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
Medical History Impact Your medical history also affects how often you need B12 shots
If youre exploring peptide therapy, working closely with a licensed medical professional is the safest way to ensure proper dosing, sourcing, and monitoring
We will repeat the body composition testing when you are finished and tell you exactly how many calories and carbs you can eat per day so that you will not gain weight
Rasic D, Drmic D, Sever M, Baric M, Grgic T, et al