Vitaman B12

Were you looking for information about Vitamin B12? Vitaman B12 is a common misspelling of vitamin B12.
Vitamin B12 is a water-soluble vitamin essential for making DNA and maintaining healthy nerve and blood cells. It is bound to protein in food and is released by stomach acid. When the vitamin cannot be absorbed into the bloodstream, it may result in a deficiency. Vitamin B12 supplements (which come in tablet, injection, capsule, patch, liquid, and nasal spray forms) are available to treat deficiencies. While most people do not experience problems, potential side effects include rash, diarrhea, and itching.
(Click Vitamin B12 for the full-length article on this vitamin, including topics on dosing information, benefits, and potential drug interactions. You can also click any of the links in the box to the right for specific information.)
Last reviewed by: Kristi Monson, PharmD
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