Dietary Supplement. Superior Bioactivity. Krebs Cycle Calcium Complex.Ingredients: Supplement Facts For Tablet Serving Size: 4 Tablets Amount %DV Calories 20 Total Carbohydrate 3 g 1% Dietary Fiber 1 g 4% Vitamin C (as zinc manganese ascorbates) 78 mg 130% Vitamin D-3 (as cholecalciferol) 200 IU 50% Vitamin B-6 (as pyridoxine HCl) 10 mg 500% Calcium (as calcium citrate, fumarate, malate, succinate alpha-ketoglutarate) 480 mg 48% Iron (as iron fumarate succinate) 15 mg 84% Iodine (as potassium iodide) 150 mcg 100% Magnesium (as magnesium citrate, fumarate, malate alpha-ketoglutarate 450 mg 113% Zinc (as zinc monomethionine [OptiZinc] zinc ascorbate) 31 mg 207% Selenium (as L-selenomethionine sodium selenite) 200 mcg 286% Copper (as copper sebacate) 2 mg 100% Manganese (as manganese ascorbate, succinate citrate) 10 mg 500% Chromium (as chromium polynicotinate [ChromeMate]) 300 mcg 250% Molybdenum (as molybdenum chelate) 300 mcg 400% Sodium 10 mg 1% Potassium (as potassium citrate, malate, fumarate, succinate alpha-ketoglutarate) 99 mg 2% Silica (from horsetail aerial parts extract) 4.5 mg Boron (as boron chelate) 3 mg Other Ingredients: S tearic Acid, Modified Cellulose Gum, Acacia Gum, Silica, and Magnesium Stearate.