If your dog won't stop scratching, the cause is usually one of three things: fleas, something in the environment, or something in their food. Food is the one most owners miss. When the itch sticks around all year and nothing topical fixes it, what's in the bowl is worth a hard look.
We learned this the slow way. Our own dog, Chloe, scratched herself raw. We tried sprays, shampoos, different vets. Turns out the problem was her dinner.
Here's how to work out what's going on with yours.
What causes an itchy dog?
Most itching comes down to fleas, environmental allergies, or a food sensitivity. Fleas are easy to rule out. Environmental triggers like grass and pollen tend to flare with the seasons. A food sensitivity is the sneaky one, because it doesn't come and go. It just grinds on, all year round.
Start by ruling out the simple stuff:
- Fleas. Check for them properly, and keep up a treatment even if you can't see any. One flea can set off weeks of itching in a sensitive dog.
- Environment. Grass, pollen, dust, and household cleaners can all trigger a reaction. If the itch tracks with spring or a new house, this is a likely culprit.
- Food. If you've ruled out the first two and the scratching won't quit, food is the prime suspect.
How do I know if it's a food allergy?
A food sensitivity usually shows up as year-round itching, especially around the paws, ears, belly, and bum, often alongside a dodgy tummy. Unlike seasonal allergies, it doesn't ease off. The most common triggers are proteins the dog has eaten for years, like beef, or dairy.
The 3am scratching that wakes the whole house is a classic sign. So is a dog that chews its feet raw. If that sounds familiar, food is worth testing before you spend another cent on shampoo.
What food actually helps an itchy dog?
For a food-driven itch, you want a food your dog's body won't treat as the enemy. The trick is a "hydrolysed" protein. That just means the protein is broken into pieces so tiny your dog's body stops reacting to it. No reaction, no itch. It's the approach vets reach for with the toughest cases.
Our kibble made for dogs with allergies is built on exactly this. Here's what it does for your dog:
- Helps calm the itching and soothe sore skin, because the chicken protein is broken down so small your dog's body stops flagging it as a threat. We use one gentle chicken protein, not several, so there's less to react to.
- Goes easy on touchy tummies, because it leaves out the usual troublemakers. It's grain-free, and free from beef, dairy, gluten, wheat, fillers, and fake colours.
- Feeds healthy skin and a shiny coat, thanks to a vet-designed recipe with 6+ superfoods.
A food this gentle helps a lot of itchy dogs settle. It won't fix all dogs, and a deep allergy sometimes still needs a vet. But food is the cheapest, easiest thing to change first. For a lot of dogs, it's the thing that was wrong all along.
The easiest way to test it
The honest answer to "is it the food?" is to try a clean one and watch. That's why we do a 2kg sample pack for $19.99, under half the normal price. It's backed by our 30-day Sensitivity Promise, so if your dog doesn't settle, you're covered.
Give it a fair go. Skin takes a few weeks to turn over, so don't judge it in three days. Watch the scratching, the ears, and the tummy across a month.
FAQ
Why is my dog itching but has no fleas?
If there are no fleas and no obvious skin issue, the two likeliest causes are an environmental allergy or a food sensitivity. Food-driven itching runs all year and often comes with an upset tummy.
Can changing my dog's food stop the itching?
For a lot of dogs, yes. If the trigger is a protein in their current food, switching to a food with broken-down (hydrolysed) protein takes away the very thing their body is reacting to.
How long until I see a difference?
Give it three to four weeks. Skin renews slowly, so a food change needs time before you can tell if it's working.
What is hydrolysed protein?
It's protein broken into tiny pieces, so small that your dog's body stops treating it as a threat. That's why it's the go-to for dogs with real food allergies. The dog still gets fed, but the reaction never starts.