Cat food without corn
Cat food without corn is easy enough to find, but the front of the pack isn't always the reliable way to check for it. Corn can appear under a few different names on an ingredients list, and 'grain-free' doesn't automatically mean corn-free either, since some grain-free recipes still use corn-derived ingredients in smaller amounts.
Why some owners avoid corn
Corn is a genuine source of carbohydrate and some nutrients in a formulated cat food, and for most cats it isn't inherently a problem. The more common reasons owners look for a corn-free recipe are a suspected sensitivity in their own cat, a preference for a higher proportion of animal protein relative to grain, or simply wanting a shorter, more familiar ingredients list.
A true corn allergy is possible but relatively uncommon compared with reactions to specific proteins like beef, dairy or fish, so if you're avoiding corn because of a suspected reaction rather than a general preference, it's worth confirming with a vet rather than guessing from symptoms alone.
How to actually check a label for corn
Corn can appear on an ingredients list under several names, including maize, corn gluten meal, corn starch and cornmeal, so scanning for the word 'corn' alone can miss some of these. Reading the full ingredients list rather than the front-of-pack description is the only reliable check.
'Grain-free' is not the same claim as corn-free. A grain-free recipe has removed cereal grains generally, which typically does exclude corn, but some recipes marketed around a different headline claim, such as a specific protein or a 'sensitive' formula, can still contain corn even without saying so prominently on the front.
Choosing a corn-free food
Look at what's replaced the corn as much as what's been removed. A corn-free recipe built around a named animal protein and a genuinely suitable alternative carbohydrate, such as rice or a named vegetable, tends to be a better overall choice than one where corn has simply been swapped for a cheaper, less transparent filler.
As with any diet change, introduce a new corn-free food gradually alongside your cat's current diet over a week or so, watching how they get on, rather than switching everything over in one go.
Price is often a factor too, since some corn-free recipes sit at a higher price point than standard formulas, reflecting the alternative ingredients used rather than any inherent superiority. A corn-free food isn't automatically a better food overall — it simply meets a specific requirement, whether that's a suspected sensitivity or a personal preference for the recipe's composition.
Without it, and in stock
Everything below is in stock with us, priced with delivery worked out, and packed and posted by hand in the UK.
Whiskas 1+ Salmon Adult Dry Cat Food
Complete salmon dry food for adult cats in a practical 1.9KG bag
£12.39
Whiskas 1+ Lamb Adult Dry Cat Food
Complete lamb dry food for adult cats in a practical 1.9KG bag
£12.39
Whiskas 1 Tuna Adult Dry Cat Food
Complete tuna dry food for adult cats, offered in several bag sizes
From£3.19
Whiskas Kitten Chicken Dry Cat Food
Complete chicken dry food for kittens, available in several bag sizes
From£3.19
Whiskas 1 Chicken Adult Dry Cat Food
A complete dry food for cats 1+, with chicken present only in the brown kibbles
From£3.19
Whiskas 7+ Senior Cat Complete Dry with Chicken
Complete chicken dry food for senior cats aged 7+ in a 1.9KG bag
£12.39
Whiskas 7+ Chicken Adult Dry Cat Food
Complete chicken dry food for senior cats aged 7+ in an 800G bag
£6.09
Whiskas 2-12 Months Kitten Complete Dry Food Chicken
Complete chicken dry food for kittens aged 2-12 months in a 7KG bag
£30.15
Whiskas 1+ Adult Cat Complete Dry Food Tuna
Complete tuna dry cat food for adults in a 7KG bag with 30% protein
£30.15
Whiskas 1+ Adult Cat Complete Dry with Chicken
Complete chicken dry cat food for adults in a 7KG bag with 30% protein
£30.15
Burns Adult/Senior Cat Sensitive Grain Free Duck & Potato
Grain-free duck and potato food for cats with digestive or food sensitivities
£16.49
James Wellbeloved Light Adult Dry Cat Food Fish
A lower-calorie fish dry food for adult cats managing their weight, with joint-support ingredients
£24.65
Common questions
- Is corn bad for cats?
- Not inherently. Most cats digest corn without any issue, and it's a common, well-established ingredient in many complete cat foods. The main reasons to actively avoid it are a suspected individual sensitivity or a personal preference for the diet's composition, rather than corn being unsafe generally.
- Does grain-free cat food always mean corn-free?
- Usually, since corn is a grain and grain-free recipes typically exclude it, but it's still worth checking the ingredients list rather than assuming from the grain-free label alone, as formulations vary between brands.
- What are the different names for corn on a cat food label?
- Corn can appear as maize, corn gluten meal, corn starch or cornmeal, among other forms, so checking the full ingredients list for any of these terms gives a more accurate picture than scanning for the word 'corn' alone.
- My cat seems to react badly to corn, what should I do?
- Keep a note of what you're feeding and when reactions occur, then speak to a vet, who can help confirm whether corn is genuinely the trigger or whether something else in the diet or environment is responsible, before you settle on a long-term corn-free diet.
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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.