Calcium and magnesium formulation in a 2:1 ratio with vitamin D and additional minerals Helps in the development and maintenance of bones and teeth(1) Helps in tissue formation(2) Easy-to-use Two daily tablets increase patient compliance Formula OSX provides calcium from microcrystalline hydroxyapatite along with magnesium and synergistic nutrients to help in the development and maintenance of bones and teeth and to help in tissue formation.(2) Ingredients: Calcium, Magnesium, Molybdenum, Phosphorus, Vanadium, Vitamin D