Carolyn English

If you have sucrase-isomaltase deficiency, working out what you can eat can be surprisingly confusing. This Australian guide uses national food composition data to explain sucrose and starch content, practical portions, and how to build a more varied diet.

Chronic gut symptoms are common in people on the spectrum and are often labelled IBS. This article explores how CSID, a genetic digestive enzyme disorder, may be missed in some people with persistent bloating, abdominal pain and diarrhoea.

Congenital Sucrase-Isomaltase Deficiency (CSID) (also known as Sucrase-Isomaltase Deficiency (SID) , Genetic Sucrase-Isomaltase Deficiency (GSID) , or Acquired Sucrase-Isomaltase Deficiency (ASID) ) is a digestive enzyme disorder that affects the body’s ability to break down certain sugars and starches. The condition occurs when the sucrase-isomaltase enzyme in the small intestine does not function properly or is present in low amounts. This enzyme is responsible for breaking down sucrose...