Only rarely does stool color indicate a potentially serious intestinal condition.

When to worry about stool color
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Stools come in a range of colors. All shades of brown and even green are considered normal. Stool color is generally influenced by what is eaten and the amount of bile in the stool. If your stool is bright red or black—indicating the presence of blood—seek prompt medical attention.

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What is the IBD Biobank study?
Mayo Clinic researchers are studying irritable bowel disease (IBD) and its causes.

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Virtual patient education classes will continue to be the primary mode of delivery. Classes are free and available to current Mayo Clinic patients.

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Discover how your support of Mayo Clinic on the global day of philanthropy can have a truly transformational impact.

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Connect with others for support, practical information, and to get answers about managing chronic pain.

 
 
 
 
 

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