A member asked:

I have a high level of b12, 1200 should i be worried? go back to doctor the end of march had test done two months ago.

A doctor has provided 1 answer
Dr. Michael Dugan answered

Specializes in Hematology

There are no: Ill effects of high b12. It is efficiently excreted.

Answered 2/19/2013

5.3k views

Thank

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