Calcivyte offers the benefit of Calcium and Vitamin D. Calcivyte provides 600 mg of elemental calcium per tablet in the form of Calcium carbonate. Vitamin D is present in the form of Cholecalciferol. Calcivyte provides Calcium in highly purified and Natural form. Vitamin D helps in the absorption of Calcium. Calcivyte offers high amount of elemental calcium and therefore frequency of dosage is less making Calcivyte more user compliant., , Dosage: For Adults, take 1 or 2 tablets daily, preferably with meals.