Calcium Supplement. Natural & artificial flavors. Advanced (Refers to copper and manganese). Bone strength & flexibility includes magnesium & zinc. Dual Benefits: Support bone flexibility; Maintain strong bones. 2 in 1 Dual Action: 1. Calcium, vitamin D3 and magnesium for bone health. 2. Zinc and other minerals (Refers to copper and manganese) to support collagen production for bone flexibility. Join us on Facebook. Questions? Comments? Call 1-800-282-8805. For most recent production information visit www.caltrate.com. (These statements have not been evaluated by the Food and Drug Administration. This product is not Intended to diagnose, treat, cure, or prevent any disease.) Made in Canada.