Cat treats for bad breath
Persistent bad breath in cats is usually down to dental tartar building up along the gumline rather than diet alone, so the treats worth choosing are ones built to genuinely support dental health, not just strongly flavoured to mask a smell that will simply return.
What's usually behind the smell
In most cats, ongoing bad breath traces back to plaque and tartar building up on the teeth and along the gumline, which harbours bacteria that produce the odour. It's the same underlying process as gum disease in general, and the smell is often the first outward sign owners notice.
Diet, age and how much home dental care a cat gets all play a part, but a cat who suddenly develops strong, persistent bad breath — especially alongside reduced eating, drooling or pawing at the mouth — is worth having checked rather than managed with treats alone, since it can also point to a specific dental problem or, less commonly, an issue elsewhere in the body.
What to look for in a dental-support treat
Treats aimed at dental health typically work in one of two ways: a textured shape and firmness that mechanically helps scrape plaque as a cat chews, or an added ingredient intended to reduce bacterial build-up in the mouth. Neither replaces brushing or a vet dental check, but both can genuinely help as part of a routine.
Look for treats specifically marketed for dental or oral care rather than a generically flavoured treat, since the shape and formulation is usually where the actual benefit comes from, not the flavour itself. A treat a cat won't reliably chew properly gets far less benefit from a dental design than one they take their time over.
What else genuinely helps
Regular tooth brushing, even a few times a week, does more for a cat's breath and dental health long-term than any treat on its own. It's a habit worth building gradually with a cat-specific toothpaste rather than expecting a treat to substitute for it entirely.
A veterinary dental check-up, and a professional clean where one is needed, deals with the tartar that's already built up in a way no treat can reach. Treats are a genuinely useful addition to a routine, not a replacement for either brushing or a check-up when your cat's breath has changed noticeably.
What we stock
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.

Catit Nibbly Jerky Chicken & Fish Treats
Soft chicken and fish jerky treats for cats, two named meats high on the list, grain free
£1.89

Catit Creamy Tuna Treats 4 Pk
Lickable 26% tuna purée tubes for cats, 4 x 10g, up to 3 a day in place of main meal
£1.89

Catit Creamy Chicken Treats 4 Pk
Lickable chicken cat treats, 4 tubes, for treating or as a food topper
£1.89

Dreamies Meaty Sticks Adult Cat Treats with Tasty Chicken
Soft meaty stick treats for adult cats with chicken, individually wrapped, not for kittens
£1.59

Dreamies Meaty Sticks Adult Cat Treats with Scrumptious Salmon
Soft meaty stick treats for adult cats with salmon, individually wrapped, not for kittens
£1.59

Dreamies Creamy Adult Cat & Kitten Treats with Scrumptious Salmon
Creamy lickable salmon treats for cats and kittens, in a 40g pack with taurine
£1.59

Long-Handled Silicone Pet Toothbrush
A food-grade silicone toothbrush with fine soft bristles on a long, paw-shaped handle that reaches back teeth comfortably. Gentle on gums and helps keep your pet's mouth fresh and clean.
£7.99

Dreamies Shakeups Seafood Celebrations Cat Treats
Complementary Dreamies Shakeups tuna, salmon and shrimp treats, 55G
£2.05

Dreamies Shakeups Rockin Roost Cat Treats
Complementary Dreamies Shakeups chicken, duck and catnip treats, 55G
£2.05

Dreamies Cat Treats with Salmon
Complementary Dreamies salmon-flavour cat treats for adults and kittens, 60G
£2.05

Dreamies Mix Cat Treats with Tasty Chicken & Delectable Duck
Dreamies chicken and duck mixed cat treats for adults and kittens, 60G
£2.05

Dreamies Mix Cat Treats with Scrumptious Salmon & Heavenly Tuna
Complementary Dreamies salmon and tuna flavour cat treats, 60G
£2.05
Common questions
- Do dental treats actually help with cat bad breath?
- They can help as part of a routine, either through a textured shape that mechanically reduces plaque as a cat chews, or an added ingredient aimed at reducing bacteria in the mouth. They work best alongside brushing and regular dental checks, not as a stand-alone fix.
- When is bad breath in a cat something to worry about?
- If it's persistent rather than occasional, or comes with reduced eating, drooling, pawing at the mouth or visible tartar, it's worth a vet check rather than managing with treats. Sudden or unusually strong bad breath can also occasionally point to something beyond the mouth, so don't ignore a real change.
- Can diet alone fix a cat's bad breath?
- Rarely on its own. Diet can play a supporting role, but persistent bad breath is usually a sign of tartar build-up that needs mechanical or professional attention, whether that's brushing, dental treats and toys, or a veterinary clean, rather than a food swap sorting it out by itself.
- How often should I brush my cat's teeth?
- A few times a week is a realistic, useful target for most owners, built up gradually with a cat-specific toothpaste rather than a human one. Even brushing less than daily makes a genuine difference over time compared with not brushing at all. Ask your vet to show you the technique at a routine check-up if you're not sure where to start.
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.