Elemental Calcium (400 mg). Elemental Phosphorus (206 mg). Elemental Magnesium (150 mg). Elemental Zinc (5 mg). Elemental Copper (0.5 mg). Elemental Boron (0.3 mg) Elemental Manganese (0.25 mg). Elemental Selenium (25mcg) , Vitamin D3 1000 IU (25 mcg).