B12 Injection sites + How to use B12 Shots Safely HOW TO SELF INJECT B12 AT HOME with Dr. Tyler Rogers If you've been prescribed vitamin B12 shots or exploring at home wellness, this step by step guide will walk you through how How to Administer an Intramuscular Injection at Home 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