Scientists and health organizations around the world now recommend daily consumption of 1000 IU (or 25 mcg) of vitamin D to support many aspects of health, including bone and heart health. And the form most recommended for its superior bioavailability is vitamin D3 (cholecalciferol).
Natures Plus® Vitamin D3 1000 IU / Vitamin K2 100 mcg employs the most bioavailable, effective nutrient forms of these essential bone nutrients, for optimal absorption and utilization: vitamin D3 (as cholecalciferol) and vitamin K2 (as menaquinone-7).