A member asked:

How fast does body abosrb vitamins?

A doctor has provided 1 answer
Dr. Roy Arnold answered

Specializes in Internal Medicine

Very quickly: Within several hours. All vitamins except B12 are absorbed in the first half of the small intestine. B12 is absorbed in the last part of the small intestine. Thanks for trusting HealthTap!

Answered 12/11/2014

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