Can dogs eat caffeine?
No. caffeine isn't safe for dogs and shouldn't be fed on purpose.
Why
Caffeine stimulates the nervous system in dogs and cats, causing restlessness, rapid heart rate, and tremors. It's found in coffee, tea, energy drinks, and some medications.
What to watch for
Restlessness, rapid heart rate, tremors, panting, vomiting, diarrhea.
What to do
Call your vet if your pet has consumed a large amount of caffeine.
If they've already eaten some, don't wait for symptoms
This page is not veterinary advice and is not a diagnosis. It's a general reference for a common food, and it can't account for your pet's size, age, health conditions, medications, or how much they actually ate. Toxicity is almost always about dose. If your pet has eaten something you're worried about — or is showing any symptoms — call your veterinarian, an emergency animal hospital, or a poison control hotline right away. Never induce vomiting unless a veterinary professional tells you to.