VitaHealth Vegetarian Calcium 1000mg with Magnesium & Zinc is a 100% vegetarian calcium supplement which supports bone and joint health. The highly absorbable seaweed calcium in VitaHealth Vegetarian Calcium 1000mg with Magnesium & Zinc is extracted and purified from red seaweed found in the Atlantic. Fortified with Magnesium, Zinc, Boron and Selenium & work synergistically with seaweed calcium to maintain strong bones.