How to Give a B12 Injection: Step By Step Instructions B12 SELF INJECTION GUIDE IM SELF INJECTION HOW DO I SELF INJECT? HOW TO SELF INJECT B12 Dr Ayanna Knight Cosmetic Skin Care, Health & Wellbeing Botox Brighton Instruction Guide for Intramuscular (IM) Self injection of B12 Methylcobalamin 1mg 5mg Benefits of B12 Injections for Optimal Health HOW TO SELF INJECT B12 AT HOME with Dr. Tyler Rogers , , If youve been prescribed vitamin B12 shots or exploring at home wellness, this step by step guide will walk you through how to do your own 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