摘要 |
A water-soluble isoflavone composition comprising alpha-glucosylisoflavone and isoflavone and optionally containing isoflavone aglycone, wherein the ratio of the amount of aglycone contained in the alpha-glucosylisoflavone to the amount of aglycone contained in the sum of the isoflavone and the isoflavone aglycone, (aglycone amount in alpha-glucosylisoflavone)/[(aglycone amount in isoflavone)+(isoflavone aglycone amount)], is 2.5/1 or higher; or a water-soluble isoflavone composition comprising alpha- glucosylisoflavone, isoflavone, and isoflavone aglycone, wherein the amount of the isoflavone aglycone in the composition is 0.01 to 20% based on all aglycones in the composition. Also provided is a beverage, cosmetic, medicine, or feed each containing the composition. |