F&D grade magnesium carbonate is used as flour improver, bread leavening agent, alkat, desiccant, color protection agent, anti caking agent, carrier, leavening agent and acidity regulator in food. EEC is approved for: table salt, powdered sugar, acidified cream, milk, ice cream and biscuits. Used for preparing chemical bulking agent. The residue in food shall not be greater than 0.5% (Japan). It is used to prevent salt caking, and the addition amount is 0.1% ~ 0.3%. In medicine, it is used to neutralize gastric acid and for gastric and duodenal ulcer.