BIOMOLECULES AND ENZYMES

Detailed explanation-1: -Vitamin B12, or cobalamin, is naturally found in animal foods. It can also be added to foods or supplements. Vitamin B12 is needed to form red blood cells and DNA. It is also a key player in the function and development of brain and nerve cells.

Detailed explanation-2: -Vitamin B12, also known as cobalamin, is an important water-soluble vitamin involved in red blood cell production, brain health, and DNA synthesis ( 1 ).

Detailed explanation-3: -Fish, meat, poultry, eggs, milk, and other dairy products contain vitamin B12. Clams and beef liver are some of the best source of vitamin B12. Some breakfast cereals, nutritional yeasts, and other food products are fortified with vitamin B12.