Bluebonnet's Super Boron Bone Formula Capsules contain a special blend of calcium, magnesium, potassium, zinc, vitamin D3 and the trace minerals copper. Also formulated with at supplies the soy isoflavones Genistein, Genistin, Daidzein, Daidzin, Glycitein and Glycitin. Available in easy-to-swallow vegetable capsules for maximum assimilation and absorption.