Vitamin D levels continue to rise in the US
From GrassRoots Health
US data thru 2014
Grassroots Health: 4X as many with 40 ng of Vitamin D
Some of the many great Grassroots Health Charts
Supplements taken by US Adults, Grassroots Health – March 2019
Omega-3 index - good level needed 2.4 grams of regular Omega-3 - Grassroots Nov 2018
Increased use of D has the following
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