Ways to improve chronic constipation with fiber rich foods, water, movement, better toilet habits, and appropriate treatment.

The best 8 Ways to Improve Chronic Constipation

First published: Mar 14, 2023

Last updated: September 27, 2026

Written and source checked by: Adel Galal, Founder and Lead Writer at NextFitLife

Medical review status: This article has not been medically reviewed by a gastroenterologist, doctor, pharmacist, or registered dietitian.

If constipation keeps coming back, adding more fiber is not always enough. Chronic constipation can come from low fiber intake, poor fluid intake, medicine, slow movement through the colon, pelvic floor problems, IBS, or another health condition.

The best plan starts with the cause.

Quick answer: To improve chronic constipation, start by increasing fiber slowly, drinking enough fluid, staying active, using a regular toilet routine, and reviewing medicines that may slow the bowel. If these steps are not enough, evidence based options include psyllium, polyethylene glycol, other laxatives, prescription medicines, or pelvic floor biofeedback depending on the cause.

That last part matters.

A person with low fiber intake does not need the same treatment as someone whose pelvic floor muscles tighten instead of relaxing during a bowel movement.

Chronic constipation deserves a plan, not a longer list of home remedies.

Medical notice: This content is for general educational purposes and does not replace professional medical advice, diagnosis, or treatment. Consult an appropriately qualified healthcare professional for personal medical concerns. This article explains published guidance and does not provide a personal clinical assessment. Always consult qualified medical professionals for diagnosis and treatment of any health condition.

Table of Contents

  1. What chronic constipation means
  2. Why the cause matters
  3. 16 proven ways to improve constipation
  4. Fiber and psyllium
  5. Water and hydration
  6. Walking and movement
  7. Toilet timing and posture
  8. Polyethylene glycol and laxatives
  9. Prescription constipation medicines
  10. Pelvic floor dysfunction
  11. Slow transit constipation
  12. IBS with constipation
  13. Medicines that cause constipation
  14. A simple daily plan
  15. Warning signs
  16. References and Sources
  17. Related NextFitLife guides
  18. About the author
  19. Frequently asked questions

What Counts as Chronic Constipation?

Constipation is not just missing one day on the toilet.

You may be constipated if you have hard or dry stool, strain often, feel blocked, feel that stool is still left after going, or have fewer bowel movements than is normal for you.

Mayo Clinic describes chronic constipation as having two or more common constipation symptoms for three months or longer.

Those symptoms can include:

  • Fewer than three bowel movements a week
  • Hard, dry, or lumpy stool
  • Straining
  • A feeling that stool has not fully passed
  • A feeling of blockage in the rectum
  • Needing to use your hand or finger to help stool pass

You do not need to have a bowel movement every day to be healthy.

The normal range varies between people. Comfort, stool form, straining, and a change from your usual pattern matter too.

For the wider picture, visit the NextFitLife Gut Health and Digestion Guide.

Why Does the Cause Matter So Much?

Because chronic constipation is not one disease.

Think of it as a symptom with several possible paths.

Possible PatternWhat May Be HappeningWhat Often Helps
Low fiber constipationNot enough fiber rich foodGradual fiber increase and enough fluid
Normal transit constipationStool moves at a fairly normal rate but is still hard or difficult to passFiber, fluid, routine, suitable laxative treatment
Slow transit constipationStool moves too slowly through the colonMedical assessment and treatment beyond food alone
Pelvic floor dysfunctionPelvic muscles do not relax and coordinate well during a bowel movementPelvic floor therapy and biofeedback
Medicine related constipationA medicine or supplement slows the bowel or hardens stoolMedication review and targeted treatment
IBS with constipationConstipation occurs with repeated abdominal pain and gut sensitivityIBS specific diet and treatment plan

This is why โ€œjust eat more branโ€ sometimes works and sometimes makes a person feel more bloated.

16 Proven Ways to Improve Chronic Constipation

1. Track What Is Actually Happening

Before changing five things at once, learn your pattern.

