"Beverly" <beverlyflach at charter.net> wrote in message
news:vajvpigua03j28 at corp.supernews.com...
> And yet so many studies now showing that a good highly digestible calcium
> (unlike most you buy) is actually helpful to cognition.
Do they? Seeing that the levels of serum calcium are kept within a very
narrow homeostatic range by the body, in seems that the "digestibility" of
calcium supplements has little to do with cognition.