Can Dogs Eat Dark Chocolate?

NoEmergency risk
Verdict for dogs: Toxic · Evidence: H · Last verified: 2026-11-01 (seed data — veterinary review pending)

No. Dark Chocolate is toxic to dogs. It contains theobromine and caffeine. There is no amount we can call safe, so it should stay off the menu. If your dog has already eaten some, contact your veterinarian or a pet poison hotline right away.

Your dog already ate some?
Don't wait for symptoms. Call your veterinarian now, or a pet poison hotline:
ASPCA Animal Poison Control (US): (888) 426-4435 (a fee may apply) · Pet Poison Helpline (US/CA): (855) 764-7661 (a fee applies)

Why it is toxic

theobromine · caffeine

Which parts are the problem?

all forms

Dose & exposure rules

Dark chocolate carries roughly 5-15 mg theobromine per gram (baking chocolate highest): for a 10 kg dog mild signs start around 40-60 g and 100 g+ is a severe emergency

If it must be on the menu: safe preparation

None — do not feed

Symptoms to watch for

vomitingdiarrhearestlessnesstremorsseizuresabnormal heart rhythm

Signs in 6-12 h

What to do now

EMERGENCY — vet or ASPCA APCC (888) 426-4435 immediately; bring the packaging

✔ Reviewed against Merck Vet Manual · Pet Poison Helpline · ASPCA. Veterinary review pending — this page will carry a named, licensed veterinarian's sign-off after review (see team and editorial policy). General information only, not veterinary advice.

FAQ

How much dark chocolate can a dog eat?

Dark chocolate carries roughly 5-15 mg theobromine per gram (baking chocolate highest): for a 10 kg dog mild signs start around 40-60 g and 100 g+ is a severe emergency

What are the signs of dark chocolate problems in dogs?

Watch for: vomiting; diarrhea; restlessness; tremors; seizures; abnormal heart rhythm. Signs in 6-12 h

What should I do if my dog ate dark chocolate?

EMERGENCY — vet or ASPCA APCC (888) 426-4435 immediately; bring the packaging

Related:

Can cats eat dark chocolate?

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