For one or two weeks, note:

  • How often you have a bowel movement
  • Whether stool is hard, soft, or loose
  • How much you strain
  • Whether you feel fully empty afterward
  • Bloating or pain
  • Foods and drinks
  • Physical activity
  • Medicines and supplements

This gives you something useful to discuss with a doctor and makes it easier to tell whether a change is working.

2. Increase Fiber Slowly

Fiber is often the first place to start when intake is low.

Good food sources include:

  • Oats
  • Beans
  • Lentils
  • Chickpeas
  • Whole grains
  • Pears
  • Apples
  • Berries
  • Vegetables
  • Nuts
  • Seeds

Adults often need roughly 22 to 34 grams of fiber each day, depending on age, sex, and calorie needs.

But more is not better overnight.

A sudden jump in fiber can cause gas, cramps, pressure, and bloating. Add it over days or weeks.

Our Foods That Can Cause Constipation Guide also shows how a diet based on refined grains, fast food, fried foods, and low fiber snacks can make bowel problems worse.

3. Use Psyllium When Food Fiber Is Not Enough

Psyllium is a soluble fiber supplement.

Among the fiber supplements studied in the joint American Gastroenterological Association and American College of Gastroenterology guideline, psyllium had the clearest evidence for chronic idiopathic constipation.

It absorbs water and forms a gel, which can help make stool easier to pass.

Start carefully and follow the product or clinician instructions. Fiber supplements need enough fluid and can cause gas or bloating.

Ask a doctor or pharmacist before using one if you have trouble swallowing, bowel narrowing, severe pain, or several medicines that may need to be taken at a different time.

4. Drink Enough Fluid for Your Health Needs

Fiber works better when your body has enough fluid.

Dehydration can make stool harder and drier.

You do not need a magic amount of water that fits every adult. Fluid needs change with body size, weather, exercise, pregnancy, food intake, medicine, and health conditions.

If you have heart failure, kidney disease, liver disease, or a prescribed fluid limit, follow your medical team's advice instead of forcing extra water.

If you want practical drink choices, see the NextFitLife Morning Drinks for Gut Health Guide.

5. Try Prunes or Prune Juice

Prunes are more than an old home remedy.

They provide fiber and naturally contain sorbitol, which can help draw water into the bowel.

Prune juice contains less fiber than whole prunes but still contains sorbitol.

Start with a modest amount. Too much may cause gas, cramps, or loose stool.

If you have diabetes or need to watch carbohydrate intake, remember that dried fruit and juice contain concentrated natural sugars.

6. Move Every Day

Regular movement can support bowel activity.

You do not need a hard workout.

A short walk can be a good start, especially after meals or after long periods of sitting.

Build activity gradually if you have been inactive.

The NextFitLife Constipation Exercises Guide includes walking, belly breathing, gentle stretches, pelvic movements, and safer toilet posture.

7. Use the Gastrocolic Reflex

Your colon often becomes more active after eating.

This normal response is called the gastrocolic reflex.

Use it instead of sitting on the toilet at random times.

Try giving yourself a calm bathroom opportunity after breakfast or another regular meal. Mayo Clinic suggests that a bowel routine after meals can help because digestion naturally stimulates colon movement.

Do not force a bowel movement if nothing happens.

8. Do Not Ignore the Urge to Go

When you repeatedly delay a bowel movement, stool stays in the colon longer.

More water can be removed from it, making it harder to pass later.

If your body gives you a clear urge and you can use a bathroom, go.

This simple habit matters more than many โ€œdetoxโ€ products.

9. Improve Your Toilet Position

Position can affect how easy it is to pass stool.

A small footstool can raise the knees above the hips. Lean forward slightly and relax rather than holding your breath and pushing hard.

The goal is not to create a dramatic squat.

It is to make the angle more comfortable and reduce unnecessary straining.

Do not stay on the toilet for long periods scrolling on your phone.

10. Review Every Medicine and Supplement

This step is easy to miss.

Constipation can be a side effect of:

  • Opioid pain medicines
  • Some antidepressants
  • Some anticholinergic medicines
  • Iron supplements
  • Some calcium supplements
  • Some antacids
  • Some blood pressure medicines
  • Some seizure medicines

Do not stop a prescribed medicine by yourself.

