how to give b12 injection subcutaneously VITAMIN Best Vitamin B12 Injection Site:
Description
This will guide your initial visit

Without intrinsic factors, a small quantity of vitamin B12 is absorbed by passive diffusion
Most B12 in the UK is injected into muscle, but the fatty subcutaneous route is a recognised alternative
Let me explain: How to Diagnose and Check for Vitamin B12 Deficiency The problem comes down to diagnosis

[DOI] [PubMed] [Google Scholar] 11.Zhang Y, Proenca R, Maffei M, Barone M, Leopold L, Friedman JM

Transitioning to Weekly and Monthly Regimens After the first week, the dose is changed to weekly injections for a month
