Green Stool
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Try one of these related symptoms.
Green poop
My poop is green
About the Symptom
It describes the changing of the stool color from brown to green.
When to See a Doctor
Seek professional care if you experience any of the following symptoms
- Abdominal bloating sensation
Possible Causes
Generally, Green stool can be related to:
- Physiological Defecation
Normal stool can vary in color. Greenish stools can be due to supplements. However, persistently black and shiny stool may be a sign of internal bleeding, which needs medical attention. White, clay-like stools can also indicate a liver problem.
Doctor's Diagnostic Questions
Your doctor may ask these questions to check for this symptom:
- Are your stools green?
- Have you noticed any changes in your stool color?
- Has your baby's stool lightened in color since they turned one month old?
- Do you have pale, pebble-like stools?
- Are your stools white or clay-colored?
Reviewed By:
Samantha Nazareth, MD (Gastroenterology)
Board-certified gastroenterologist. Experience managing gastrointestinal conditions (GERD, IBS, ulcerative colitis, Crohn’s, celiac disease, NASH) within healthcare organizations (three ambulatory surgical centers, single-specialty practice, multi-specialty practice and solo practice).
Aiko Yoshioka, MD (Gastroenterology)
Dr. Yoshioka graduated from the Niigata University School of Medicine. He worked as a gastroenterologist at Saiseikai Niigata Hospital and Niigata University Medical & Dental Hospital before serving as the Deputy Chief of Gastroenterology at Tsubame Rosai Hospital and Nagaoka Red Cross Hospital. Dr. Yoshioka joined Saitama Saiseikai Kawaguchi General Hospital as Chief of Gastroenterology in April 2018.
Content updated on Feb 6, 2025
Following the Medical Content Editorial Policy
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With a free 3-min Green Stool quiz, powered by Ubie's AI and doctors, find possible causes of your symptoms.
This questionnaire is customized to your situation and symptoms, including the following personal information:
Biological Sex - helps us provide relevant suggestions for male vs. female conditions.
Age - adjusts our guidance based on any age-related health factors.
History - considers past illnesses, surgeries, family history, and lifestyle choices.
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Link to full study:
https://www.medrxiv.org/content/10.1101/2024.08.29.24312810v1References
Tan, C. K., et al. (2012). Green feces. The Quarterly Journal of Medicine.
https://academic.oup.com/qjmed/article/106/3/287/1564181