Bring your full medicine and supplement list to your doctor or pharmacist. A dose, timing change, substitute medicine, or specific constipation treatment may be safer than trying to overcome a drug side effect with huge amounts of fiber.

11. Ask About Polyethylene Glycol When Lifestyle Steps Are Not Enough

Polyethylene glycol, often shortened to PEG, is an osmotic laxative. It works by helping retain water in the bowel so stool is easier to pass.

The joint AGA and ACG guideline gives PEG a strong recommendation for adults with chronic idiopathic constipation.

Research in that guideline found benefit lasting for months in some trials.

Possible side effects include bloating, loose stool, gas, nausea, and abdominal discomfort.

A doctor or pharmacist can help decide whether it is appropriate for you, especially if constipation is chronic rather than occasional.

12. Use Stimulant Laxatives for the Right Reason

Stimulant laxatives cause the bowel muscles to contract.

Examples include bisacodyl, sodium picosulfate, and senna.

The AGA and ACG guideline strongly recommends bisacodyl or sodium picosulfate as short term or rescue treatment for chronic idiopathic constipation. Senna received a conditional recommendation.

That is more precise than saying stimulant laxatives are always bad.

They have a real role, but the type, timing, side effects, and long term plan should match your needs.

If you keep needing rescue medicine, discuss the pattern with a healthcare professional rather than simply taking more.

13. Know When Prescription Treatment Makes Sense

Chronic constipation does not have to be managed with home remedies forever.

Prescription options include medicines that increase intestinal fluid or improve bowel movement.

Current evidence based options for selected adults with chronic idiopathic constipation include:

  • Lubiprostone
  • Linaclotide
  • Plecanatide
  • Prucalopride

The AGA and ACG guideline gives strong recommendations to linaclotide, plecanatide, and prucalopride after over the counter treatments do not work well enough. Lubiprostone receives a conditional recommendation.

These are prescription treatments.

The right one depends on symptoms, other health conditions, side effects, cost, pregnancy status, and medicines you already take.

14. Check for Pelvic Floor Dysfunction

This is one of the most valuable upgrades over basic constipation advice.

Some people have plenty of fiber and soft enough stool, yet still feel blocked.

The problem may be muscle coordination.

During a normal bowel movement, pelvic floor and anal muscles need to relax in a coordinated way. In pelvic floor dysfunction, the muscles may tighten or fail to relax correctly.

Clues can include:

  • Heavy straining
  • A feeling of blockage
  • Long toilet sessions
  • Feeling that stool remains inside
  • Needing to press around the pelvis or use a finger to help stool pass

More fiber may not fix this.

The 2026 American Family Physician summary of colorectal surgery guidance states that biofeedback with a pelvic floor physical therapist is an effective treatment for constipation caused by pelvic floor dysfunction.

15. Ask About Slow Transit Constipation When Simple Steps Keep Failing

Some colons simply move stool too slowly.

This is called slow transit constipation.

It cannot be diagnosed from symptoms alone.

A gastroenterologist may use tests to see how stool moves through the colon or how the rectum and pelvic floor work.

This matters because the 2026 guideline summary notes that many people with slow transit constipation do not improve with dietary changes alone.

If you have already improved food, fluid, routine, and suitable laxative treatment without meaningful relief, ask whether the type of constipation needs to be tested rather than endlessly adding more fiber.

16. Treat the Medical Cause, Not Just the Stool

Chronic constipation can be linked with another health problem.

Possible causes include:

  • Hypothyroidism
  • Diabetes
  • Neurological disease
  • Celiac disease
  • IBS
  • Pelvic floor disorders
  • Pregnancy related changes
  • Some structural bowel problems
  • Medicine side effects

If the cause is hypothyroidism, another scoop of bran is not the full treatment.

If the cause is pelvic floor dysfunction, another liter of water is not the full treatment.

Chronic symptoms deserve a proper diagnosis.

Which Steps Have the Best Evidence?

