Daily Archives: July 3, 2012

Effects of Skin Thickness and Age of 25(OH)D Production

Posted on July 3, 2012 by Robert Barrington

Vitamin D status is measured by using the plasma concentration of 25-hydroxyvitamin D 25(OH)D which is formed following hydroxylation of vitamin D in the liver. Because vitamin D3 is formed in the skin from the action of ultra violet B … Continue reading →

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