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Can Cats Eat Tomato leaves & stems?

The short answer for Cats: The fruit is fine, but the leaves and stems contain solanine and tomatine.

Last reviewed: 2026-09-05 · Reference ranges: ASPCA, Pet Poison Helpline & Merck Veterinary Manual

Toxic or dangerous

NO — do not feed — Tomato leaves & stems for Cats

What to do if your pet ate it

Contact your vet or a poison line right away, report how much Tomato leaves & stems was eaten and your pet's weight, and keep any packaging or leftovers. Do not induce vomiting unless your vet tells you to.

Signs to watch for

  • Vomiting and diarrhoea
  • Lethargy and weakness
  • Loss of appetite
  • Severe: tremors, breathing trouble, collapse

If your pet shows vomiting, lethargy or any unusual behaviour after eating Tomato leaves & stems, go to the nearest emergency vet immediately.

Dogs and cats carry the same rating (Do not feed), so the notes below hold for either pet.

Other foods that are toxic or dangerous

The full A–Z food list groups every food by verdict for each species.

Frequently asked questions

Can cats eat Tomato leaves & stems?

NO — do not feed. The fruit is fine, but the leaves and stems contain solanine and tomatine.

What if my cat already ate Tomato leaves & stems?

Call your vet or a poison line now with the amount of Tomato leaves & stems eaten and your cat's weight, and do not induce vomiting unless a vet tells you to. If Tomato leaves & stems was eaten and you then see vomiting, lethargy, tremors or breathing changes, go straight to the nearest emergency clinic.

Is there a safe amount of Tomato leaves & stems for cats?

There is no accepted safe dose of Tomato leaves & stems for cats; it is classed as toxic or dangerous, and reactions vary with the individual animal, so it is not something to feed at any amount.

How often can cats have Tomato leaves & stems?

Tomato leaves & stems is not something to feed at any interval; it stays off the menu entirely.

What are safer treats than Tomato leaves & stems for cats?

Pick from the safe list instead — honeydew or ice carry none of the risk that Tomato leaves & stems does, and they work better as an everyday treat.

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How about Dogs eating Tomato leaves & stems? Toxic or dangerous — NO — do not feed

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