From the Manufacturer:
Shown to be effective at maintaining bone density. Provides 500 mg of calcium (carbonate and citrate) and 600 mg of Ostivone.
Ipriflavone has been the subject of 60 clinical trials worldwide and has shown remarkable efficacy in maintaining healthy bone density. It is used effectively for preventing osteoporosis in Japan, Argentina and parts of Europe. The compound improves the balance between bone building and bone breakdown. It also seems to help the body utilize calcium more efficiently.