About Vitamin D (Supplement)
Vitamin D is a fat-soluble vitamin that was isolated in 1930 and named calciferol. Since then more metabolites have been found and the two major forms of this vitamin are now known to be vitamin D2 (ergocalciferol) and vitamin D3 (cholecalciferol).
Learn more about Vitamin D in our Vitamin D Community Report.
|Daily Mar 06 - Aug 19, 2008|
|As needed Aug 19, 2008 - Last Update|
Aug 19, 2008
EffectivenessCan't tell (for Improve mobility)
BurdenNot at all hard to take