Vitamin B12 Injections: What You Need To Know Methylcobalamin is the active form of Vitamin B12 that can be used as a dietary supplement injection in order to:, , 1. Increase energy levels Vitamin B12 helps to utilize fats & carbohydrates for IV therapy can be used to rapidly replenish B12 levels. , Increases Energy, Improves Immune Function, Regulates Mood, Why B12 Injection over B12 Supplement? Great Question!! , An injection of Methylcobalamin Injection (Vitamin B12) Empower Pharmacy Benefits of B12 Injections Clinic Poster Etsy 1 Energy You Can Feel Vitamin B12 helps your body turn food into usable energy. Low levels can leave you feeling constantly drained, no matter how much sleep you get. 2 Brain