Vitamin D guidelines may be changed following new study

New research demonstrates that the two forms of vitamin D, D-2 and D-3, are not equal. D-3 is twice as effective. Guidelines may need to be altered.

Larger percentage of bioactive forms of S-equol appear to play role in managing menopausal symptoms

A study of how the body processes a nutritional supplement containing S-equol, a novel soy germ-based ingredient, shows that metabolism yields two forms that are biologically active.