Barbara Sheppard <[log in to unmask]>

> >PHYTIC ACID is a well-known ligand, present in cereals, which form insoluble
> >complexes with metals such as Zn.

> on, but that the hulls also contain phytic acid, which is problematic. (I
> have read that phytic acid interferes with calcium absorption, but did not
> know about the zinc.)

Phytic acid interferes with a bunch of minerals. Also iron and I think
magnesium (don't have Windows running so can't get to my files). Steffan
Lindeberg has posts on this in the PaleoDiet archives.

Don.