Instruction Guide for Intramuscular (IM) Self injection of B12 Methylcobalamin 1mg 5mg How to Give B12 Injections at Home to Yourself PA Relief 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 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