B12 Shots at Home: How, Where & How Often to Inject Yourself 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 The Wellnest Family Clinic Feeling low on energy or run down? Nutrient deficiencies like Vitamin B12 and Vitamin D can sometimes play a role. Vitamin injections Instagram How to self inject intramuscular vitamin B12 Overview Guy's and St Thomas' NHS Foundation Trust