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Can Cats Eat Cucumbers?

✓ Vet-referenced✓ Sources citedUpdated 2026-10-10

Safe

Yes, cats can eat cucumbers!

Cucumber is safe for cats: it is mostly water and very low in calories. Peel and slice it small. (And no, you should not put cucumbers behind cats to scare them.)

Cucumbers for cats at a glance

Can cats eat it?Safe
CaloriesAbout 1 kcal per thin slice of peeled cucumber
Main benefitHydrating (about 95% water)
Main riskThe skin can be hard to digest
Kittens?In tiny amounts once on solid food; kittens have sensitive stomachs

How many cucumbers can my cat eat?

Free · instant · based on veterinary formulas

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How many cucumbers can a cat eat?

Vets recommend keeping all treats under 10% of daily calories. One thin slice of peeled cucumber has about 1 kcal. The chart shows the most a typical spayed or neutered adult cat could have in a day if cucumbers were the only treat.

Cat weightDaily treat budgetMax cucumbers per day
6 lb (2.7 kg)18 kcal17 × thin slice of peeled cucumber
8 lb (3.6 kg)22 kcal22 × thin slice of peeled cucumber
10 lb (4.5 kg)26 kcal26 × thin slice of peeled cucumber
12 lb (5.4 kg)30 kcal29 × thin slice of peeled cucumber
14 lb (6.4 kg)34 kcal33 × thin slice of peeled cucumber

Benefits and risks

Benefits

  • Hydrating (about 95% water)
  • Very low in calories
  • Safe crunchy snack

Risks

  • The skin can be hard to digest
  • Large pieces can be a choking hazard
  • Pickles are salty and may contain garlic

How to feed cucumbers to your cat

  • Wash, peel and slice thinly
  • Offer one or two thin pieces
  • Avoid pickles

What if my cat ate too much cucumbers?

Eating more than the recommended amount usually causes nothing worse than an upset stomach: soft stool, gas or vomiting. Skip treats for the rest of the day, keep fresh water available and call your vet if vomiting or diarrhea lasts more than 24 hours or your cat seems unwell.

Check your cat's full daily needs with the cat food calculator.

Cucumbers and cats: FAQ

Can cats have cucumbers?

Yes. Cucumber is safe for cats: it is mostly water and very low in calories. Peel and slice it small. (And no, you should not put cucumbers behind cats to scare them.)

Why are cats scared of cucumbers?

Cats may be startled by an unexpected object that appears suddenly behind them. Scaring cats on purpose causes stress and is not recommended.

Can kittens eat cucumbers?

Yes, in very small amounts once they are eating solid food. Kittens have sensitive stomachs, so offer a tiny piece and stop if you see loose stool. Most of their calories should come from a complete kitten food.

More "can cats eat" guides

Browse lists: all vegetables cats can eat · human foods cats can eat · foods cats can't eat

Sources

This guide is general information for healthy adult cats. Cats with medical conditions (such as diabetes, pancreatitis, kidney disease or food allergies) may need different advice from their vet.

Quick answer

Safe

Yes. Cucumber is safe for cats: it is mostly water and very low in calories.

See all cat food guides →

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