Vitamin B12

By Emeril Hart

Functions of the Vitamin.

  • Prevents memory loss.
  • Boosts mood
  • Lowers high homocysteine levels (prevents heart disease)
  • Prevents cervical and other cancers

Where you can find vitamin B12

Meat, fish, and dairy products.
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Why its essential

  • Helps keep the body's nerve and blood cells healthy and helps make DNA, the genetic material in all cells.
  • Helps prevent a type of anemia called megaloblastic anemia
  • Vitamin B12 deficiency causes tiredness, weakness, constipation, loss of appetite, and weight loss
  • Vitamin B12 deficiency can damage the nervous system even in people who don't have anemia.


  1. "Vitamin B12: Uses, Side Effects, Interactions and Warnings - WebMD."WebMD. WebMD, n.d. Web. 14 Jan. 2015.
  2. "Vitamin B12." — Consumer. U.S. Department of Health & Human Services, 24 June 2011. Web. 15 Jan. 2015.