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What can cause red stool?

Robynne K. Chutkan, MD
Gastroenterology
Red stool is most worrisome as it indicates bleeding in the lower gastrointestinal (GI) tract from conditions like hemorrhoids or diverticulosis, or more serious conditions like rectal cancer. Red stool can also be caused by ingesting red food coloring or beets. While it should always be reported, it's not always an ominous sign.
Marjorie Nolan Cohn
Nutrition & Dietetics
Red stool can come from red food coloring (such as candies, or drinks) or naturally red foods (like beets). It can also reult from bleeding hemorrhoids, or more serious lower GI conditions.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.