Calcium sulfate dihydrate, commonly known as 食品グレード gypsum, is a white odorless powder used extensively in food manufacturing. It is one of the oldest and most traditional coagulants for tofu production, prized for producing a smooth, tender texture.
In baking, it functions as a dough conditioner and source of dietary calcium. The ingredient also serves as a firming agent in canned vegetables and as a processing aid in brewing. Its versatility, low cost, and clean safety profile make it a staple ingredient across multiple food processing sectors.