The Diverticulitis Diet: What You Need to Know (2024)

Pictured Recipe: Carrot-Orange Juice

If you have diverticulitis, the most serious form of diverticulosis, eating the right foods can help you feel better faster.

What is diverticulitis?

Diverticulosis is a condition in which small pouches-also known as diverticula-bulge out from the colon (the lower part of the large intestine). It's believed to be caused by habitually consuming a low-fiber diet, coupled with a genetic predisposition to the disease. Your risk of developing diverticulosis increases with age, with about half of all people over age 60 having some form of it.

Luckily, many people with diverticulosis don't suffer symptoms. However, diverticulitis, a flare up of diverticulosis, is much more serious and requires medical treatment. While you can't make diverticula go away once they're formed, you can take certain precautions, like following a diverticulitis diet, to prevent a flare or keep it from getting worse.

What to eat during a diverticulitis flare

While high-fiber foods should be a part of your diet, one exception is to avoid them during a diverticulitis flare. If you begin to experience symptoms like abdominal pain, fever, nausea, vomiting, diarrhea or constipation, and chills, you are likely experiencing a diverticulitis flare. Make an appointment to see your doctor, who will likely prescribe antibiotics and a clear liquid diet.

A clear liquid diet is very restricted and designed to give your digestive system a rest. Think: water, ice chips, fruit juices (no pulp), ice pops (no pulp or fruit), gelatin, tea and coffee (without milk or cream).

When the symptoms of the flare begin to subside, you should talk to your doctor to see if you're ready to start reintroducing some low-fiber foods. Start with foods like canned or cooked fruits (without skin), canned or cooked soft vegetables like potatoes (without the skin), eggs, fish and poultry, white bread, low-fiber cereals, milk, yogurt, cheese, rice and pasta.

You should not progress yourself through this diet without your doctor's guidance. After the inflammation is completely gone and you are cleared by your doctor, you should start eating high-fiber foods again. And always be sure to drink plenty of fluids.

The myth about nuts and seeds

Many people with diverticulosis think they can't eat nuts and seeds because they might cause diverticulitis flares, but that is a myth. Tamara Duker Freuman, M.S., R.D., a New York City-based registered dietitian specializing in gastrointestinal disorders, says, "this is an old wives' tale...and the evidence really does not support this common practice."

If certain foods high in roughage (insoluble fiber) give you twinges of discomfort-like corn, salads, nuts, very seedy foods-then you may find foods rich in soluble fiber to be more comfortable. Try foods like oatmeal, squashes, carrots, beets, mango, papaya and melon to boost your soluble fiber intake. Also, if the texture of some foods that have seeds and skin is troublesome, you can modify it. Freuman's recommendations: "Try a pureed lentil or split pea soup, berries in a smoothie or ground flaxseeds in yogurt instead of whole flaxseeds." Nut butters can also be a good substitute for anyone who has a problem with the texture of hard, crunchy nuts. Eating more soluble fiber and changing up the texture of some foods can help people with diverticulosis to enjoy an unrestricted, healthy diet.

What to eat to prevent a flare

You can help prevent a diverticulitis flare by following a high-fiber diet and drinking plenty of fluids to stay hydrated. This can help prevent the formation of more diverticula because your stool will be softer and more bulky. People with diverticulosis should aim to get 25 grams of fiber per day for adult women and 38 grams of fiber per day for adult men. High-fiber foods include beans, whole grains, fruits and vegetables. Sprinkle beans on your salad, snack on fruits and vegetables, and try making most-if not all-of your grains whole grains. If you're having trouble getting enough fiber just from foods, you can talk to your doctor about trying a fiber supplement, like psyllium fiber.

The Diverticulitis Diet: What You Need to Know (2024)

FAQs

The Diverticulitis Diet: What You Need to Know? ›

What's the worst thing for diverticulitis? If you're having a diverticulitis flare-up, eating foods that are high in fiber may make it worse. During a flare-up, you should eat low-fiber foods, which are easier than high-fiber foods to digest. Giving your digestive system a chance to rest will help ease your symptoms.

