Fuses core synergistic essential nutrients for unparalleled bone health support biotron chelated calcium and magnesium work dynamically with the most powerful most bioavailable forms of vitamin d3 and vitamin k2 for complete skeletal support and an overall feeling of health well being and vitality choose natures plus calmagvit d3 with k2 directions as a dietary supplement two tablets daily ingredients two tablets of natures plus calmagvit d with vitamin k2 contains vitamin d3 as