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Doctor insights on: Can Eating Blueberries Cause Black Stool

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Dr. Milton Alvis Jr
344 Doctors shared insights

Melena (Definition)

Melina is blood in the stool that is black, tarry, sticky, and smelly. The blood in melena comes from high up in the gastrointestinal tract, and gets partially digested which is why it changes to melena. Bright red blood comes from lower ...Read more


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I took 40mg Iron yesterday, and ate blueberries. My stool is black, but no bad odor at all. Melena or non-melena? Thank u

Black stool: Since only a small percentage of oral iron is absorbed, black stool is commonly seen in people taking iron. A simple test is to smudge a specimen of stool on a hemoccult card and drop a few drops of testing solution on it. This can be at a lab or physicians office.

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Can eating oreo black cause you to have black stool?

Can eating oreo black cause you to have black stool?

If you: Enough of them yes and due mostly to the artificial food coloring and chemicals in packaged cookies. Eat healthier home baked cookies, in general better for you than store bought packaged cookies. Too many preservatives and other things that potentially are causing long term consequences and harm.

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Might eating oreos cause you to have black stools?

Might eating oreos cause you to have black stools?

No: If you have black, tarry malodorous stool please seek prompt medical attention for possible GI bleeding.

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Cholecystomy two weeks ago. What causes black stool? Should I be concerned?

Blood: You should speak with the surgeon that did your case. Blood from above usually is the source of black stool. Given that you are two weeks out from your procedure, you should definitely let your surgeon know about this.

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Gi contrast cause dark black stool?

Please talk to your: Dr. I don't believe that barium contains bismuth or iron which could cause stool to become black. If the bowel movements are black., sticky & malodorous - this could be due to a GI bleed & would require prompt medical evaluation. Take care.

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What foods can cause black stool (i have gastritis)?

Contact doc now: While some foods are produce a black stool, this is often a sign that you are bleeding from the stomach or intestine. See your doctor immediately for testing.

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Is black stool always blood, or could some foods or drinks cause it?

Is black stool always blood, or could some foods or drinks cause it?

Iron, petobismol: It is reasonable to see a doctor who can check the stool for blood, or give you special cards to collect the stool for a test.

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Can manchurian gravy cause black stools? Bit of nauseous, stomaxh upset and anxiety

No: This is a Chinese dish served over meatballs containing onions, chili, garlic and pepper. If you made it spicy, it may have exacerbated an ulcer or hemorrhagic gastritis from another cause. If the black stools continue or you become light-headed or clearly sick, get with your physician.

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Yesterday I had soft, VERY green stool. Today, I had a very hard, very dark green, almost black stool. Is this cause for concern?

No: You may take a fiber laxative like Metamucil and drink enough water daily so that your urine is colorless. For the long term you may try to increase your intake of fiber foods. Consult this site for fiber foods. Http://www. Mayoclinic. Org/healthy-lifestyle/nutrition-and-healthy-eating/in-depth/high-fiber-foods/art-20050948 Get HPV vaccine Practice safe sex

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Can dranking too much mallox are malanta are any antiacid cause black stool?

Can dranking too much mallox are malanta are any antiacid cause black stool?

Melena--get checked!: Black stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Unless you ingested blood from nose bleeds, bleeding gums, then you may have a signficant stomach source of hemorrhage. Get checked now!

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What causes black stool?

What causes black stool?

Sometimes it is: Caused by things like iron supplementation or Peptobismal. If there is black, tarry malodorous stool it could be GI bleeding and should prompt medical evaluation. Take care.

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Can iron in women cause black stools?

Can iron in women cause black stools?

Melena?: Dark-colored stools may result from iron supplements, foods you eat (like a lot of spinach), substances (like peptobismol), but most significantly suggests bleeding. When blood is denatured by acid in your stomach, as from ulcers, stools will turn tarry ("melena"). Blood may also be ingested from nose bleeds, bleeding gums... Persistent melena (without obvious cause) & symptoms warrants md visit.

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What is a common cause for black stool?

Variable: But most concerning is a bleeding site in the upper GI tract which turns black when exposed to gastric acids. This can progress very rapidly to a very serious and life threatening situation. Non serious causes can be any meds containing bismuth such as pepto bismol (bismuth subsalicylate) and certain foods. You should see your doctor promptly for evaluation and referral if indicated.

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What would cause black stools in a 14 month old?

What would cause black stools in a 14 month old?

Possible blood: Black stools could be from a number of things, but it is very important to make sure it is not caused by an intestinal bleeding high in the gut. You need to take the baby and the black stool to the doctor so he/she can test the stool for blood.

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Can antibiotics cause black stool?

Not likely: If you have tarry black stool, see your doctor asap, as it is an indication of bleeding in the intestine.

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Can an antibiotic cause black stool?

I don't specifically: Know of one that causes black stool. If stool is black, tarry and malodorous that could be melena (gi bleed). That would require prompt medical evaluation.

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Can nausea pills cause black stool?

It depends: If you are taking Pepto Bismol for nausea, then yes, pepto can cause black stool. Other typical medications for nausea such as Phenergan (promethazine) or Zofran should not

Dr. Irina Medwin
115 Doctors shared insights

Black Tar Colored Stools (Definition)

Black stool is a symptom in which a person's stool (poop) has a black color, or sometimes a very dark red color. Black stools are usually due to old blood (fresh bleeding is red in color). ...Read more


Stool Is Black (Definition)

Stool is black is a symptom in which there is black, reddish-black, or very dark coloring to stools. Black stools can be due to old blood in the stools ...Read more