, the standard IM regimen for confirmed deficiency without neurological involvement is a loading course of 1 mg hydroxocobalamin on alternate days for two weeks , followed by maintenance of 1 mg every three months

But if you take supplements, you might ingest more than your body needs