Why Does My Dog’s Poop Smell So Bad?

March 5, 2023
Photo: A Chocolate Lab smiles gently at the camera.

All poop stinks! However, if your dog’s poop is the stinkiest at the dog park, it can cause an embarrassing situation. Unusually smelly dog poop is a sign your dog might be experiencing some digestive issues or health problems. Healthy dog poop should be solid but have a softer consistency and its odor should not be very strong.

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Important Dog Health Tip: Always check with your vet before making changes to your dog’s routine—whether it’s diet, supplements, or exercise.

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Okay, so poop isn’t supposed to smell like roses, but you’re asking, “Why does my dog’s poop smell so bad?” It’s likely a sign of some poor gut health, so here’s why your dog may have foul-smelling poop and how you can help.

Why Does My Dog’s Poop Smell So Bad?

Yes, dog poop stinks. You expect dog poop to smell bad, but your best friend has the most foul-smelling dog poop you’ve come across. Foul-smelling dog poop is a sign of many medical issues, including the most important–something is not right in your dog’s gastrointestinal tract. If your dog’s poop smells bad, it could be any number of underlying issues, and you may want to take a stool sample for your vet. Some things your vet may discuss could include:

Here’s Why Your Dog’s Poop Smells so Bad

Here’s how To Help Dog Poop from Smelling.

  1. Diet Is Everything: A dog’s digestive system was designed to process high-protein diets. From their days as wolves, this has been the case, and sometimes, simply the nature of their dog food content can make dog poop smell so bad. During the digestive process, your dog’s gastrointestinal tract breaks down proteins into amino acids. Your dog absorbs this for nutrition, and the byproduct of protein metabolism can be some smelly excrement. But if your dog isn’t digesting its food properly, no matter what the ingredients, you may find it will have underlying health conditions that could lead to foul-smelling dog poop. Your dog’s digestive system aims to break food down to its smallest, most absorbable form so that your dog can have optimal nutrition and optimal gut health.  When your dog isn’t digesting food properly, it isn’t absorbing nutrition as well as it could be. More, that food can ferment and start to reek, which is why foul-smelling poop ends up as the result. Gases like ammonia, methane, and hydrogen sulfide end up being released in their stool, and can make dog poop smell so bad.
  2. Remove Allergens from Your Dog’s Food: Your dog may have allergic reactions or intolerances to certain foods. Sometimes grains, glutens, wheat, dairy, soy, artificial colors, artificial flavors, or preservatives can irritate their gut. Their reaction can interrupt their microbiome’s balance, which can mean smellier dog poop.  Sometimes, eliminating those items that make your dog’s poop smell so bad can help their poop smell better.
  3. Balance that Gut!: Most of the time, if you want to stop dog poop from smelling, you need to be sure the dog’s gut is balanced. Your dog’s gut is an environment all its own, a complex ecosystem of bacteria that thrive and help your dog digest food as well as aid other very important functions of the body. Sometimes medicines can disrupt that microbiome and lead to an overgrowth of harmful bacteria in the gut. Sometimes it’s a health condition. Sometimes it’s a poor diet. But almost all of the time, if you’re wondering how to stop dog poop from smelling so bad, focusing on the gut is the best place to start. The complex microbiome dogs have is made up of good (probiotics) and bad bacteria. When the bad bacteria are more numerous than the good, they can form compounds that are especially smelly in dog poop. Balancing your dog’s gut health can help dog poop smell better. When its microbiome is balanced, there is a healthy balance of probiotics fending against bad bacteria overgrowth, infection, allergy reaction, and more. And when your dog’s gut health is in check, the dog poop doesn’t smell as bad.

Bernie’s Perfect Poop Can Help when Dog Poop Stinks.

Photo: Why does my dog's poop smell so bad?

If you’re tired of foul-smelling poop, Bernie’s Perfect Poop can come to the rescue.  Perfect Poop is a combination of premium fiber, prebiotics, probiotics, and digestive enzymes. Together, these ingredients feed and bolster your dog’s gut, and that leads to optimal dog digestion and nutrient absorption. When your dog digests food better and has a healthier, more balanced microbiome, the dog poop smell won’t be so bad.

