SServings Per Container: 90Serving Size: 1 CapsuleAmount Per ServingCalcium ... 42mg(from calcium-magnesium butyrate, carbonate)Magnesium ... 21mg(from calcium-magnesium butyrate)Butyric Acid ... 250mgOther Ingredients: Gelatin, Hydroxypropyl Methylcellulose, Magnesium Stearate, Silicon Dioxide