Can Dogs Eat Milk Chocolate?

NoCall a vet within hours
Verdict for dogs: Toxic · Evidence: H · Last verified: 2026-11-01 (seed data — veterinary review pending)

No. Milk 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

About 2 mg theobromine per gram: a 10 kg dog shows mild signs after roughly 90-100 g and a whole 250 g bar is severe; for small dogs a few squares already matter

If it must be on the menu: safe preparation

None — do not feed

Symptoms to watch for

vomitingdiarrhearestlessnesstremors

Signs in 6-12 h

What to do now

Vet or ASPCA APCC (888) 426-4435; severity depends on amount and dog size

✔ Reviewed against Merck Vet Manual · Pet Poison Helpline. 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 milk chocolate can a dog eat?

About 2 mg theobromine per gram: a 10 kg dog shows mild signs after roughly 90-100 g and a whole 250 g bar is severe; for small dogs a few squares already matter

What are the signs of milk chocolate problems in dogs?

Watch for: vomiting; diarrhea; restlessness; tremors. Signs in 6-12 h

What should I do if my dog ate milk chocolate?

Vet or ASPCA APCC (888) 426-4435; severity depends on amount and dog size

Related:

Can cats eat milk chocolate?

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