Choosing the right foods to eat when constipated is one of the fastest natural ways to get your digestive system back on track. The best foods to eat when constipated are high in fiber, rich in water, and gentle enough to ease digestion without causing additional bloating or discomfort.
Constipation affects roughly 16 percent of all adults and about 33 percent of adults over age 60, according to the National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). While occasional constipation is usually harmless, chronic cases can lead to hemorrhoids, anal fissures, and significant discomfort that affects daily life.
Before reaching for laxatives, try adjusting your diet. The foods listed in this guide have strong evidence behind them and can produce results within 24 to 72 hours for most people. For more health tips, visit our wellness guide.
How Fiber Relieves Constipation
Fiber is the cornerstone of constipation relief, but understanding how it works helps you choose the right types. There are two kinds of dietary fiber, and both play a role.
Insoluble fiber adds bulk to your stool and helps it move through the intestines faster. Think of it as a broom sweeping through your digestive tract. Whole grains, wheat bran, and vegetable skins are rich in insoluble fiber.
Soluble fiber absorbs water and forms a gel-like substance that softens stool and makes it easier to pass. Oats, beans, apples, and citrus fruits are excellent sources of soluble fiber.
The Mayo Clinic recommends 25 to 30 grams of fiber daily for adults, but the average American eats only about 15 grams. Closing this gap is often all it takes to resolve constipation without medication.
One important caution: increase fiber gradually over one to two weeks. Adding too much fiber too quickly can cause gas, bloating, and cramping. Pair increased fiber with increased water intake, as fiber needs fluid to work effectively.
Top Fruits for Constipation Relief
Fruits are some of the most effective foods to eat when constipated because they combine fiber with natural sugars and water content that stimulate bowel movements.
Prunes (dried plums). Prunes are the gold standard for constipation relief. They contain both insoluble and soluble fiber, plus sorbitol, a natural sugar alcohol that draws water into the intestines. A study published in Alimentary Pharmacology and Therapeutics found that prunes were more effective than psyllium husk for improving stool frequency and consistency. Eat five to six prunes daily or drink a small glass of prune juice.
Kiwifruit. Two kiwifruits per day significantly improved bowel movement frequency in constipated adults, according to research published in the Asia Pacific Journal of Clinical Nutrition. Kiwis contain actinidin, an enzyme that improves gut motility, plus about 2.5 grams of fiber per fruit.
Apples and pears. Both are high in pectin, a soluble fiber that accelerates colonic transit time. Eat them with the skin on for maximum fiber content. One medium apple provides about 4.4 grams of fiber.
Berries. Raspberries lead the pack with 8 grams of fiber per cup. Strawberries, blackberries, and blueberries also contribute significant fiber. Add them to yogurt, oatmeal, or eat them as snacks.
Figs. Fresh or dried figs are packed with fiber, providing about 1.5 grams per fig. Dried figs are especially convenient and portable. Research supports their effectiveness as a natural laxative.
Vegetables That Get Things Moving
Vegetables provide fiber along with essential vitamins and minerals that support overall digestive health.
Broccoli. One cup of cooked broccoli delivers 5.1 grams of fiber plus sulforaphane, a compound that may protect gut health and support regular bowel movements. Research from the Journal of Functional Foods found sulforaphane helped improve constipation symptoms in study participants.
Sweet potatoes. A medium sweet potato contains about 3.8 grams of fiber, mostly insoluble. Sweet potatoes are also gentle on the stomach and easy to prepare. Bake, mash, or roast them for a satisfying side dish.
Spinach and other leafy greens. Spinach provides fiber plus magnesium, a mineral that draws water into the intestines and stimulates muscle contractions in the digestive tract. One cup of cooked spinach has about 4.3 grams of fiber.
Artichokes. One medium artichoke packs a remarkable 10.3 grams of fiber, making it one of the highest-fiber vegetables available. Artichokes also contain inulin, a prebiotic fiber that feeds beneficial gut bacteria.
Brussels sprouts. With 4.1 grams of fiber per cup, Brussels sprouts are another excellent choice. Roast them with olive oil for a tasty, gut-friendly side dish.
Grains and Legumes for Regularity
Oatmeal. A bowl of oatmeal provides both soluble and insoluble fiber, totaling about 4 grams per cup. It is also soothing, easy to digest, and can be topped with prunes, berries, or flaxseed for extra constipation-fighting power.
Whole wheat bread and pasta. Switching from white to whole wheat adds significant fiber. Two slices of whole wheat bread provide about 4 grams of fiber compared to less than 1 gram from white bread.
