Pistachios and Constipation: Is There a Link? (2024)

Pistachios contain plenty of fiber and prebiotics, which can aid in a healthy digestive system.

Pistachios and Constipation: Is There a Link? (1)Share on Pinterest

Pistachios, flavorful and crunchy edible seeds derived from the pistachio tree, are more than a delicious snack. These little nuts can help promote digestive health since they have a generous amount of dietary fiber.

Even a small serving can provide a substantial amount of fiber, which can help your bowel movements stay regular. Pistachios also contain specific compounds that act as prebiotics, nourishing the beneficial bacteria in your gut and contributing to a healthy digestive system.

Still, be careful not to eat too many at once, or you could feel bloated and gassy.

Pistachios themselves don’t typically cause constipation. In fact, due to their high fiber content, they can help promote regular bowel movements. They also have beneficial prebiotic properties, which can further aid in digestion.

Still, excessive consumption of pistachios or any high fat food can slow digestion, potentially leading to constipation in some individuals. In addition, pistachios can lead to other types of gastrointestinal discomforts, such as bloating or gas.

Like other nuts, pistachios can occasionally cause gas or bloating in some individuals. This can occur due to their fiber content and the presence of certain carbohydrates that aren’t easily digestible.

Pistachios contain carbohydrates called oligosaccharides, which include raffinose and fructans. Research shows that these carbohydrates aren’t easily digestible and that gut bacteria can ferment them, leading to gas formation.

Some potential side effects of consuming pistachios include:

  • Gastrointestinal discomfort: Pistachios and other nuts contain fiber and certain carbohydrates that can be difficult to digest for some people. This can result in gastrointestinal symptoms such as bloating, gas, or abdominal discomfort.
  • Nutrient imbalances: While pistachios offer various nutrients, consuming excessive amounts can lead to an imbalance in nutrient intake. For example, pistachios are high in fats, so excessive consumption may lead to an imbalance in fat intake.
  • Allergic reactions: Some individuals may be allergic to pistachios, which can lead to symptoms such as itchiness, swelling, hives, or difficulty breathing. Allergic reactions can vary in severity, and if you experience any allergic symptoms, it’s important to get medical attention.

Side effects of eating too many pistachios

If you consume excessive pistachios, you may experience digestive discomforts, such as bloating, gas, and potentially diarrhea. Practicing moderation by consuming pistachios as part of a balanced diet is important to avoid these potential health concerns.

The recommended daily serving of pistachios is about 1 ounce (28 grams), which is approximately 49 pistachios. But it’s important to consider your overall calorie and nutritional needs when determining the appropriate amount for you.

Pistachios are a good source of protein, fiber, and healthy fats, all of which can promote feelings of fullness and contribute to blood sugar management. In addition, removing the shells from pistachios can slow down eating and increase mindful eating practices.

A small 2012 study involving people with metabolic syndrome found that consuming 42 grams or 70 grams of pistachios daily for 12 weeks didn’t lead to weight gain or an increase in waist-to-hip ratio.

Additionally, pistachio consumption linked to improvements in certain risk factors related to metabolic syndromes, such as glucose levels and triglyceride levels.

Pistachios are nutrient-rich, containing healthy fats, protein, fiber, vitamins, and minerals. They also have high levels of antioxidants, which help protect cells, promote eye health, and provide anti-inflammatory benefits. Their fiber content also supports gut health and digestive function.

A 2022 study showed that raw and roasted pistachios contain beneficial phytochemicals, including phenolics and flavonoids, both of which have potent antioxidant activity. Roasted pistachios have more vitamin E, while raw pistachios have more carotenoids, a type of antioxidant.

Extracts from roasted pistachios also show strong antiproliferative activity (slows the growth) against certain cancer cells.

A 2014 study investigated the effects of almond and pistachio consumption on gut microbiota composition. Participants consumed 0, 1.5, or 3 servings of almonds or pistachios per day for 18 days.

The findings revealed that daily pistachio consumption led to higher levels of beneficial gut bacteria, particularly butyrate-producing bacteria, than almond consumption did.

Experts advise that people with sensitivity to fructans, a compound found in pistachios, avoid them as fructans can irritate the digestive system and lead to gastrointestinal health concerns such as bloating, constipation, gas, abdominal pain, or diarrhea.

Individuals with preexisting kidney conditions or those with specific dietary restrictions may also need to limit their intake of pistachios due to the high levels of potassium.

Pistachios are a good source of protein, antioxidants, healthy fats, and dietary fiber. They can support weight management due to their satiating effect and contribute to blood sugar management.

Due to their high fat content, some people might worry that pistachios cause constipation. But there’s no evidence to support this. In fact, research shows that pistachios can promote gut health by providing various beneficial nutrients and supporting a healthy digestive system.

Pistachios and Constipation: Is There a Link? (2024)

FAQs

Pistachios and Constipation: Is There a Link? ›

Do pistachios cause constipation? Pistachios are a fiber-rich food source, which means that they help to ease constipation rather than cause it. However, people with nut intolerances or allergies may experience digestive problems, such as diarrhea, gas, bloating, or stomach cramps.

