Patent ID: 7033621

Claim:
An isoflavone composition comprising about 36% to 70% isoflavones, wherein said isoflavones include one or more of genistein, biochanin, formononetin, daidzein, and glycitein, and wherein said isoflavones are in the aglucone form, from plants of the genus Leguminosae produced by: (i) combining starting material from plants of the genus Leguminosae with water, a supplemental enzyme which cleaves isoflavone glycosides to the aglucone form, and a C 2 -C 10 organic solvent, (ii) incubating the combination for a time sufficient to allow isoflavones of the aglucone form to partition into the organic solvent component, and (iii) recovering the aglucone forms of said isoflavones from the organic solvent component.