Vitamin B12 plays a crucial role in your nervous system, blood formation, and energy levels When levels are too low, your body sends warning signals you shouldn't ignore. Common symptoms of 5 Triggers of Neuropathy and How to Get Relief Dr. Atallah DO Scientists Just Found a Major Problem With Vitamin B12 Guidelines And Your Brain Might Be at Risk Im Sure Its That #wait, Vitamin B12 deficiency can be surprisingly serious, especially when it comes to the nervous system. Without enough B12, the body struggles to make healthy red blood cells