Can diverticulosis cause loose stools?
Isabella Harris
Updated on January 23, 2026
Patients with diverticulosis were more likely than those without to report loose stools, urgency, passing mucus, and a high stool frequency. In individuals aged >60 years, there was a significant association seen between diverticulosis and both abdominal pain and diarrhea-predominant irritable bowel syndrome.
Does diverticulosis affect bowel movements?
It is possible that some people with diverticulosis experience bloating, abdominal cramps, or constipation due to difficulty in stool passage through the affected region of the colon.Is diarrhea common with diverticulosis?
Conclusions: The prevalence of diverticulosis is age-dependent. Diverticulosis is associated with diarrhea in subjects across all age ranges. In subjects older than age 60, diverticulosis is associated with abdominal pain and diarrhea-predominant IBS.How do I stop diarrhea from diverticulitis?
A fiber supplement, such as psyllium (Metamucil) or methylcellulose (Citrucel), may help with constipation and diarrhea. They help by bulking up your stool and making it easier to pass. Fiber supplements can cause gas and bloating when you first begin taking them.What is the leading symptom of diverticulosis?
The most common symptom is abdominal pain, usually on the left side. You may also have fever, nausea, vomiting, chills, cramping, and constipation. In serious cases, diverticulitis can lead to bleeding, tears, or blockages.Diverticulitis Signs & Symptoms (And Why They Occur)
What does diverticulitis stool look like?
Diverticulitis stool characteristicsColor: The stool may be bright red, maroon, or black and tarry, which indicates the presence of blood. Stools may contain more mucus than normal. Odor: The stool odor may be increasingly foul compared to the typical smell.
What is the primary treatment for diverticulosis?
Diverticulosis is common, doesn't cause symptoms or need treatment. Mild diverticulitis is treated with antibiotics. Surgery is needed if problems develop. A high fiber diet, exercise and drinking lots of water can help prevent.What are the early warning signs of diverticulitis?
The signs and symptoms of diverticulitis include:
- Pain, which may be constant and persist for several days. The lower left side of the abdomen is the usual site of the pain. ...
- Nausea and vomiting.
- Fever.
- Abdominal tenderness.
- Constipation or, less commonly, diarrhea.
Can diverticulitis go away on its own without antibiotics?
A mild case of diverticulitis may go away on its own without any treatment. When treatment is necessary, antibiotics and a liquid or low-fiber diet may be all that is necessary to resolve symptoms.What foods should you avoid if you have diverticulosis?
Foods to avoid with diverticulitis include high-fiber options such as:
- Whole grains.
- Fruits and vegetables with the skin and seeds.
- Nuts and seeds.
- Beans.
- Popcorn.
What can irritate diverticulosis?
Actually, no specific foods are known to trigger diverticulitis attacks. And no special diet has been proved to prevent attacks. In the past, people with small pouches (diverticula) in the lining of the colon were told to avoid nuts, seeds and popcorn.Does diverticulitis cause frequent bowel movements?
Symptoms of diverticulitis tend to be more serious and include: more severe abdominal pain, especially on the left side. high temperature (fever) of 38C (100.4F) or above. diarrhoea or frequent bowel movements.How can you tell the difference between IBS and diverticulitis?
Both diverticulitis and IBS can cause abdominal pain or discomfort. IBS pain usually relieves after a bowel movement, while diverticulitis pain is constant. Diverticulitis most often causes pain in the lower left area of the abdomen. People of Asian descent are more likely to develop pain in their right side.What are the two main causes of diverticulosis?
The main cause of diverticulosis in Western countries is thought to be due to a high-fat and low-fiber diet. Other possible causes of diverticulosis include: Straining to have a bowel movement from constipation. Genetics.What foods heal diverticulosis?
Examples of low-fiber foods include:
- Canned or cooked fruits without skin or seeds.
- Canned or cooked vegetables such as green beans, carrots and potatoes (without the skin)
- Eggs, fish and poultry.
- Refined white bread.
- Fruit and vegetable juice with no pulp.
- Low-fiber cereals.
- Milk, yogurt and cheese.
Is diverticulosis a serious condition?
Despite having some symptoms in common, diverticular disease isn't associated with more serious conditions, such as bowel cancer. However, diverticulitis is often a medical emergency, requiring immediate medical attention and, frequently, admission to hospital.Do probiotics help diverticulosis?
Since diverticulosis is associated with low fiber diet, dysbiosis is probably common in patients with diverticular disease. Probiotics may restore the balance of gut flora by decreasing pathogenic gram negative bacteria [Bengmark, 1998] and have been proposed to be used in diverticular disease to prevent inflammation.What triggers diverticulitis flare ups?
You're more likely to experience a diverticulitis flare-up if you are:
- Over age 40.
- Overweight or obese.
- A smoker.
- Physically inactive.
- Someone whose diet is high in animal products and low in fiber (most Americans)
- Someone who takes non-steroidal anti-inflammatory drugs (NSAIDs), steroids or opioids.