Definition: Cobalamin is a nutrient that plays an important role in maintaining proper function of the brain and nervous system. It is also essential for energy production during periods of intense physical activity, such as exercise or fasting. Cobalamin is found primarily in animal products like eggs, liver, and fish (specifically, herring, mackerel, and cod), but it can also be found in some vegetables like spinach, broccoli, and sweet potatoes.
In humans, cobalamin deficiency can
cobalamin