What causes a dog to poop blood and mucus?

  • Jennifer,
  • March 20, 2022,
  • 2084

Stress colitis is one of the leading causes of large bowel diarrhea in all dogs. Whatever the cause, the inflammation in the colon results in reduced water absorption and decreased ability to store feces in the colon. This causes the classic symptom of frequent small amounts of diarrhea, often with mucus or blood.

What do you do if your dog poops blood and mucus?

If you notice that your dog has blood or mucus in his stool, remember to see your veterinarian and be sure to bring a fresh stool sample too. If you have any questions or concerns, you should always visit or call your veterinarian -- they are your best resource to ensure the health and well-being of your pets.

What color is mucus in dog poop?

White mucus in dog poop is the most common color, but mucus can also be green. Green mucus in dog poop may be down to food colorings, but can also suggest a bacterial infection. If your dog is pooping mucus that is red, this is usually blood (although again can be due to food coloring).

What causes mucus in dog stool?

Mucus can appear on dog poop naturally due to the lubrication of intestines. But if you're seeing it on a regular basis or large amounts are present, that can be a sign of a problem. Parasites, stress, or dietary issues are the common causes of mucus-y stool.

What food causes mucus in stool?

Food intolerances and allergies to food containing lactose, fructose, sucrose, or gluten, for example, can cause inflammation of the intestinal walls. This can increase mucus production, which will cause mucus to be seen in the stools.

Can mucus cause vomiting?

postnasal drip: The mucus that is produced drips down the throat, triggering coughing bouts that can cause vomiting. asthma: Coughing, wheezing, breathlessness, and excessive production of mucus are all symptoms of asthma. These symptoms can also cause vomiting.

Does mucus cause diarrhea?

What are the signs of mucus problems? Mucus symptoms occur when the membranes lining the respiratory and digestive tracts produce excess mucus, often in response to an irritant or allergen, resulting in congestion, breathing difficulties, or diarrhea. It represents the body's normal response to an uninvited irritant.

Why is my dog pooping mucus?

Mucus is the normal lining of your dog's intestines. It's secreted by large bowel cells to help feces move through the gut properly (it's an intestinal lubricant), so small amounts of mucus in poop are completely normal, and usually go unnoticed. Another normal cause of mucus in dog poop is prolonged exercise.

What does mucus in dog poop look like?

What does mucus in dog poop look like? Mucus looks like slime or jelly, clear or pale, that surrounds the poop. When should I take my dog to the vet for mucus in their poop? If you see more mucus than normal, if there's blood along with it, or if it's accompanied by diarrhea, these are times to call your veterinarian.

Can mucus cause stomach problems?

Post-nasal drip causes mucus to accumulate at the back of your nose, which then drips down into your throat, making it sore. This extra mucus ends up reaching your stomach, leading to nausea and vomiting.

Why is my dog pooping yellow mucus?

Yellow Mucus – When the stool is loose, full of mucus and is yellow in color, it is typically the result of a food intolerance. This is especially important to pay attention to if you are feeding your pet a new dog food. Grey and Greasy – This can be a sign of EPI, which is commonly referred to as maldigestion.

Why is my dog pooping bloody mucus?

The presence of blood and mucus in dog stool usually indicates some sort of infection, parasitic infestation, or other health condition. Although you should always consult your veterinarian if a situation like this arises, it's helpful to understand what can cause this problem and what you should do for your dog.


Hi, I’m Jennifer. I’m a certified dog behavior specialist, board-certified veterinary technician, and owner of Absolute Excellent Pets. With more than 15 years of experience working directly with dogs, I specialize in helping clients understand why their dogs are doing the things they are doing and how we can help them reach their goals to keep their best friend happy, healthy and out of trouble.

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