In the food industry, its official name is called "food additive calcium sulfate", commonly known as "edible gypsum", it can only be produced using natural gypsum, and chemical gypsum is strictly prohibited. Its application in food has a history of thousands of years. The initial application in China is the commonly known tofu. With the development of society, the safe and non-toxic food additive calcium sulfate (edible Gypsum) is more and more widely used in the edible industry.
Uses of calcium sulfate in food include: nutrient, yeast activator, dough property modifier, solidifying agent, chelating agent, gelling agent, baking powder, carrier, filler, pH adjuster, abrasive. Among these uses it is mainly used in baked goods. As a curing agent it is used in canned potatoes, tomatoes, carrots, kidney beans and peppers. Calcium sulfate is also used as an ingredient in candy preserves, ice cream and other frozen desserts. Calcium sulfate is also used in beer brewing, adding this product during malting to increase the calcium ion content of the water. Calcium sulfate is used as an abrasive in cleaning agents intended for food contact. Calcium sulfate is also used in cosmetics and toothpaste.
