Common Causes
What Causes Changes in Stool Color, Form, or Texture?
- Black Stools (Not Sticky, No Odor) Causes of black stool include iron pills or bismuth-containing medications (such as bismuth subsalicylate or Pepto-Bismol).
- Black Tarry, Sticky Stools. ...
- Maroon or Red Stools. ...
- Gray or Clay-Colored Stool. ...
- Yellow Stool. ...
- Green Stool. ...
Related Conditions
- Red – Bright red or dark red in the stool can indicate bleeding somewhere in the gastrointestinal tract. ...
- Black – Similar to red in the stool, a persistent black color in stool can indicate internal bleeding from esophageal varices. ...
- Grey, Pale, Yellow or Clay-Colored – The liver releases bile into the stool, giving it a normal brown color. ...
What is responsible for the normal color of the stool?
Is this your child's symptom?
- Causes of Unusual Stool Color. ...
- Clues to Unusual Stool Colors. ...
- Foods That Can Cause Red Stools:
- Black: Dark green stools from bile may look black under poor lighting. ...
- Green: Green stools are always normal, but they can be mistaken for black stools. ...
- Foods That Can Cause Green Stools:
- White or Light Gray: Liver disease. ...
What color should stool be?
Verified By Experts Icon. Light, grey, or clay-colored stool is not normal, and may be a sign of a problem with your bile duct system. Adam Pont, MD, PhD. Heart Icon.
What causes unusual stool color?
Are light colored stools normal?
What color is normal healthy stool?
All shades of brown and even green are considered normal. Only rarely does stool color indicate a potentially serious intestinal condition. Stool color is generally influenced by what you eat as well as by the amount of bile — a yellow-green fluid that digests fats — in your stool.
What color stool is best?
A healthy stool, then, should reflect a mixture of all the colors of the food you eat and that bile. Almost any shade of brown, or even green, is considered OK.
What color poop indicates a problem?
Stool Color Changes Facts Normal stool color is brown. This is due to the presence of bile in the stool. Normal stool color can range from light yellow to brown to almost black. If stool is red, maroon, black, clay-colored, pale, yellow, or green this may signify a problem.
What is healthy poop?
“Healthy stool is usually considered a soft, formed bowel movement that is typically brownish in color,” says Dr. Cheng. “Stool may be indicative of a health problem if someone notices a change in their bowel habits with constipation or diarrhea, or notices a change in color of their stools.
What are the 7 types of poop?
Bristol stool chartType 1: Marbles. Appearance: Hard and separate little lumps that look like nuts and are hard to pass. ... Type 2: Caterpillar. Appearance: Log-shaped but lumpy. ... Type 3: Hot dog. Appearance: Log-shaped with some cracks on the surface. ... Type 4: Snake. ... Type 5: Amoebas. ... Type 6: Soft serve. ... Type 7: Jackson Pollock.
What color is stool with pancreatitis?
Disorders that affect the pancreas Chronic pancreatitis, pancreatic cancer, a blockage in the pancreatic duct, or cystic fibrosis can also turn your stool yellow. These conditions prevent your pancreas from providing enough of the enzymes your intestines need to digest food.
Why is my poop very light brown?
Bile from the liver creates the typical brown hue of a healthy bowel movement. When the stool is very pale, it often means that not enough bile is reaching the stool. Problems with the gallbladder, pancreas, or liver are reasons why stool may not contain enough bile.
Why is my poop a light tan color?
If your liver is not producing enough bile, or if the flow of the bile is blocked and not draining from your liver, your stools may become pale or clay-colored. Having pale stools once in a while may not be a cause for concern. If it occurs frequently, you may have a serious illness.
What does it mean when your poop is different colors?
What do different stool colors mean? Checking the color of your stool is a very good way to monitor your overall health. Most of the time, stool will be light to dark brown in color. But stool that’s a different color, texture, or consistency, are all signs there’s something different going on in your body.
Why is my stool light colored?
Sometimes, the color can be from large doses of medications. The main causes of light-colored stool include: Gallstones, or hardened deposits of bile that form in the gallbladder and block your common bile duct. Pancreatic cancer. Liver disease.
Why is my bile green?
Bile travels through the GI tract and changes to brown when it interacts with certain enzymes. If your stool is green, it usually means that you have changed your diet slightly or your food is traveling through the large intestines faster than normal so it doesn’t have enough time to break down and change color.
Why is my stool white?
If your stool is pale in color or white, it usually means that bile isn’t moving through your GI tract. This would mean that there’s an obstruction of the bile duct that isn’t letting the bile flow into the intestine. Sometimes, the color can be from large doses of medications.
