Background Vitamin B12/Cobalamin (Cbl) is a water soluble vitamin which is found in animal products (liver, salmon, beef, egg, chicken), milk products, and fortified cereals. Breast milk is sufficient ...

One significant area of research has been the recognition of adult-onset cobalamin C deficiency, which is often misdiagnosed due to its insidious symptoms. A recent study reviewed 45 cases of ...