If you eat plenty of fruits and vegetables, you might think you are meeting your vitamin B12 needs, but there's a good chance you're falling short of what you need for optimal health. Veggie lovers and salad aficionados may be getting a good amount of their other B vitamins, but energy-supporting vitamin B12 comes primarily from animal-based foods. This water-soluble vitamin, also known as cobalamin, is required for many important bodily functions, including healthy blood cell formation, maintaining a healthy nervous system, and converting the food we eat into useable energy. We've got a list of 12 foods to help you get enough of this buzzworthy B!