What's the worst thing for diverticulitis? ›

What's the worst thing for diverticulitis? If you're having a diverticulitis flare-up, eating foods that are high in fiber may make it worse. During a flare-up, you should eat low-fiber foods, which are easier than high-fiber foods to digest. Giving your digestive system a chance to rest will help ease your symptoms.

What are the eating guidelines for diverticulitis? ›

Fibre does not repair diverticula that you already have. Aim to fill half your plate with vegetables and fruits. Include higher fibre whole grains such as whole grain bread, noodles, brown rice, oats and bran cereals. Add higher fibre foods slowly and a little at a time.

What are the 10 foods to avoid with diverticulitis? ›

Foods To Avoid If You Have Diverticulitis
  • certain fruits, such as pears, apples and plums.
  • dairy foods, such as milk, yogurt, and ice cream.
  • Fermented foods, including sauerkraut and kimchi.
  • Cabbage.
  • beans.
  • onions and garlic.
  • Brussels sprouts.
Oct 6, 2021

What is a good menu for people with diverticulitis? ›

Low fiber foods include:
  • Canned or cooked fruit without seeds or skin, such as applesauce and melon.
  • Canned or well cooked vegetables without seeds and skin.
  • Dairy products such as cheese, milk and yogurt.
  • Eggs.
  • Low-fiber cereal.
  • Meat that is ground or tender and well cooked.
  • Pasta.
  • White bread and white rice.

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.
Jul 21, 2021

Is salad bad for diverticulitis? ›

If certain foods high in roughage (insoluble fiber) give you twinges of discomfort-like corn, salads, nuts, very seedy foods-then you may find foods rich in soluble fiber to be more comfortable. Try foods like oatmeal, squashes, carrots, beets, mango, papaya and melon to boost your soluble fiber intake.

Are bananas bad for diverticulitis? ›

Your healthcare provider may advise a liquid diet. This gives your bowel a chance to rest so that it can recover. Include these foods: flake cereal, mashed potatoes, pancakes, waffles, pasta, white bread, rice, applesauce, bananas, eggs, fish, poultry, tofu, and well-cooked vegetables.

What is the best drink for diverticulitis? ›

Examples of items allowed on a clear liquid diet include:
  • Broth.
  • Fruit juices without pulp, such as apple juice.
  • Ice chips.
  • Ice pops without bits of fruit or fruit pulp.
  • Gelatin.
  • Water.
  • Tea or coffee without cream.

What calms diverticulosis? ›

How Do You Calm Down a Diverticulitis Attack?
  • Bananas.
  • Rice (white)
  • Applesauce.
  • Toast, plain or with only jelly or honey if desired.

What are bowel movements like with diverticulosis? ›

Symptoms of Diverticulosis

When this occurs, there may be thin or pellet-shaped stools, constipation, and an occasional rush of diarrhea. The problem then becomes a mechanical or structural one, and treatment is more difficult.

Is peanut butter ok with diverticulitis? ›

In the past, people with small pouches (diverticula) in the lining of the colon were told to avoid nuts, seeds and popcorn. It was thought that these foods could lodge in diverticula and cause inflammation (diverticulitis). But there's no evidence that these foods cause diverticulitis.

What medications should you not take with diverticulitis? ›

Certain medicines, such as steroids, opioids and nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen (Advil, Motrin IB, others) and naproxen sodium (Aleve).

What makes diverticulitis pain worse? ›

One of the most common diverticulitis symptoms is abdominal pain on your lower left or right side. Diverticulitis pain can get worse when you sleep or exercise. The pain might be managed with changes in diet and medications.

What is an extreme case of diverticulitis? ›

In rare cases, a severe episode of diverticulitis can only be treated with emergency surgery. This is when a hole (perforation) has developed in the bowel. This is uncommon, but causes very severe abdominal pain, which needs an emergency trip to hospital.

When is diverticulitis life threatening? ›

Most people with diverticulitis recover completely. But, at its most severe, a pouch can burst open, spilling fecal matter directly into a person's bloodstream. This results in an immediate risk of developing a blood infection called sepsis, which can be life-threatening.

What can burst with diverticulitis? ›

Abscess – untreated, diverticulitis may lead to an abscess (a ball of pus). Perforation – a weakened pocket of bowel wall may rupture. The contents of the bowel can then seep into the abdominal cavity. Symptoms include pain, high fever and chills.

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