dog b12 injection prescription Vitamin B-12 for Dogs, Cats & Horses or subcutaneously Vitamin B12 Injection For Dogs:
Description
Its all about placement, and its all about the skill of in the injector

doi:10.1097/00000441-200609000-00004

topical research is earlier-stage but of interest

Vitamin B12 deficiency is a possibility if you're not having enough of it from the foods
