what are vitamin b12 injections given for the benefits of injection? The Advantages of B12 Injections

Common Side Effects While uncommon, some people may experience mild side effects after receiving a B12 injection, including[17]: Headache Nausea and vomiting Diarrhea Fatigue or weakness Tingling or numbness in the hands and feet These effects are typically short-lived and resolve on their own

But yes, a needle is involved

Throw away unused or expired B-Vitamins, but do not flush down a toilet or pour down a drain unless you are told by a trained professional that it is okay to do so

Hydroxocobalamin : Commonly used in injectable preparations in the UK and retained longer in the body than cyanocobalamin

Who Are the Best Candidates for Injection Therapy