Come along with me, as I give myself my weekly vitamin B12 shot. #vita Vitamin B12 TikTok How to self administer subcutaneous B12 injection., 1. Withdraw proper dosage from vial into an insulin syringe, 2. Clean site of injection (abdomen or other proper site), 3. Pinch the skin where you Choosing the Right Needle and Syringe for B12 Injections: A Complete Guide B12 vitamin Store Intramuscular vs Subcutaneous Injections for vitamin B12 supplements. What Are B12 MIC Injectionsand Should You Try Them? Alan Health 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