Biobene Osteo-4 Complex 60 capsulesBIOBENE Osteo 4 Complex is a dietary supplement that was developed by experts and contains 4 high quality building materials: coral calcium with important trace elements, vitamin D3, vitamin K2 and folic acid for strong bones! ingredients Calcium from coral: The calcium from coral maintains the stability and strength of our bone structure and contains all important trace elements such as boron and magnesium. Vitamin D3: The importance of vitamin D3