Not much: There is a formula to figure that out but i cannot remember it right now but 480iu is a pretty small dose go to vitamindcouncil.Org they have the formula and lots of other good information there.
Answered 4/18/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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