How To Give B12 Injection + Benefits Treating Severe Vitamin B12 Deficiency B12 IM Injection B12 Injections for Energy: Benefits and How It Works AZ IV Medics 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 How to Safely Self Inject a B12 Shot Perfect for IV Med Spa Clients! , Steps to give yourself an intramuscular shot:, 1 Prep Your Supplies: If youre drawing up B12 yourself, attach a needle to B 12 (Methylcobalamin) Therapy MedClub by Dr Jenn