Watch videos about vitamin D
February 13, 2013
Is Vitamin D3 Better Than D2?
Vitamin D3, sourced from sunlight exposure, animal, and plant sources may be preferable to vitamin D2 sourced from fungi.
December 15, 2011
December 14, 2011
Resolving the Vitamin D-Bate
Why the current vitamin D recommendations may be too low, other expert recommendations may be too high, and 2000 international units a day may be just right.
December 13, 2011
December 12, 2011
December 9, 2011
Vitamin D Supplements May Be Necessary
To reach the circulating (25-hydroxy) vitamin D levels associated with the lowest overall mortality, one may need to take supplements, given data suggesting suboptimal production from sun even under..
December 8, 2011
December 7, 2011
Is Vitamin D the New Vitamin E?
The Institute of Medicine's conservative position on vitamin D is understandable given the history of hyped vitamin supplements (vitamin A, beta carotene, folic acid, vitamin C, vitamin E) that..