Another name for vitamin B12, a complex molecule containing one atom of cobalt.
One of the vitamin B complex groups of water-soluble vitamins. Important for normal functioning of cells, especially of the nervous system, bone marrow and digestive tract. A deficiency results in pernicious anemia.
A group of substances which have an enzyme action and are essential for normal growth and nutrition.
A sophisticated compound that incorporates cobalt and constitutes a vital component of vitamin B12.