B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics Lipo B12 Injections Benefits, Ingredients & Safe Use Guide Vitamin B12 shots: Uses, benefits, and side effects Vitamin B12 shots: Uses, benefits, and side effects Lets do my first B12 injection together This is something Ive been nervous about for a long time, but today I finally did itand it honestly wasnt bad at all. I used the Union Medico needle guide B 12 Shots at Neighborhood Medical Center in Dallas, TX