What does green poop mean? According to mayoclinic.org, the bile doesn't have time to break down completely due to food moving through the large intestine too fast — such as diarrhea.

And though iron supplements are usually associated with a darker-than-usual stool, they can also cause a green tint, the Mayo Clinic says. Antibiotics and food dyes can also be to blame.

“Green stool is usually the result of a high quantity of leafy, green vegetables in one’s diet,” says Niket Sonpal, M.D., a New York City-based internist and gastroenterologist.

Green stools can mean food moved through the GI tract rapidly, so the green bile in the poop is still in its original form and hasn’t broken down into brown, according to Dr. Rena Yadlapati ...

Grey/Pale Stools that are pale, clay-coloured, or putty-like could indicate problems in the biliary system, which is the drainage system of the gallbladder, liver, and pancreas.

However, green faeces can indicate illnesses such as gastroenteritis. Yellow Yellow stools can indicate an infection within the bowel. Issues with the pancreas may also lead to a yellow stool.

News Health NHS Doctor explains what colour your poo should be - and the one that means you're ill Your toilet habits can reveal a lot about your diet, gut, fluid intake, and even stress levels ...

Stools that are pale, clay, or putty-coloured may be due to problems in the biliary system. The biliary system is the drainage system of the gallbladder, liver, and pancreas.