why are vitamin b12 injections painful does my arm hurt after injection pain arm after a shot? B12 for Energy: Benefits – is vitamin b12 injection painful

Excipients and Fillers in B12 Supplements Vitamin B12 supplements often have additives that can cause allergies

Our pharmacists provide one-on-one consultations to help patients determine which supplements are necessary, which forms are best tolerated, and how to build a safe, effective routine

There is a risk of mild diarrhoea, upset stomach, nausea, a feeling of pain and warm sensation at the site of the injection, a feeling or a sense of being swollen over the entire body, headache and joint pain

I may not be postulating this right, but the \ B12 and B9 are so inter-related

doi:10.1128/AEM.02173-12

These drugs can cost thousands per dose