Can pistachio nuts cause constipation? ›

Pistachios themselves don't typically cause constipation. In fact, due to their high fiber content, they can help promote regular bowel movements. They also have beneficial prebiotic properties, which can further aid in digestion.

What happens if I eat too many pistachio nuts? ›

Since pistachios contain fructans, eating too many of them can cause bloating, nausea or abdominal pain.

Who should not eat pistachios? ›

People with irritable bowel syndrome, or IBS, may limit FODMAPs in their diet to have better control over their symptoms. Pistachios are considered a high-FODMAP food because they contain fructans. If you have fructan intolerance – a bad reaction to this type of carbohydrate – pistachios might bother your belly.

Can eating too many nuts cause constipation? ›

If you go overboard with fiber—a non-digestible carb found in nuts and other foods—it could lead to constipation, especially if you don't also increase your fluid intake. This is especially true if you ramp up your fiber intake too quickly.

Can pistachios cause bowel issues? ›

Pistachios are a fiber-rich food source, which means that they help to ease constipation rather than cause it. However, people with nut intolerances or allergies may experience digestive problems, such as diarrhea, gas, bloating, or stomach cramps.

What nuts are best for bowel movement? ›

Nuts and seeds for constipation relief

Nuts are a filling food that is also packed with fiber to help ease constipation. Almonds, pecans, and walnuts have more fiber than other nuts.

Can I eat 50 pistachios a day? ›

Recent studies have shown that the health benefits come from eating about 50 gr to 85 gr of pistachios. if you don't have a scale to weigh the pistachios 50-85 gr of pistachios are one to two handfuls of pistachios per day.

Is it bad to eat a whole bag of pistachios? ›

Consuming pistachios in excess can cause high blood pressure. In addition, you may experience lightheadedness, blurred vision, confusion, and fainting. Also, consuming salted pistachios might elevate your blood sodium level, increasing your chance of developing various cardiovascular illnesses including hypertension.

Can we drink water after eating pistachios? ›

Answer: Yes you can drink water after eating pistachios because, it can be soaked in water before eating to make it easy to digest.

Are pistachios bad for your gut? ›

Pistachios are a fantastic source of prebiotics that work brilliantly to support the build-up of good bacteria. The added presence of phytochemicals (antioxidants, for example) also has a positive effect on gut bacteria, all of which work to create a nourishing environment for you to live your best life.

What organ are pistachios good for? ›

Pistachios are high in unsaturated fatty acids, which are especially good for the heart and blood vessels.

What are the harms of pistachio? ›

​​Damaging to the kidneys

Potassium levels in pistachios are high. Our kidneys can suffer from too much potassium. People with renal disorders should refrain from eating foods high in potassium.

What simple trick empties your bowels immediately? ›

Try These Tricks for Quick Bowel Movement Stimulation
  • Drink coffee. Regarding drinks that make you poop, coffee is probably the first that comes to mind. ...
  • Squat when you poop. ...
  • Use a fiber supplement. ...
  • Take a stimulant laxative. ...
  • Take an osmotic laxative. ...
  • Take a lubricant laxative. ...
  • Try a stool softener. ...
  • Use a suppository.
Aug 2, 2022

What are the 10 most constipating foods? ›

10 Foods to Avoid for Constipation Relief
  • Alcohol. Because it can cause dehydration, alcohol increases the risk of constipation. ...
  • Dairy Products. Milk, cheese, and ice cream, while delicious, are not high-fiber foods. ...
  • Red Meat. ...
  • Eggs. ...
  • Fried foods. ...
  • Chips and Other Processed Snacks. ...
  • Bananas. ...
  • Frozen Dinners.
Feb 6, 2024

What foods relieve constipation quickly? ›

The BRAT diet ― bananas, rice, applesauce and toast ― is one dietitians recommend for a range of digestive issues, and it can help with both constipation and diarrhea. Intermittent fasting can have variable effects on bowel movement regularity since there are so many different schedules to choose from.

How many pistachios can I eat in a day? ›

Most nutritionists recommend their clients consume no more than two ounces (56 grams) of pistachios every day. For shelled pistachios, that adds up to 90 pistachios. Nutritionists also advise people to drink a sufficient amount of water to digest. Otherwise, you may get an upset stomach after eating pistachios.

Do nuts affect bowel movements? ›

While nuts have the potential to elicit negative GI symptoms in certain people, they are otherwise a healthy addition to most diets. Gastrointestinal issues often involve diarrhea and constipation symptoms. Because nuts are naturally high in fiber, they help to promote regularity.

Should you eat pistachios before bed? ›

Pistachios hit the sleep-inducing jackpot, packing in protein, vitamin B6, and magnesium, all of which contribute to better sleep. Refrain from a shell-cracking frenzy, though. "Don't exceed a 1-ounce portion of nuts," London warns. "Anything too high in calories can have the reverse effect of keeping you awake!"

What foods should you avoid when constipated? ›

Foods to Avoid When Constipated

High-fat foods ― those rich in oil, butter and grease ― can contribute to constipation. If you are chronically constipated, overeating fried food, processed meats, commercially baked goods and other high-fat items may be responsible. Cheese as a particular constipation culprit.

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