date:Aug 22, 2012
bout half the incidence of respiratory infections that the control group had.
While blood samples taken at the outset of the study revealed vitamin D deficiency in all participants the average 25(OH)D levels at around 7 ng/ml (17 nmol/L) in both groups by the end of the seven-week supplementation period key differences were found in blood levels of vitamin D, with those receive vitamin D averaging 19 ng/ml (47 nmol/L).
Our study design provides strong evidence that the association between lo