Used as a leavening agent in baked goods, helping dough rise by releasing carbon dioxide when combined with baking soda. Commonly found in pancake mixes, muffins, and quick breads. Also serves as a dietary calcium supplement in fortified foods and animal feed. Utilized in pharmaceuticals as an excipient to stabilize formulations and in tablets as a disintegrant. Plays a role in dental cements and bone cements due to its biocompatibility. Employed in water treatment to control scale and corrosion by sequestering metal ions. Used in fertilizers to provide essential phosphorus and calcium for plant growth.