ApproachBest UseEvidence ContextMain Caution
Food fiberLow fiber intake and many cases of normal transit constipationCommon first treatmentIncrease slowly
PsylliumFiber supplementationBest supported fiber supplement in AGA and ACG reviewNeeds fluid and can cause gas
PEGChronic idiopathic constipationStrong guideline recommendationLoose stool, gas, bloating, discomfort
Bisacodyl or sodium picosulfateShort term or rescue treatmentStrong guideline recommendationCramping or diarrhea can occur
LinaclotideWhen over the counter treatment is inadequateStrong guideline recommendationPrescription treatment
PlecanatideWhen over the counter treatment is inadequateStrong guideline recommendationPrescription treatment
PrucaloprideSelected chronic idiopathic constipationStrong guideline recommendationPrescription treatment
Pelvic floor biofeedbackPelvic floor dysfunctionEffective when outlet muscle coordination is the causeNeeds correct diagnosis and trained therapist

Does More Fiber Always Improve Chronic Constipation?

No.

This is one of the most useful facts in the newer guidance.

Fiber tends to work best when constipation is linked with low fiber intake or normal bowel transit.

It can work poorly when stool moves very slowly through the colon or when the main problem is difficulty relaxing the pelvic floor.

The 2026 guideline summary reports that many people with slow colon transit or outlet problems do not improve from diet changes alone.

If large amounts of fiber only leave you more swollen and uncomfortable, do not assume the answer is even more fiber.

Ask whether the type of constipation needs to be reassessed.

What About IBS With Constipation?

IBS with constipation, or IBS C, is different from chronic idiopathic constipation because repeated abdominal pain is part of the diagnosis.

Fiber type can matter.

Psyllium may be easier for some people than large amounts of coarse bran.

Some people with IBS also react to fermentable carbohydrates known as FODMAPs.

A structured low FODMAP approach can help selected people with IBS, but it is not meant to become a permanent highly restricted diet.

Do not remove fruit, vegetables, dairy, wheat, legumes, and several other food groups at once because of an online list.

A gastroenterologist or registered dietitian can help if IBS symptoms are driving the constipation.

Can Kiwi Help Chronic Constipation?

Kiwi is a useful fiber containing fruit and has been studied for constipation.

It can fit naturally into breakfast or a snack and is often easier to use than a fiber powder.

But no single fruit fixes every form of chronic constipation.

Use foods such as kiwi, prunes, pears, oats, beans, lentils, vegetables, and whole grains as part of the whole pattern.

Do Probiotics Fix Chronic Constipation?

I would not make probiotics the first answer.

Some probiotic strains have been studied for constipation, but effects vary by strain, dose, person, and study.

A yogurt that contains live cultures is a food. A probiotic supplement is a specific product with particular organisms and doses.

They should not borrow claims from each other.

Focus first on proven basics and the cause of the constipation.

The NextFitLife Gut Health and Digestion Guide explains the difference among fermented foods, live cultures, and probiotic supplements.

Do Detox Teas Help?

Skip them.

Many detox and slimming teas contain stimulant laxative herbs.

A bowel movement after a detox tea does not mean toxins were removed.

It means the product caused a laxative effect.

Some products can cause diarrhea, cramping, dehydration, or medicine interactions.

If you need a laxative, use an evidence based treatment with clear ingredients rather than a vague detox blend.

A Simple Daily Routine for Chronic Constipation

This routine is a starting framework, not a prescription.

TimeActionPurpose
MorningDrink fluid according to your needs and eat a fiber containing breakfastSupports hydration and fiber intake
After breakfastGive yourself a calm bathroom opportunityUses the natural gastrocolic reflex
During the dayEat fruit, vegetables, beans, oats, or whole grains according to toleranceBuilds fiber gradually
After mealsTake a short walk if safeAdds gentle daily movement
When the urge comesUse the toilet rather than waitingAvoids unnecessary stool delay
EveningRecord symptoms when you are tracking the problemHelps you see patterns and treatment response

What Should You Stop Doing?

Some habits make constipation harder to solve.

