Why is my dog farting a lot?
A dog passing more wind than usual is most often down to diet — something they are eating, how fast they are eating it, or a recent change in food — rather than anything serious. It is only worth treating as a red flag when it comes with other symptoms like vomiting, weight loss or a change in appetite, or when it is a sudden and dramatic change from how your dog usually is.
Usually not urgent
This is common and often manageable at home — but see a vet if it persists, gets worse, or comes with other changes.
The short answer
Occasional flatulence is normal for dogs, the same as it is for people, and some dogs are simply gassier than others without anything being wrong. It becomes worth paying attention to when it is a clear change from your dog's usual pattern, is frequent and smells unusually strong, or comes alongside other digestive symptoms.
Diet is by far the most common cause, and it is usually something manageable rather than a sign of illness. Working through the common causes below before assuming the worst saves an unnecessary trip in most cases, though the red flags further down are worth knowing regardless.
What commonly causes it
Swallowing air while eating is one of the most common and overlooked causes. Dogs who bolt their food, especially from a standard bowl, gulp down air along with the food, and that air has to go somewhere. Fast eaters and greedy breeds are particularly prone to this.
A recent change of food, a new treat, or scraps of human food are frequent culprits, particularly anything rich, fatty or unfamiliar to your dog's usual diet. Some ingredients — certain vegetables, beans, and dairy in a dog who does not tolerate it well — are more likely than others to produce gas as they are digested.
Food intolerances and sensitivities can also show up this way over a longer period, alongside other digestive symptoms like loose stools. A dog on a diet that genuinely does not suit them may be gassy fairly consistently rather than in occasional episodes tied to something specific they ate.
Lower activity levels and age can play a smaller part too. Older, less active dogs sometimes produce more gas simply because digestion slows down generally, which is worth bearing in mind before assuming a new symptom in a senior dog is diet alone.
What actually helps
If your dog bolts their food, a slow feeder bowl is one of the most effective fixes, since it physically prevents gulping and reduces the amount of air swallowed during a meal. This alone resolves a surprising amount of diet-related wind in dogs who eat too fast.
If a specific treat or scrap seems to be the trigger, simply removing it is the obvious next step, and introducing any new food gradually rather than all at once reduces the chance of a digestive reaction. For a dog who seems gassy fairly consistently rather than after specific foods, a food built around fewer, easily digested ingredients may suit them better, though changing a dog's main diet is worth discussing with your vet first, particularly if there are other symptoms alongside the wind.
When to see a vet
See your vet if the flatulence is a sudden and significant change from normal, is accompanied by vomiting, diarrhoea, weight loss, a swollen or painful-looking abdomen, or a change in appetite, or if it persists for more than a couple of weeks despite an obvious diet change. These signs together can point to an underlying digestive issue that needs proper investigation rather than management at home alone.
A dog who seems genuinely uncomfortable, is restless, or is trying repeatedly and unsuccessfully to pass wind or stool should be seen promptly, since this pattern can occasionally point to something more serious than ordinary flatulence. Trust your own read of your dog here — you know their normal pattern better than any general guide can, and a change that feels wrong to you is worth checking even if it does not tick every box above.
What can help
Things we stock that owners commonly use alongside a vet’s advice — not a substitute for it.
Tarhong Concentric Circle Slow Feeder Bowl for Dogs & Cats
A stylish slow-feeder bowl that encourages healthier, calmer mealtimes — available in blue, grey, or white.
£14.99
Tarhong Medallion Slow Feeder Puzzle Dog Bowl
A stylish BPA-free puzzle bowl that slows down greedy eaters — available in three sizes and a choice of colours.
From£10.99
LickiMat Wobble & Splash Enrichment Bowls for Dogs
Wobbling rubber enrichment bowls that add movement and challenge to treat time, encouraging slower eating and longer-lasting fun.
£16.99
James Wellbeloved Adult Breed Dry Dog Food Turkey Rice
A hypoallergenic dry food for adult dogs, in small and large breed versions, built around single-source turkey protein
From£45.75
Common questions
- Is it normal for dogs to fart a lot?
- Some flatulence is completely normal, and some dogs are simply windier than others without anything being wrong. It is worth paying attention to when it is a clear change from your dog's usual pattern or comes alongside other symptoms like vomiting or a change in appetite.
- What foods make dogs fart more?
- Rich or fatty scraps, certain vegetables and beans, and dairy in a dog who does not tolerate it well are common culprits, along with a recent change of food introduced too quickly. Bolting food and swallowing air during fast eating is just as common a cause as anything in the diet itself.
- Will a slow feeder help with my dog's wind?
- Often, yes, if the cause is your dog eating too fast and swallowing air along with their food. A slow feeder bowl physically prevents gulping, which is one of the most common and fixable causes of diet-related flatulence in dogs, and it is one of the simplest changes to try first before altering their diet.
- When should I take my gassy dog to the vet?
- See your vet if the wind is a sudden change from normal, comes with vomiting, diarrhoea, weight loss or a change in appetite, or persists for more than a couple of weeks despite a diet change. A swollen or painful abdomen, or a dog who seems distressed, needs prompt attention rather than a wait-and-see approach.
Related
Sources
Written against guidance published by UK veterinary and welfare organisations. Always confirm specifics with your own vet.
Written by Matt Garnett, who runs Giddy Pets and is a lifelong pet owner — not a vet. This is general information, not veterinary advice, and it cannot replace an examination by the vet who knows your animal. How we write these guides.