Now Cal-Mag contains minerals essential for bone health. In addition to Calcium and Magnesium, Cal-Mag Caps provide chelated, highly absorbable forms of Zinc, Copper and Manganese, three trace minerals known to support healthy bone metabolism. Vitamin D has been included to support Calcium metabolism. Recommended Use: Take 2 capsules daily, preferably in divided doses, with food, or as directed by a healthcare professional. Store in a cool, dry place after opening.