  • Do not keep adding fiber when severe bloating keeps getting worse.
  • Do not ignore the urge to use the toilet.
  • Do not strain hard for long periods.
  • Do not sit on the toilet scrolling for half an hour.
  • Do not use detox or slimming teas as a long term treatment.
  • Do not stop prescribed medicine without asking.
  • Do not take repeated enemas without guidance.
  • Do not assume all chronic constipation is caused by food.
  • Do not ignore blood, weight loss, severe pain, or vomiting.

When Should Chronic Constipation Be Investigated?

If constipation has lasted for months or keeps returning despite sensible treatment, a healthcare professional may need to look deeper.

The evaluation may include a health history, physical examination, medication review, blood tests, and other tests based on your symptoms.

Specialist tests can check:

  • How stool moves through the colon
  • How well the rectum empties
  • Whether pelvic floor muscles relax normally
  • Whether a structural problem is present

A colonoscopy is not automatically needed for every person with constipation. Your age, screening status, bleeding, anemia, family history, weight loss, and other symptoms help decide what testing is appropriate.

When Is Constipation Urgent?

Do not keep experimenting with fiber or laxatives if you have warning signs.

Get prompt medical care for constipation with:

  • Severe or constant abdominal pain
  • Vomiting
  • Marked abdominal swelling
  • An inability to pass gas
  • Blood in the stool
  • Black stool
  • Rectal bleeding
  • Fever
  • Unexplained weight loss
  • A major sudden change in bowel habits

These symptoms can point to a problem that needs medical assessment rather than another home remedy.

Conclusion

The best way to improve chronic constipation is to stop treating every case as a simple fiber problem. Start with gradual fiber, enough fluid, regular movement, good toilet timing, and a review of your medicines. Then look at what happens.

If those steps do not work, move forward instead of repeating them forever. Ask whether PEG, another evidence based medicine, pelvic floor biofeedback, or testing for slow transit constipation is appropriate. Your next useful step is finding the reason you stay constipated, not collecting another temporary remedy.

References and Sources

The recommendations in this guide were checked against current constipation guidelines and publicly accessible medical sources. Full URLs are shown below so readers can review the evidence directly.

  1. American Family Physician.
    Management of Chronic Constipation: Guidelines From the American Society of Colon and Rectal Surgeons.
    Published 2026.
    Used for current guidance on dietary treatment, normal transit constipation, slow transit constipation, pelvic floor dysfunction, biofeedback, and the role of osmotic laxatives.
    URL:

    https://www.aafp.org/afp/2026/0400/practice-guidelines-chronic-constipation
  2. American Gastroenterological Association and American College of Gastroenterology.
    Clinical Practice Guideline: Pharmacological Management of Chronic Idiopathic Constipation.
    Used for recommendations on psyllium, polyethylene glycol, magnesium oxide, lactulose, bisacodyl, sodium picosulfate, senna, lubiprostone, linaclotide, plecanatide, and prucalopride.
    URL:

    https://pmc.ncbi.nlm.nih.gov/articles/PMC10544839/
  3. National Institute of Diabetes and Digestive and Kidney Diseases.
    Eating, Diet, and Nutrition for Constipation.
    Used for daily fiber guidance, high fiber food choices, fluids, and gradual dietary changes.
    URL:

    https://www.niddk.nih.gov/health-information/digestive-diseases/constipation/eating-diet-nutrition
  4. Mayo Clinic.
    Constipation: Diagnosis and Treatment.
    Used for dietary and lifestyle treatment, bowel timing, laxative types, prescription medicines, biofeedback, and specialist treatment.
    URL:

    https://www.mayoclinic.org/diseases-conditions/constipation/diagnosis-treatment/drc-20354259
  5. Johns Hopkins Medicine.
    Constipation: Causes and Prevention Tips.
    Used for common causes, pelvic floor dysfunction, fiber, fluids, physical activity, bowel habits, and when chronic constipation needs professional care.
    URL:

    https://www.hopkinsmedicine.org/health/conditions-and-diseases/constipation-causes-and-prevention-tips

Continue With NextFitLife Digestive Health Guides

Use these related guides to build a fuller constipation and digestive health plan.

