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Can Cats Eat Spinach?
✓ Vet-referenced✓ Sources citedUpdated 2026-10-10
🥬
In moderationYes, in moderation
Small amounts of plain spinach are safe for most cats, but it is high in calcium oxalate. Cats with a history of bladder stones (especially calcium oxalate stones) or kidney disease should not eat it.
Spinach for cats at a glance
| Can cats eat it? | In moderation |
| Calories | About 1 kcal per 1 teaspoon chopped cooked spinach |
| Main benefit | Vitamins A, C and K |
| Main risk | Calcium oxalate can contribute to bladder or kidney stones |
| Kittens? | In tiny amounts once on solid food; kittens have sensitive stomachs |
How much spinach can a cat eat?
Vets recommend keeping all treats under 10% of daily calories. One 1 teaspoon chopped cooked spinach has about 1 kcal. The chart shows the most a typical spayed or neutered adult cat could have in a day if spinach were the only treat.
| Cat weight | Daily treat budget | Max spinach per day |
|---|
| 6 lb (2.7 kg) | 18 kcal | 17 × 1 teaspoon chopped cooked spinach |
| 8 lb (3.6 kg) | 22 kcal | 22 × 1 teaspoon chopped cooked spinach |
| 10 lb (4.5 kg) | 26 kcal | 26 × 1 teaspoon chopped cooked spinach |
| 12 lb (5.4 kg) | 30 kcal | 29 × 1 teaspoon chopped cooked spinach |
| 14 lb (6.4 kg) | 34 kcal | 33 × 1 teaspoon chopped cooked spinach |
Benefits and risks
Benefits
- Vitamins A, C and K
- Iron and antioxidants
- Low in calories
Risks
- Calcium oxalate can contribute to bladder or kidney stones
- Not suitable for cats with urinary or kidney problems
- Creamed spinach and dips contain dairy, garlic or onion
How to feed spinach to your cat
- Offer a small piece of plain steamed spinach occasionally
- Chop finely
- Skip it for cats with urinary issues
What if my cat ate too much spinach?
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.
Spinach and cats: FAQ
Can cats have spinach?
Small amounts of plain spinach are safe for most cats, but it is high in calcium oxalate. Cats with a history of bladder stones (especially calcium oxalate stones) or kidney disease should not eat it.
Is spinach bad for cats with kidney disease?
Yes, it is best avoided. Oxalates can be a concern for cats with kidney or urinary problems.
Can kittens eat spinach?
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
🥬In moderation
Small amounts of plain spinach are safe for most cats, but it is high in calcium oxalate.
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