Sucrose Intolerance and CSID

An archive of blog articles for folks navigtaing a sucrose intolerance, whether caused by congenital sucrase-isomaltase deficiency (CSID) or acquired sucrase-isomaltase deficiency & SIBO.

Includes high and low sucrose food lists, downloadable PDFs, meal planning tips and more!

Sweet Relief - Expert Advice on Sucraid (Sacrosidase)

Sweet Relief: When and How to Take Sucraid (Sacrosidase) for Sucrose Intolerance

Sacrosidase (aka “Sucraid”) is a digestive enzyme specially designed to aid in the breakdown of sucrose, exclusively for folks with sucrase-isomaltase deficiency – aka “sucrose intolerance”. Whether you have congenital sucrase-isomaltase deficiency (CSID) or an acquired sucrase intolerance, Sucraid (in combination with a sucrose intolerance diet) may potentially be a game-changer for your quality of …

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Acquired Sucrose Intolerance: How to Navigate Sucrase-Isomaltase Deficiency in Adults

Acquired Sucrose Intolerance: How to Navigate Sucrase-Isomaltase Deficiency in Adults

According to a 2022 study, about ~34-40% of folks with diarrhea-predominant irritable bowel syndrome (IBS-D) may actually have an underlying sucrose intolerance – aka a type of sugar malabsorption very similar to lactose intolerance, which masquerades as IBS. (1)  (A sucrose intolerance occurs when your body isn’t making and releasing enough of a digestive enzyme …

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Can Oatmeal and Oat Milk Cause Diarrhea

7 Reasons Oatmeal and Oat Milk Can Cause Diarrhea

Yup, you read that right!  If you’ve made it here, I’m guessing you suspect that oatmeal and/or oat milk could be triggering your symptoms of diarrhea – and you want to see if this is actually possible. As a gut health dietitian nutritionist, I’m here to confirm:  it’s entirely possible for oats, oatmeal, and/or oat …

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Understanding Congenital Sucrase-Isomaltase Deficiency (CSID)

Understanding Congenital Sucrase-Isomaltase Deficiency (CSID): Causes, Symptoms, and Treatment

Congenital Sucrase-Isomaltase Deficiency (CSID) is a genetic disorder which is linked as the culprit of many cases of sucrose intolerance – a type of food intolerance which masquerades as diarrhea-predominant irritable bowel syndrome (IBS-D). This very rare inherited condition isn’t yet well-known or understood, even among gastrointestinal (GI) doctors and gut health dietitians. As a …

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Low Sucrose Foods List

Low Sucrose Foods List

A low sucrose foods list can be useful as a resource for folk swith congenital sucrase-isomaltase deficiency (CSID) or acquired sucrose intolerance who have been prescribed a sucrose intolerance diet. This entails eliminating foods high in sucrose, while simultaneously emphasizing and leaning on foods lower in sucrose. A low sucrose diet is exclusively beneficial and relevant …

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What is a Sucrose Intolerance & How Do You Know If You Have It

What is a Sucrose Intolerance, and How Do You Know if You Have It?

If you’re among the ~25-30% of people with irritable bowel syndrome (IBS) who doesn’t get much symptom relief from following a low FODAMP diet (1), and you’ve ruled out other underlying conditions (with help from your treatment team), you could possibly be suffering from a sucrose intolerance – aka an inability to break down, digest, …

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