Used as a dietary supplement to support bone health and treat calcium deficiency. Commonly found in fortified foods and nutritional products to enhance calcium and phosphorus intake. Employed in pharmaceuticals as an excipient and in antacids for its buffering properties. Utilized in dental products to help remineralize tooth enamel. Also serves as a carrier in drug delivery systems and in tissue engineering for bone regeneration due to its biocompatibility and similarity to natural bone mineral.