Can I eat pizza before colonoscopy? Craving pizza before your colonoscopy? Get the info on what foods to avoid for a clean prep and a successful procedure.
A colonoscopy is a medical procedure that examines the colon. It may be done for several reasons, such as diagnosing or treating blood in stool (medically known as hematochezia or melena), chronic constipation, chronic diarrhea, and, most commonly, screening and surveillance of colorectal cancer. According to the American Cancer Society, people with an average risk of colorectal cancer should start regular screening once a decade from the age of 45.
Most of the work lies in preparing for a colonoscopy because a successful colonoscopy is unlikely without adequate preparation. Therefore, it is important to prepare as adequately as possible before going for your scheduled appointment. Colonoscopy preparation involves paying careful attention to your diet in the days leading up to the procedure.
Many people wonder about specific foods and even ask, “Can Ii eat pizza before colonoscopy?” Pizza is an example of such a food. This article aims to provide an answer as to whether pizza is permissible before a colonoscopy by examining its ingredients and the timing of consumption.
Can I Eat Pizza Before Colonoscopy When Dieting?
Generally, when preparing for a colonoscopy, people are instructed to follow a low-fiber diet a few days before the procedure and switch to a clear liquid diet the day before. Pizza may be allowed or prohibited depending on the diet phase.
Can I Eat Pizza on a Low-Fiber Diet?
Different types of pizza have different nutritional profiles. However, pizza is generally high in calories and fat but low in fiber. Therefore, it can be eaten on a low-fiber diet if it does not contain seeds, vegetables, and other fibrous toppings.

Can I Eat Pizza Before Colonoscopy on a Clear Liquid Diet?
Usually, people are instructed to switch to a clear liquid diet about 24 hours before the colonoscopy. It involves consuming only transparent liquids like clear broths, apple juice, and gelatin. If you cannot see through the liquid, you cannot drink it on this diet. Solid foods, including pizza, are not allowed in this phase. The clear liquid diet is crucial for thoroughly cleansing the colon, ensuring no residues interfere with the procedure, hence its strict and unyielding guidelines.
Problems with Pizza Ingredients
Pizza comprises various ingredients, some of which can complicate colonoscopy preparation. Here is why cheese and dough, the primary components of pizza, may be problematic:
Cheese
Although rich in protein, minerals, and vitamins, cheese is a dairy product made from the fermentation of milk. The lactose in cheese can cause bloating, abdominal discomfort, or pain in people with lactose intolerance. If you must eat cheese, you can consider cheese from non-dairy milk, hard cheese, or aged cheese, as these are less likely to cause discomfort.

Dough
Pizza dough is primarily made from flour, and to make it more nutritious, many bakers and chefs have begun using whole-grain flour for their dough. The problem, however, is that whole-grain flour has a high fiber content and is not suitable for consumption before a colonoscopy.
Can I Eat Pizza Two Days Before a Colonoscopy?
Usually, most people are on a low-fiber diet two days before their colonoscopy, causing many people to ask “Can I Eat Pizza Two Days Before a Colonoscopy?”. Only pizzas that meet the criteria (low-fiber dough and low-fiber toppings) can be enjoyed two days before a colonoscopy. However, it is important to eat in moderation and opt for more nutritious options when possible.
Conclusion
So, if you are wondering, “Can I eat pizza before colonoscopy” then the answer really depends on the prep phase, the pizza’s properties, and your doctor’s instructions. However, since pizza consists of various ingredients of varying fiber content, the easier option is to stay away from it till after your colonoscopy.
Author
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Dr. Akintomiwa is a medical writer and medical doctor with many years experience writing on health and medicine. He holds a Bachelor of Medicine and Bachelor of Surgery (MBBS), and has worked in General Surgery and Gastrointestinal Medicine units.
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