Definition ：

Inorganic calcium salts (molecular formula: CaCO₃) that naturally exist in rocks (such as calcite and limestone) are white, fine powders that are odorless, high in calcium, and stable in nature. They are one of the most commonly used calcium supplements.

The main component is calcium carbonate, with a relative molecular mass of 100.0869. It has high purity and can be divided into heavy and light calcium carbonate. It meets food-grade and pharmaceutical-grade standards and is free of harmful impurities.

Application Areas ：

Food additives (acidity regulators, leavening agents), health products, pharmaceutical preparations (antacids, calcium supplements), dairy products, and feed additives are used for daily calcium supplementation and to relieve excessive stomach acid.