Vegetarian Calcium Joint Health Calcium, Magnesium and Trace Minerals Derived from Red Marine Algae Plus Vegetarian Vitamin D-2 Aquamin TG A Dietary Supplement Vegetarian - Vegan Non-GMO Minerals Family Owned Since 1968 GMP Quality Assured Aquamin is mineral blend derived from red algae harvested off the coasts of Ireland and Iceland. Aquamin is an excellent vegetarian source of bioavailable Calcium and Magnesium with over 70 additional important trace minerals. Research indicates that this multi-mineral complex may support proper bone mineralization and helps to regulate key factors involved in the normal immune system response to typical joint usage. Clinical studies demonstrate that Aquamin can help to support joint comfort and mobility. A vegetarian-friendly Vitamin D-2 is added to this formula to further support bone health.