Patent ID: 6280777
Filing Date: 2001-08-28
Classification: A61K,A61P,Y10S

Abstract:
A process for producing a soya extract having a content of glucoside isoflavonecs of at least 13% by weight and a content of 0.6 to 1.5 parts by weight of group B soya saponins per 1 part by weight of glucoside isoflavones, which comprises the following steps:treating ripe whole soya beans or oil-free soya flour with at least one aliphatic alcohol or a mixture of at least one aliphatic alcohol with water to obtain a first extract;concentrating the first extract to form a concentrated first extract;purifying the concentrated first extract whereby the second extract is said soya extract by treatment with at least one aliphatic hydrocarbon; andextracting active components from the purified concentrated first extract with a water-immiscible aliphatic alcohol to obtain a second extract whereby the second extract is said soya extract.