Greeniche Calcium and Vitamin D provides the recommended daily dose of these nutrients essential for maintaining strong bones and teeth. Calcium intake, when combined with sufficient Vitamin D, a healthy diet, and regular exercise, may reduce the risk of developing osteoporosis. Greeniche Vegetarian Calcium and Vitamin-D is one of the only products with 500mg of calcium and 1,000IU of Vitamin D in a single daily dose. Ingredients: Calcium 500mg,Vitamin D3 1000IU. Recommended Dose: Take 1 tablet, once daily.