UPDATE ON VITAMIN D-SECOND UPDATE
I just reviewed the latest recommendations regarding vitamin D levels and intake according to the Pharmacist’s Letter (January 2011-Volume 27-Number 270102). As always, if the blood level of 25(OH)D (calcidiol) is below 20 ng/ml, vitamin D deficiency exists and must be corrected. The general consensus is levels between 20-30 ng/ml are considered adequate. This is…