Lentils and beans. Legumes are fiber powerhouses. One cup of cooked lentils contains 15.6 grams of fiber. Black beans, chickpeas, and kidney beans all provide 12 to 15 grams per cup. Start with small portions if you are not used to eating legumes to minimize gas.
Chia seeds and flaxseeds. Two tablespoons of chia seeds provide 10 grams of fiber and absorb up to 12 times their weight in water, forming a gel that helps soften stool. Flaxseeds offer similar benefits. Add them to smoothies, yogurt, or oatmeal.
Bran cereal. Wheat bran cereal can provide 10 or more grams of fiber per serving. It is one of the most concentrated fiber sources available and particularly effective for chronic constipation, according to the NIDDK.
Other Foods and Drinks That Help
Water. Fiber without adequate water can actually worsen constipation. Aim for eight or more glasses of water daily. The NIH emphasizes that hydration is essential for fiber to work properly in the digestive system.
Coffee. Coffee stimulates colonic motor activity within minutes of consumption. Research published in the Scandinavian Journal of Gastroenterology found that coffee’s effect on the colon is 60 percent stronger than water and 23 percent stronger than decaf. If you tolerate coffee, a morning cup may help stimulate a bowel movement.
Yogurt and kefir. Fermented dairy products contain probiotics that improve gut motility. A meta-analysis in the American Journal of Clinical Nutrition found that probiotics reduced intestinal transit time by about 12 hours and increased stool frequency by 1.3 bowel movements per week.
Olive oil. A tablespoon of olive oil on an empty stomach can lubricate the digestive tract and stimulate bile production, which acts as a natural laxative. Use it as salad dressing or drizzle it over steamed vegetables.
Foods That Make Constipation Worse
While adding helpful foods, also reduce or eliminate these common constipation triggers:
Processed foods like white bread, chips, fast food, and frozen meals are low in fiber and high in sodium, which promotes water retention rather than moving fluid to the intestines.
Red meat is high in fat and contains zero fiber. Large portions take longer to digest and can slow overall transit time. If you eat red meat, pair it with a large serving of vegetables or a salad.
Unripe bananas contain resistant starch that can worsen constipation. Ripe bananas with brown spots are a better choice, as the starch has converted to sugar and the pectin content helps soften stool.
Dairy products cause constipation in some people, particularly those with lactose sensitivity. If you notice a pattern, try reducing cheese and milk intake for a week to see if symptoms improve.
Alcohol is dehydrating and can slow gut motility. Reduce alcohol intake if you are struggling with constipation.
Frequently Asked Questions
How quickly will dietary changes relieve constipation?
Most people notice improvement within 24 to 72 hours of increasing fiber and water intake. Prunes and kiwifruit tend to work fastest, often within 12 to 24 hours. If dietary changes do not produce results within one week, consult your healthcare provider, as there may be an underlying condition requiring treatment.
Can I eat too much fiber?
Yes. Consuming more than 50 to 70 grams of fiber daily can cause gas, bloating, cramping, and even intestinal blockage in rare cases. The NIH recommends 25 grams for women and 38 grams for men as a daily target. Increase intake gradually and always drink plenty of water alongside high-fiber foods.
Should I take fiber supplements instead of eating high-fiber foods?
Whole foods are preferable because they provide vitamins, minerals, and phytonutrients that supplements lack. However, fiber supplements like psyllium husk can be a useful addition if you struggle to meet your daily fiber goals through food alone. The Mayo Clinic recommends starting with a low dose of any supplement and increasing gradually.
When should I see a doctor about constipation?
See your doctor if constipation lasts more than three weeks, if you notice blood in your stool, if you experience unexplained weight loss, or if you have severe abdominal pain. These symptoms could indicate conditions like irritable bowel syndrome, thyroid disorders, or colorectal issues that need medical evaluation. The NIDDK recommends seeking care for any sudden change in bowel habits that persists.
Start Eating for Better Digestion Today
The best foods to eat when constipated combine high fiber content with adequate hydration to get your digestive system moving naturally. Start with proven options like prunes, kiwifruit, oatmeal, and legumes. Increase fiber gradually, drink plenty of water, and reduce processed foods that slow digestion.
Most cases of constipation respond well to dietary changes within a few days. Keep a food diary to identify which foods work best for your body, and aim for the recommended 25 to 38 grams of fiber daily as a long-term habit rather than a short-term fix. For more wellness strategies, explore our wellness guide.