What to do if your stool color changes?
If your stool color has changed because of a change in diet and there are no other symptoms, no treatment is needed. If you are bleeding, you may need to go to the hospital, have laboratory and imaging tests, and possibly even a procedure, such as an endoscopy or colonoscopy.
Why is my stool dark?
The main causes of dark stool are: Upper gastrointestinal tract bleeding, which can be from an infection, medication, trauma (like a car accident), or lesions of the blood vessels. Stomach/peptic ulcers that cause bleeding in the esophagus.
Why is my poop yellow?
If your stool is yellow, or more likely, contains yellow droplets (seen floating on the toilet bowl), it is a sign of fat in the stool. It can also have a bad odor and a greasy texture. You may see noticeable amounts of fat in your stool when it’s not absorbed properly by the body. Yellow stool can be a sign you’re having malabsorption issues—along with other signs like difficulty maintaining or gaining weight.
What color is poop?
Poop comes in all colors (and all smells and textures) including many shades of brown, green, or yellow. In general, these colors are normal and variations in these colors do not indicate that anything is wrong.
What does it mean when your baby has a yellow stool?
If you see that your infant has a white, pale yellow or chalky grey stool, you must contact your child’s pediatrician immediately, as this may be a sign of a blockage in the liver. The most common example of this type of blockage is called biliary atresia and timely diagnosis of this condition is important to correcting this problem.
Why is my baby's poop yellow?
This is because the nutrients in breast milk are very well-absorbed by the baby. Babies on formula and those who have started eating solid foods will produce poop that is usually darker yellow, brown or green in color. Any shade of brown, green or yellow is possible and normal, from light beige to dark green.
Is it normal for a baby to have black poop?
All babies have black poop for the first few days after birth. It is called meconium, and this is completely normal.
Why does my stool change color?
For example, if you are constipated, if your stool is pebble-shaped, or if it sinks quickly, you may simply need to add more fiber to your diet.
What does it mean when your stool is brown?
Bile salts in the intestines give stool its usual brown color. Stool that is light-colored (either pale, white, grey, or clay-colored) could indicate a lack of bile in the stool. A blockage of the bile ducts from gallstones, or a condition affecting your gallbladder, liver, or pancreas, can cause decreased bile output.
What foods make your stool darker?
Activated charcoal supplements. Dark foods, such as black licorice, blueberries, Oreo cookies, blackberries, grape juice, or blueberries. Stool can also appear darker with constipation. Dark green stool from bile that hasn't had time to break down may look black in certain lighting.
Why is my stool green?
3 Iron supplements and food coloring, including green, purple, and blue dye, can also turn feces an emerald color. Conditions that speed up intestinal activity, such as a bowel disorder or food poisoning, can also lead to green stool.
Why is my stool dark?
This type of stool is often dark because it stays in the intestines longer.
What is the name of the stool that is excreted in small pieces?
Stool excreted in small pieces is sometimes called pebble or pellet stool. 6 Fiber forms a gel in the intestines when it is fermented by bacteria in the colon and combined with water. If there is a lack of fiber holding stool together, it may be shaped like small pebbles.
Why is my stool yellow?
Stool that has suddenly become yellow can also be a sign of an intestinal infection, particularly if you also have diarrhea, fever, flu-like symptoms, or stomach cramps. Giardiasis, a small intestine infection caused by the parasite Giardia lamblia, can also lead to yellow stool or diarrhea. 1.
Why is my stool green?
Green Stool. If your stool is green, it might be due to your high consumption of green vegetables like spinach, kale or other green foods. It can also occur in diarrhea. Food may pass through the intestines too quickly that there isn’t enough time for bacteria and enzymes to change the green color of bile to brown.
Why is my poop white?
White Poop. When you pass a white, gray or pale stool, it might be an indication of liver or gallbladder problem. Generally, pale stools mean that the body isn’t secreting enough bile to give it the characteristic brown color. Advertisements. Bile is produced in the liver and stored in the gallbladder. In addition, some drugs used in treating ...
Why is my poop black?
Black Poop. When you notice the color of your stool is black and it looks coffee color, it might be as a result of what you ingested. When you take iron supplements or blood tonic, your poop maybe black. Other causes include black licorice, black stout, and bismuth medications. However, if you had not taken any of the above, ...
What causes orange poop?
These fruits include carrots and winter squash. Also, some medication like antacids and antibiotics like Rifampicin can make your poop orange. Advertisements.
What does it mean when your blood is red?
Blood is usually red but when it goes through the process of digestion in the gut, the action of enzymes and bacteria turn its color black.
