VITAMINTESTING.COM: Test Your Vitamin Levels

Archive for December, 2007

11 Dec

Up to 60% of Americans Deficient in Vitamin D3

According to recent reports on ABC News and Good Morning America, up to 60% of Americans may be deficient in Vitamin D, particularly Vitamin D3.
Why are we deficient?  A primary source of Vitamin D is sunlight, and we’re told to stay out of the sun.  Likewise, darker-skinned people absorb less Vitamin D from sunlight. 
Why is this […]

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