Treating Severe Vitamin B12 Deficiency B12 IM Injection Read about all of the *symptoms* that can clear up with B12!, why you'd want to consider **giving yourself shots**!! and SEE the VIDEO how to of me giving myself (!!) a B12 shot for the first time How Quickly Does a B12 Shot Work? Benefits & What to Expect Buy B12 Shots and Injections Online Prescription Delivery 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