COMPOSITION INHIBITING SEX HORMONE-BINDING GLOBULIN

摘要

By finding out a novel use of isoflavones originating in natural materials and being highly safe when added to foods, it is intended to provide a composition useful in improving various symptoms with the use thereof. It is unexpectedly found out that isoflavones contained in a large amount in leguminous plants such as soybean and clover inhibit SHBG and promote the secretion of estradiol, which is an endogenous hormone, owing to the inhibitory effect.