Vitamin B12 is crucial for making red blood cells, repairing DNA, and maintaining a healthy nervous system. It also helps convert food into energy and is essential for the proper functioning of brain and nerve cells. A deficiency can lead to fatigue, neurological problems, and megaloblastic anemia.
Key roles of vitamin B12
Red blood cell formation: It is vital for creating healthy red blood cells, which carry oxygen throughout the body.
Nervous system function: It is necessary for the development and maintenance of the central nervous system.
Homocysteine levels: It helps lower levels of the amino acid homocysteine in the blood.
Pregnancy: It is important for the brain and spinal cord development of a fetus.