Sublingual Vitamin B12 is formulated with methylcobalamin, a naturally active form of B12 in the body, so it's naturally better for you. Methylcobalamin is more readily absorbed and retained by the body to provide greater daily energy and alleviate occasional fatigue, promote a healthy metabolism and overall cardiovascular support. B12 is also known to support cognitive health and brain function, a healthy nervous system and provide for a strong immune system. *These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.