Suspect poisoning? US: ASPCA Poison Control (888) 426-4435 · UK: 01202 509 000 · Severe symptoms → nearest emergency vet now.

After my senior 5 kg cat licked a spoonful of maple syrup from the counter, how long should I monitor her and what will the vet check if I bring her in?

Cats · Food safety

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

Short answer

Maple syrup is mostly sugar and not toxic to cats, but a full spoonful in a small 5 kg senior cat can cause stomach upset. Monitor her at home for 24 to 48 hours for signs of vomiting, diarrhoea or reduced energy. If you take her to the vet, they will likely examine her abdomen, check her hydration status and possibly run blood work to assess her blood sugar and electrolyte levels. Recovery from a single sugar exposure is usually quick with supportive care.

Maple syrup — Food safety facts

Feed with care · Cats · full breakdown on the linked food page

Mostly sugar. A drop is harmless, a spoonful is not.

Dogs and cats carry the same rating (Feed with care), so the notes below hold for either pet.

Maple syrup is not poisonous to cats, but it is easy to over-feed. Rich fat, salt or seasoning can bring on vomiting or diarrhoea within a day, and repeated large portions are a recognised trigger for pancreatitis.

If it ate some before you noticed, watch for vomiting, diarrhoea, loss of appetite, unusual tiredness or a painful, swollen abdomen over the next 24 hours. A one-off small amount in a healthy adult usually passes with water and rest; repeated exposure, a puppy or kitten, a senior, or a pet with an ongoing illness is a reason to call your vet the same day.

Why these cautions matter

Added sugar brings empty calories, and over months that means weight gain and dental disease — both far harder to undo than to avoid.

The full verdict, portion guidance and serving notes are collected on the Maple syrup food facts page.

Open the full food page: Maple syrup food facts →