6 Forms of Calcium and 3 Forms of Magnesium . Adequate Calcium and Vitamin D Throughout Life, as Part of a Well-Balanced Diet, may Reduce the Risk of Osteoporosis.. Considered as Dietary Supplement. Manufactured in an NSF GMP Registered Facility. With Vitamin D3 and K1 for Optimum Utilization.Ingredients:Supplement Facts Serving Size: 3 Softgels Amount Per 3 Softgels % Daily Value Vitamin D (cholecalciferol) 100 IU 25% Vitamin K (phylloquinone) 10 mcg 13% Calcium (elemental as carbonate, citrate, gluconate, aspartate, malate, micronized hydroxyapatite) 1000 mg 100% Magnesium (elemental as oxide, aspartate, citrate) 400 mg 100% Boron (elemental as gluconate) 1 mg **Horse Tail (extract e. arvense) 25 mg *** * Daily Value not established. Other Ingredients: Soybean oil, gelatin, glycerin, purified water, soy lecithin, evening primrose oil, silica, titanium dioxide, corn oil, dextrose, gum arabica and vegetable oil. Contains soy.