High Levels Of B12 And Side Effects

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Alternative Names

Cobalamin; Cyanocobalamin


Side Effects

A lack of vitamin B12 (B12 deficiency) occurs when the body does not get or is unable to absorb the amount of vitamin that the body needs.

  • Many people over age 50 lose the ability to absorb vitamin B12 from foods.
  • People who follow a strict vegetarian or vegan diet and do not consume eggs or dairy products may need vitamin B12 supplements.
  • Those who have had gastrointestinal surgery, such as weight loss surgery,...
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Seven Natural Sources of Vitamin B12

Vitamin_e

What is vitamin B12? Vitamin B12 is a water-soluble vitamin that helps form red blood cells, and aids in neurological function and DNA synthesis.  It is found naturally in many animal products such as fish, meat, poultry, eggs and milk but...