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A member asked:
What distinguishes the amount of micrograms in vitamin b12?
A doctor has provided 1 answer
The amount!: If you can absorb b12, the mdr is 5 mcg. If you cannot, the rexcommeded dose is 2500 mcg, which is 2.5 mg. Yet this small amount is 466 x the mdr!
Answered 6/9/2013
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