1. a group of chemical compounds that contain cobalt and are forms of vitamin B12
Usage: biochemistry; nutrition

Examples

• Cobalamins are essential for proper nerve function and red blood cell formation.
• The laboratory tested for various cobalamins in the patient’s blood sample.
• Vegetarians may need supplements containing cobalamins since these compounds are mainly found in animal products.
• Researchers studied how different cobalamins are absorbed in the digestive system.
• A deficiency in cobalamins can lead to pernicious anemia.
• The pharmaceutical company developed a new form of synthetic cobalamins for medical use.