OsteoPrime Forte contains five types of calcium, vitamins, and minerals that are essential for strengthening and building bone.  This product is highly recommended for those who have been diagnosed with osteopenia or who are concerned about bone loss. This product contains 300 mcg of vitamin K1 (phytonadione).  If you have a history of blood clots, make sure to speak to your doctor about this product before purchasing it. 
 
Resources:
Calcium and Vitamin D Supplementation and Loss of Bone Mineral Density in Women Undergoing Breast Cancer Therapy
 
Intakes of Calcium and Vitamin D and Breast Cancer Risk in Women
 
Calcium and Vitamin D Supplementation During Androgen Deprivation Therapy for Prostate Cancer: A Critical Review