Food grade calcium sulfate dihydrate FPA-D is chosen to supply calcium in food industry. Containing 23% calcium, the high purity above 98% and usually around 99%, neutral pH filler, is a food and pharmaceutical grade form of calcium sulfate powder produced by grinding highly refined natural gypsum that contains about 20% crystal water. The molecular formula is CaSO4.2H2O.

The applications in food and pharmaceutical industry are wide and spread fast, the typical applications in food and beverage include beer, drink, juice, ice cream, preserves, artificially sweetened jellies, canned vegetables, bread, Dofu, enriched flour, cereals, yeast foods, cheese etc. The typical applications in pharmaceutical include a diluent, medicinal coat, processing aid, excipient, a bedding medium for the facilitation of growth of benefical bacteria ,calcium supplement etc.