Constipation Guides

Gut Health and Bloating

About the Author

Adel Galal is the founder and lead writer of NextFitLife. He researches health, fitness, nutrition, digestive wellness, weight management, sleep, and healthy lifestyle topics with a focus on clear, practical information.

For digestive health content, his approach is to compare current clinical guidance with public health advice, separate simple self care from medical treatment, and make clear when symptoms need proper assessment instead of another food or supplement.

This content is for general educational purposes and does not replace professional medical advice, diagnosis, or treatment. Consult an appropriately qualified healthcare professional for personal medical concerns. This article explains published guidance and does not provide a personal clinical assessment. Always consult qualified medical professionals for diagnosis and treatment of any health condition.

Learn more about Adel Galal, NextFitLife, and the site's editorial approach on the NextFitLife About Us page.

Frequently Asked Questions About Chronic Constipation

What is the best way to improve chronic constipation?

Start with gradual fiber intake, enough fluid, regular movement, a calm toilet routine, and a review of medicines that may cause constipation. If these steps fail, a healthcare professional can help decide whether laxatives, prescription medicine, pelvic floor treatment, or further testing is needed.

How much fiber should I eat for chronic constipation?

Adults often need about 22 to 34 grams of fiber per day, depending on age, sex, and calorie needs. Increase fiber slowly because a sudden large increase can cause gas, cramps, and bloating.

What type of fiber is best for chronic constipation?

Fiber rich foods are a good starting point when intake is low. Among fiber supplements studied in the AGA and ACG guideline, psyllium had the clearest evidence for chronic idiopathic constipation.

Can too much fiber make chronic constipation worse?

Yes. Large fiber increases can worsen gas and bloating, and fiber may not solve constipation caused by pelvic floor dysfunction, severe slow transit, medicine, or bowel obstruction. Persistent symptoms need proper assessment.

Does drinking more water cure chronic constipation?

Fluid helps prevent hard stool and helps fiber work, especially when a person is dehydrated. Drinking excessive water does not correct every cause of chronic constipation. People with a prescribed fluid limit should follow medical advice.

Is polyethylene glycol good for chronic constipation?

The AGA and ACG guideline strongly recommends polyethylene glycol for adults with chronic idiopathic constipation. It is an osmotic laxative that helps retain water in the bowel. Ask a healthcare professional or pharmacist whether it is appropriate for you.

Are stimulant laxatives safe for chronic constipation?

Stimulant laxatives have a legitimate role. Current AGA and ACG guidance strongly recommends bisacodyl or sodium picosulfate for short term or rescue treatment of chronic idiopathic constipation. The long term plan should be discussed with a healthcare professional when frequent use is needed.

Why do I still feel constipated when I eat plenty of fiber?

Fiber is not effective for every cause. Slow colon transit, pelvic floor dysfunction, IBS, medicine side effects, thyroid disease, diabetes, and other problems can cause constipation even when fiber intake is good.

What is pelvic floor constipation?

Pelvic floor constipation happens when the muscles used to pass stool do not relax and coordinate correctly. Symptoms can include heavy straining, blockage, incomplete emptying, and very long toilet sessions. Pelvic floor physical therapy and biofeedback can help when this is the cause.

How do doctors test chronic constipation?

Testing depends on symptoms. A doctor may review medicines, examine the abdomen and rectum, order blood tests, or use tests that measure colon transit, rectal emptying, or pelvic floor muscle function.

Can chronic constipation be caused by medicine?

Yes. Opioid pain medicine, iron, some calcium products, some antidepressants, some anticholinergic medicines, and several other drugs can contribute. Never stop prescribed medicine on your own. Ask the prescriber or pharmacist for advice.

When is chronic constipation dangerous?

Get medical care for constipation with severe or constant abdominal pain, vomiting, marked swelling, inability to pass gas, blood in stool, black stool, rectal bleeding, fever, unexplained weight loss, or a major sudden change in bowel habits.

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