If you have a low vitamin B12 level, injections can go a long way toward improving your health and well being. But if your B12 level is normal, don't fall for claims that Benefits of B12 Injections for Optimal Health Vitamin B12 Injection Dosage for Adults: 7 Key Medical Guidelines Liv Hospital What are Vitamin B12 injections Vitamin B12 injections are used to quickly raise your B12 levels when they're low or when your body can't absorb it properly from food or tablets. What Infubion (Cyanocobalamin Inj) Effective Treatment for Vitamin B12 Deficiency at Best Price