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Causes of Diarrhea: Food Intolerances

Food intolerances can sometimes cause diarrhea.1

Preparing food

What is a food intolerance?

Food intolerances.   Food intolerance occurs when a person has difficulty digesting a certain type of food.15 Symptoms may develop hours – or even days – after eating the trigger food.16

Common symptoms of a food intolerance17:

  • Diarrhea

  • Nausea

  • Bloating

  • Abdominal pain

An example of a common food intolerance is to lactose – a sugar found in milk and other dairy products.18

Avoid your trigger foods

If you have a food intolerance, stay away from your trigger foods to help avoid your symptoms. You can try to identify trigger foods by keeping a food diary of what you eat every day, and then, aligning this information to the symptom.12

Read on for ways to manage your diarrhea

How to relieve your diarrhea

Diarrhea can be a symptom of food intolerances. IMODIUM® products contain an active ingredient called Loperamide, which works to relieve your diarrhea by helping to restore the lower digestive system to its normal pace.3 If symptoms persist for more than two days or get worse, stop use and consult your healthcare professional.

Tips for managing diarrhea

1. Diarrhea. National Institute of Diabetes and Digestive and Kidney Diseases Web site. http://www.niddk.nih.gov/health-information/health-topics/digestive-dise.... NIH publication 11-2749. January 2011. Updated November 25, 2013. Accessed November 11, 2015.

3. Schiller LR, Santa Ana CA, Morawski SG, Fordtran JS. Mechanism of the antidiarrheal effect of loperamide. http://www.gastrojournal.org/article/S0016-5085(84)80161-4/pdf. Gastroenterology. 1984;86(6):1475-1480.

12. Fecal incontinence. National Institute of Diabetes and Digestive and Kidney Diseases Web site. http://www.niddk.nih.gov/health-information/health-topics/digestive-dise.... NIH publication 13-4866. December 2012. Updated November 27, 2013. Accessed November 12, 2015.

15. Food intolerance. American Academy of Allergy, Asthma & Immunology Web site. http://www.aaaai.org/conditions-and-treatments/conditions-dictionary/foo.... Accessed March 22, 2016.

16. Food allergy or food intolerance? NHS Choices Web site. http://www.nhs.uk/Livewell/Allergies/Pages/Foodallergy.aspx. Reviewed January 12, 2014. Accessed March 31, 2015.

17. Food allergy: symptoms. Mayo Clinic Web site. http://www.mayoclinic.org/diseases-conditions/food-allergy/basics/sympto.... February 12, 2014. Accessed March 21, 2016.

18. Food allergy: causes. Mayo Clinic Web site. http://www.mayoclinic.org/diseases-conditions/food-allergy/basics/causes.... February 12, 2014. Accessed March 21, 2016.

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What is diarrhea?

To understand diarrhea, it is helpful to know more about your digestive system and how it works. This will help you appreciate what it means to upset the balance of your digestive system.