Vitamin B12 (cobalamin) is a vital substance. In the body, the vitamin is involved, among other things, in the formation of blood cells and the construction of the protective nerve sheaths. Vitamin B12 is also involved in fat and energy metabolism.
Since vitamin B12 is mainly found in animal products such as meat, people with a vegan or vegetarian lifestyle are particularly at risk of suffering from a deficiency. In addition, the absorption of the vitamin is often impaired with advancing age, which is why older people are often undersupplied. What are the symptoms of a vitamin B12 deficiency?
