Vitamin B D B12 Injections Near Ne Wilmington Urgent Care Clinic Wilmington Urgent Care And Family Clinic Vitamin B12 Injection When? Frequency, Benefits & Indications Could you be low on Vitamin B12? It's more common than you think, and often overlooked. Signs may include: Headaches Lightheadedness Sore tongue Difficulty concentrating Low mood Fatigue Lethargy 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