b12 injection photo Vitamin Injections in Oakland, CA — FACE Are Vitamin B12 Shots Right

The FDA report published in December said the most common reactions were injection site reactions (84.1%), fatigue (62.9%), headache (55.1%), muscle pain (38.3%), chills (31.9%), joint pain (23.6%), fever (14.2%)

Hi SKalila this is the first time I have ever heard of anyone saying that B12 injections have made then sick and I have been having them every month for over 48 years

Animals may require additional B12 due to

Rare but serious risks include pancreatitis, gallbladder disease, hypoglycemia, allergic reaction, and a specific thyroid tumor signal

I think it just takes a while for different people - like I've been fighting this going on over a month now and I'm thinking it's going to take roughly 2 full months for this to go away which is really frustrating