vitamin b12 injection plymouth Photo by Westbury Chemist (@westburychemist) · April 3, 2026 Methylcobalamin Injection (Vitamin B12) |

Lifestyle and Dietary Habits Lifestyle and dietary habits play a crucial role in how long the effects of a B12 injection last

Despite the existence of such a simple treatment, doctors in the USA, UK, and other countries consistently deny it to patients with B12 deficiency and pernicious anemia

Pre-publication history The pre-publication history for this paper can be accessed here: Additional information Competing interests The authors declare that they have no competing interests

Avoid taking high doses of vitamin B12 or multivitamins unless your doctor recommends them

The upside is that these injections can help some patients obtain months of relief

Special Precautions