Thread: B12
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Old 11-20-2015, 09:46 AM
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Join Date: Aug 2006
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Quote:
Originally Posted by Arty View Post
It safe taking 1000mcg of b-12 per day even when your b-12 levels are normal?
Yes, it is. Only 13micrograms or so are really absorbed into the body from that dose orally. The rest is eliminated in the stool.

There is no upper limit of toxicity for B12 yet.
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