Solgar Super Concentrated Isoflavones contains isoflavone extract from soy germ. Isoflavones are molecules and are produced by plants in the legume or bean family. Foods high in isoflavones are soy, chick peas, alfalfa and fava beans. The three main isoflavones are daidzein, genistein and glycitein. Solgar Super Concentrated Isoflavones comes in a 1-2 tablets daily dose. All Solgar products meet our industry recognized \"Gold Standard\" for excellence. Made using naturally sourced ingredients and innovating since 1947, Solgar is your perfect supplement to good health - 98% of Solgar consumers recommend the brand