Consuming vitamins on a daily basis plays a vital part in maintaining your health and helping the metabolic processes in your body. In particular, Vitamin B12 (also known as cobalamin) an important water-soluble vitamin, helps make your DNA and your red blood cells. It also helps with maintain the proper functioning of your nervous system. Vitamin B12 plays a key role in weight loss as well! Your body does not naturally make vitamin B12 so you must get your B12 intake from animal-based foods or supplements. Because humans don’t store this vitamin for a long period of time it is important to have a daily intake of food rich in Vitamin B12 such as meat, eggs, fish and dairy products.