Pernicious anemia can lead to a severe vitamin B12 deficiency if left untreated. Intramuscular injections of cyanocobalamin, ...

B12 supplements come in various forms, including pills, sprays, and injections ... most commonly used forms of Vitamin B12 for energy are methylcobalamin and cyanocobalamin.

Patricia Lines died less than a week after getting a Vitamin B12 injection into her shoulder, a coroner's court has heard. The 77-year-old was taken to hospital where the infection worsened due ...

Cyanocobalamin is the synthetic form of Vitamin B12, broken down into methylcobalamin ... There are many factors at play when ...