How can I raise my B12 levels fast?

Online Answer
To increase the amount of vitamin B12 in your diet, eat more of foods that contain it, such as:
  • Beef, liver, and chicken.
  • Fish and shellfish such as trout, salmon, tuna fish, and clams.
  • Fortified breakfast cereal.
  • Low-fat milk, yogurt, and cheese.
  • Eggs.
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