What are the colors of poop?
The normal stool can be a variety of different colors without indicating the presence of serious disease. The most common stool colors include: 1 Dark brown 2 Light brown 3 Orange 4 Tan 5 Yellow
What does it mean when your stool is red?
If you have stools that are this color, contact your doctor but do not overreact. Although it is true that red- or black-colored stools suggest bleeding and may indicate the presence of something like colon cancer, there are many other possibilities that are not as scary.
Why is my toddler's stool purple?
The cause can be simple—your toddler got into a stash of grape-flavored treats that turned his stool purple —or it may indicate a medical issue.
What is the psychology of IBS?
The psychology of IBS can be similar to that of post-traumatic stress disorder. When you have been traumatized by severe symptoms, your brain automatically wants to search for signs related to your disorder. This can result in hypervigilance, a constant state of anxious watching and worrying.
Can bowel movements change without illness?
It's important to remember that stools can change dramatically without necessarily signaling serious illness. Yet it can be hard to know when to worry and when you can breathe easy. People dealing with irritable bowel syndrome (IBS) have a unique challenge in this matter.
Can IBS cause abnormal stool?
As stated above, IBS by definition involves a change in stool appearance. So, yes, your stool may look abnormal to you. Just remember that abnormal does not necessarily mean that your doctors have missed a more serious disease.
What does a Bristol stool chart indicate?
Types 1 and 2 indicate constipation, types 3 and 4 are considered healthy stool, while types 5 to 7 suggest diarrhea and urgency.
Why are my stools white?
If stools are white, gray, or pale, a person may have an issue with the liver or gallbladder as pale stools suggest a lack of bile. Some anti-diarrhea medications cause white stools.
How to get rid of a swollen bowel?
To ensure healthy bowel function and healthy poops, follow the tips below: 1 Eat enough fiber: Aim to get the recommended minimum daily amount of fiber, which is 25 grams (g) for women and 38 g for men under 50 years old; women over 50 should aim for 21 g while men over 50 should consume 30 g daily. 2 Drink plenty of water: A reasonable amount is about 8 glasses (64 ounces) per day. It is especially important to stay hydrated when consuming more fiber. 3 Take probiotics. These beneficial bacteria can be found in capsule form, although some yogurts and drinks can also provide probiotics. Probiotics have been found to aid in relief from constipation, as well as infectious diarrhea. 4 Try magnesium: Magnesium hydroxide is often used to treat constipation. It is safe for most people, although it is not recommended for people with renal insufficiency. 5 Exercise: Staying physically active can encourage normal bowel function and can alleviate constipation. It also relieves stress, a common cause of abnormal poops.
What is the best way to get poop to move through the digestive system?
Fiber acts as a binding substance to give stool its form. It also helps poop to move smoothly through the digestive tract. A diet that is low in fiber-rich foods, such as fruits, vegetables, whole grains, and pulses, can lead to bowel problems.
Why is my poop black?
Black. Stools that are black, especially if they have the appearance of coffee grounds, suggest gastrointestinal bleeding. Substances such as iron supplements, black licorice, black stout, and bismuth medications also cause black poop.
Why is my poop yellow?
Yellow. If stool appears yellow or is greasy-looking, it suggests the poop contains too much fat. This may be the result of absorption issues, or difficulty producing enzymes or bile. Most people will experience variations in stool color at some stage. Usually, this is down to diet or some other minor cause.
Why is my poop red?
While normal poop is usually brown, other colors are possible, including black or white. Poop that is red-colored may be the result of gastrointestinal bleeding. Small amounts of blood in the stool can indicate hemorrhoids.
What is the best way to determine if stool color is changing?
The evaluation of changes in stool color typically begins with a thorough physical examination and personal medical history. The doctor may ask about intake of alcohol, smoking, and other habits. Family history of any cancers, particularly of the liver or pancreas, or bleeding problems may be helpful.
Why does my stool change color?
Some causes of stool color changes include. hemorrhoids, bleeding in the stomach, bleeding in the lower parts of the intestines or colon, certain vegetables with deep colors, green foods , food dyes (especially red, green, purple), iron pills , bismuth-containing medications (such as Pepto-Bismol ),
Why is my bowel bleeding red?
If the bleeding originates from lower parts of the intestines or the colon, blood may not come into prolonged contact with digestive enzymes because of the short distance from the site of bleeding to the rectum. Moreover, large amounts of blood within the intestines speed up the transit of stool so that there is less time for the changes to take place. The stool in this type of bleeding may be dark red or maroon in color. Beets, other red vegetables, cranberries, and red food dyes also can turn the stool color red or maroon.
