Feb 4, 2023 · Congenital Sucrase Isomaltase Deficiency (CSID) is solely managed with diet. This condition causes intolerances to sucrose and starch, which are bountiful ingredients in a typical diet. If you are searching for a comprehensive CSID Food List, you’re in the right place. In this post, you’ll learn how to read a food label for both sucrose and starch.