Not only will your dog’s improved gut health help stop dog poop from smelling so much, but it’ll also improve your dog’s overall immunity and health, too. As we always say around here, healthy dogs lead happier lives.

And when you don’t need to hold your nose with every scooped poop, you’ll be happier too!

FAQ

How to make dog poop smell better through diet and gut health support?

Start with your dog’s diet. A high-quality protein source with enough fiber supports healthy digestion, a healthy gut, and balanced gut bacteria in the gut microbiome. This improves pup’s digestion, helps prevent constipation, creates healthy poop, and leads to better digestion, less gas, and less waste, which all mean fewer bad smells and better overall health.

Why does dog poop smell so strongly compared to normal dog poop odor?

Very stinky poop often comes from extra bacterial breakdown of undigested food in the digestive tract and stomach, plus the natural decomposition process of feces. If your dog has digestive issues, a sensitive stomach, or mild constipation, the result can be stinky stool, excessive odor, and a stronger poop smell than normal.

Can switching to fresh food or gently cooked meals reduce dog poop smell?

Yes, for many furry friends, moving to fresh or gently cooked meals tailored to their stomachs can improve healthy digestion and reduce tummy troubles. When food is easier to absorb, there is less undigested material in the feces, less intense bacterial breakdown, and weaker lingering smells from poop.

Does dog urine or other pet waste contribute to the overall poop odor in the yard?

Definitely, dog urine, cats using the same area, and other pet waste all add to the yard odor. Strong urine smell mixes with poop scents and creates lingering odors. Good yard odor control, including prompt waste removal and rinsing spots, helps keep things closer to odor-free and supports a fresher-smelling yard.

How can baking soda and hot water help clean an affected area where dog poop smell lingers?

A mix of baking soda and hot water in a spray bottle can help neutralize odors in the affected area. Baking soda works on bad smells from the decomposition process, and a good rinse helps lift residue, so lingering smells are reduced without harming your furry friends.

Can improving gut health noticeably change the smell of dog poop over time?

Yes. When you focus on a healthy gut, adjust the dog’s diet, and address digestive issues, poop odor usually improves. Balanced gut bacteria in the gut microbiome mean food is broken down more efficiently, which produces fewer sulfur-rich fatty acids and gases, so poop smells milder, and your vet is less likely to need to give veterinary attention for chronic problems.

Do certain ingredients in dog poop or urine make pet waste smell worse than expected?

Photo of a dog reading a newspaper while sitting on a toilet. Yes. High-fat foods, rich sources of protein, such as meats like chicken, and infections or parasites can all affect the odor of poop and urine. If you notice a very strong odor combined with vomiting, ongoing constipation, or changes in poop or the dog’s health, contact your vet for vet visits and potential animal science-backed tests to check blood flow, hydration, and underlying issues, rather than trying to just get rid of dog smells with surface cleaners.

Can a vet help determine why my pup’s poo suddenly has strong odors at home, and how can I get my house smelling fresh again?

Yes. When pets suddenly produce unpleasant-smelling poo, a vet can check for parasites or other issues that aren’t part of normal digestion. Treatments can get rid of dog gut imbalances and help your pup feel better. Once health problems are addressed, simple cleaning steps and ventilation can keep your house smelling fresh and free from lingering odors.

About the Author

The Bernie's Best Staff is a passionate team of pet lovers, dedicated to improving the lives of dogs through natural and science-backed nutrition. With diverse backgrounds in pet health, product development, and education, the team works together to bring pet parents valuable insights and helpful tips. Whether researching the latest in canine wellness or crafting educational resources, the Bernie's Best Staff is committed to helping dogs thrive. When they’re not hard at work, you’ll find them spoiling their own furry family members and embracing every moment of joyful chaos that comes with life as a dog parent.

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