Vitamin D in US children: those having more than 40 ng increased 60 percent (2001-2010)
From GrassrootsHealth
2009/2010 (8.9%) compared to
2001/2002 (5.8%). 1.58 X increase
91% of U.S. children still have < 40 nanograms. (as of 2010)
Data has been adjusted to account for different testers used over the decade
* Vitamin D levels in US: percent having more than 40 ng doubled (2001-2010) - Dec 2016
* Infant-Child **category listing has items along with related searches**
* A group of 6,000 people have vitamin D levels higher than 50 ng – GrassrootsHealth
* Many more people now have vitamin D levels above 50 ng, especially seniors – May 2015
* has the following chart for one county in the US
1. Increased use of D has the following
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1. Increased use of D has the following
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