Is chocolate safe for cats?
Chocolate contains two properties – theobromine and caffeine – that are poisonous to cats. Dark chocolate, baking chocolate and cocoa powder tend to have the highest levels.
Cat chocolate toxicity calculator
It's not known exactly how much chocolate can cause cats to become ill (there is insufficient data to determine a toxic dose).

Our emergency vets occasionally see chocolate poisoning cases in cats.
My cat ate chocolate, what should I do?
Symptoms of chocolate poisoning in cats
Vomiting
Diarrhoea
Panting
Restlessness or pacing
Low blood pressure
Rising temperature
Racing heart
Seizures
If you're worried your cat has eaten chocolate you should contact your vet straight away or, if it's out of hours, your nearest Vets Now pet emergency service.
How is chocolate poisoning diagnosed?
Initial diagnosis is usually based on your cat's symptoms and whether you have evidence they've eaten chocolate.
How is chocolate poisoning treated?
There's no antidote for chocolate poisoning. If the outcome of your pet's examination and the results of the diagnostics tests suggest they are at risk, your vet may induce vomiting to try to prevent the chemicals in the chocolate from damaging their organs.
Disclaimer
Vets Now assumes no liability for the content of this page. This advice is not a substitute for a proper consultation with a vet and is only intended as a guide. Please contact your local veterinary practice for advice or treatment immediately if you are worried about your pet’s health, even if they are closed, they will always have an out-of-hours service available.
