B12 Injection Services Subtly You Optimal B12 Injection Sites for Maximum Absorption and Benefits Your Health Magazine Dr. prescribed B12 injections. Pharmacy only gave me vials. Where do you get your needles and syringes? What size?? Where do I inject? : r B12_Deficiency 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 Vitamin B12 Injections How to Give Yourself Intramuscular (IM) Injections Patients & Families UW Health