Benefits of B12 Injections for Optimal Health 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 Optimal Vitamin B12 Dosage and Treating Deficiency Feeling drained or low on energy? B12 injections can help support: Energy levels Focus Overall wellness A quick and simple way to give your body a boost when B12 Happy Hour B12 Vitamin Shots Santa Rosa, Sonoma, Mendocino The Naturopathic Integrative Medical Clinic of Santa Rosa