B12 Injection Dose: 7 Key Guidelines for Adults and Common Prescriptions Liv Hospital Vitamin B12 injections deliver high doses of this essential vitamin directly into your bloodstream for better absorption than oral supplements to boost energy, support red blood cell production and maintain nerve function. Compounded Cyanocobalamin (Vitamin B12) Injection Empower VITAMIN B12 injections now available at Vitality, Vitamin B12 injections are recommended weekly for 4 weeks, followed by monthly doses to enhance energy levels, improve brain function, aid in What is the recommended dose for a monthly vitamin B12 (cobalamin) injection ?