Helps in the development and maintenance of bones and teeth. Calcium intake, when combined with sufficient vitamin D, a healthy diet and regular exercise, may reduce the risk of developing osteoporosis. High-potency formula of calcium citrate, magnesium oxide and vitamin D2 Calcium citrate is better absorbed in post-menopausal women Magnesium improves vitamin D activity and decreases the risk of developing osteoporosis Vitamin D is essential to calcium absorption and helps support bone density and reduce fractures Vitamin D2, the vegetarian form of this nutrient, has been proven equally as well-absorbed as the animal-sourced vitamin D3 Three tablets per day provide 900 mg of elemental calcium and 450 mg of elemental magnesium in a 2:1 ratio Take in divided doses throughout the day for better absorption