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Vitamin B12

Vitamin B12 is an essential nutrient that helps the body create DNA, nourishes the brain and nervous system, and assists with the formation of healthy red blood cells. Vitamin B12 plays a role in serotonin production, so a deficiency may relate to clinical depression. Vitamin B12 is an essential nutrient for the neurons in the brain. Brain atrophy, which refers to the loss of neurons in the brain, is associated with memory loss and dementia.

Vitamin B12 is crucial to various bodily processes normal functioning of the brain and nervous system.


  • cognitive functioning (ability to think)
  • formation of red blood cells and anemia prevention
  • helping create and regulate DNA
  • possibly preventing congenital abnormalities
  • helping protect the eyes from muscular degeneration
  • necessary for energy production