D3: Vitamin D levels vary with the environment and background. If you are very darkskinned D3 9.3 is not too bad. If you are less dark skinned you probably need more vitamin D. Do you really need Hosit500? Is it helping you?
Answered 5/7/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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