What causes black tarry stool?
Bleeding in the stomach (from gastritis or an ulcer) or the intestines can change the color of the stool. If bleeding occurs in the stomach or the upper part of the small intestine, the stool may turn black and sticky, and be described medically as black, tarry stool (melena).
Why is my stool brown?
Normal stool color is brown. This is due to the presence of bile in the stool. Normal stool color can range from light yellow to brown to almost black. If stool is red, maroon, black, clay-colored, pale, yellow, or green this may signify a problem. Some causes of stool color changes include. hemorrhoids,
What is the test for occult stool?
This tests the stool directly for blood with a dye (fecal occult blood test or FOBT).
What is the chemical reaction in stool testing?
Occult stool blood testing relies on a chemical reaction between a solution (called guaiac) and hemoglobin in a sample of stool. In the presence of hemoglobin, the drop of solution will turn the stool sample (smeared onto a special paper which reacts chemically with the solution) blue.
What causes a person's stool to change color?
When stool color changes, a person, parent, or caregiver often becomes concerned. The presence of the bilirubin in the bile (a breakdown product of the hemoglobin in red blood cells that are normally destroyed after a useful life of several weeks) is generally responsible for stool color .
Why is my stool red?
The most common cause of bright red-colored stool in adults is bleeding from hemorrhoids. In infants, the most common cause is an anal fissure or tear in the tissue surrounding the anus. Other causes for bright red blood in the stool may be more serious such as: Infections of the intestines.
Why does my stool smell so bad?
There are a variety of reasons why stool will be yellow, greasy, and foul-smelling. It can be due to the intestine's inability to digest and absorb fat because of diseases of the intestinal lining (such as in celiac disease and cystic fibrosis) because the pancreas is unable to manufacture adequate digestive enzymes (such as with chronic pancreatitis or pancreatic cancer that blocks the pancreatic duct), or there is not enough bile being delivered to the intestine (such as in cancer of the liver or bile ducts that are blocked). The yellowness, greasiness, and foul smell are due to the undigested fat.
Why does my stool turn yellow?
Changes in the chemical structure of the bilirubin can cause stool to turn green or yellow. Yellow stool also may occur if stool is dilute or there is a reduction in the amount of bilirubin that is produced by the liver. Bacteria and digestive enzymes in the intestine can act on the bilirubin and change its color.
How many stools does a person have in a week?
Constipation is defined medically as fewer than three stools per week and severe constipation as less than one stool per week. Constipation usually is caused by the slow movement of stool through the colon. There are many causes of constipation including medications, poor bowel habits, low-fiber diets, laxative abuse, and hormonal disorders, and diseases primarily of other parts of the body that also affect the colon.
Why is my stool black?
Black stools are a worrisome symptom because it may be due to a large amount of bleeding into the digestive system, most often from the upper GI tract including the esophagus, stomach, and duodenum. Red blood cells are broken down by digestive enzymes in the intestine and turn the stool black.
What color is bile?
Normally, bacteria in the intestine chemically change bile to a greenish-brown color. It takes time for the bile to be fully changed in the intestine and become brown again, and if the transit time is short, for example, when a person has diarrhea, the stool remains green colored. Green stools may be a normal variant.
Why is my poop different color?
It’s rare for it to be a sign of a serious condition in your digestive system. But if it’s white, bright red, or black, and you don’t think it’s from something you ate, call your doctor.
Why is my poop pale?
Other causes of pale poop. A more serious cause is a lack of bile in your stool. (Remember, bile gives poop its brown color.) Your body makes bile in the liver, stores it in the gallbladder, and releases it into your small intestine to help digest your food.
What foods make your poop orange?
Pumpkin. Sweet potatoes. Foods with orange coloring, such as sodas, candy, or gelatin dessert, can also give your poop an orange color. Also, antibioticsand antacids that have aluminum hydroxide in them can make your stool orange.
Why is my poop yellow?
Indirectly, your diet could cause yellow poop. If you have celiac disease, your body can’t handle a protein called gluten, which is in wheat, barley, and rye. If you have the condition and eat foods that have gluten, like many breads, pastas, and cookies, your intestineswon’t work as they should.
Why is my baby's poop black?
Otherwise, it may be because you ate something very dark-colored or took a medicine or supplement that causes black poop. But this color can be a sign of a more serious problem: bleeding in the upper part of your digestive tract.
Why does my waste color change?
Most of the time, minor changes in the color of your waste are due to diet. After all, we don’t eat the same thing at every meal, every day. But sometimes a color change can signal a minor health issue. In rare cases, it means something serious is wrong in your digestive system.