Back to SearchPetVitals

Essential Oils (Tea Tree, Cinnamon)

Toxic

Many essential oils toxic, especially to cats.

Unsafe for Dogs
Unsafe for Cats

Dogs

Unsafe

Cats

Unsafe

Risk level

Toxic

Symptoms

Drooling, vomiting, lethargy, tremors, liver damage, seizures

What to do now

Contact vet. Cats especially sensitive.

Explore Related Safety Hubs

Use these hub pages for broader dog, cat, cleaner, and emergency planning guidance.

Dog poisoning

Dog Toxicity Guide

Compare Essential Oils (Tea Tree, Cinnamon) with common dog food, plant, medication, and household toxicity risks.

Open hub
Cat poisoning

Cat Toxicity Guide

See cat-specific guidance for Essential Oils (Tea Tree, Cinnamon), plants, cleaners, foods, and medication risks.

Open hub
Cleaner safety

Pet-Safe Cleaning Hub

Check safer cleaning routines, floor residue risks, and cat-safe disinfectant guidance.

Open hub
Emergency planning

Vet Cost Hub

Plan for emergency exams, toxin ingestion care, hospitalization, and insurance decisions.

Open hub

Symptoms to Watch For

Drooling, vomiting, lethargy, tremors, liver damage, seizures

What to Do

Contact vet. Cats especially sensitive.

Plan ahead for emergency vet bills

Poisoning, broken bones, and emergency surgery can get expensive quickly. Compare costs and accident coverage before you need it.

Emergency vet costs Accident-only coverage Monthly cost guide
Free printable resource

Pet Poisoning Emergency Checklist

A one-page checklist for symptoms, product labels, emergency contacts, and what to bring to the clinic.

Download PDFSearch the toxicity checker
Tags:toxichouseholdessential-oilcat-sensitive

Clinical References

  • https://www.petpoisonhelpline.com/poisons/
  • https://www.aspca.org/pet-care/animal-poison-control

Quick Answers

Is Essential Oils (Tea Tree, Cinnamon) poisonous to dogs?
Essential Oils (Tea Tree, Cinnamon) is poisonous or toxic to dogs. Many essential oils toxic, especially to cats.
Is Essential Oils (Tea Tree, Cinnamon) toxic to cats?
Essential Oils (Tea Tree, Cinnamon) is poisonous or toxic to cats. Many essential oils toxic, especially to cats.
What symptoms can Essential Oils (Tea Tree, Cinnamon) cause in pets?
Drooling, vomiting, lethargy, tremors, liver damage, seizures
What should I do if my pet ate Essential Oils (Tea Tree, Cinnamon)?
Contact vet. Cats especially sensitive.

Related Items

Grapes & RaisinsDanger

Grapes and raisins are highly toxic to dogs and cats. They can cause acute kidney failure even in small amounts.

OnionsDanger

All members of the allium family (onions, garlic, shallots, chives, leeks) are toxic. They damage red blood cells and can cause anemia.

GarlicDanger

Garlic is toxic to dogs and cats. It damages red blood cells, leading to anemia.

Mushrooms (Wild)Danger

Wild mushrooms can be highly toxic. Store-bought mushrooms are generally safe, but wild ones should always be avoided.

XylitolDanger

Xylitol is extremely toxic to dogs. Even small amounts can cause rapid insulin release, leading to severe hypoglycemia and liver failure.

ChocolateDanger

Chocolate contains theobromine and caffeine, which are toxic to dogs and cats. Darker chocolate is more dangerous.

Search all 500+ items
Disclaimer: This information is for educational purposes only and is not a substitute for professional veterinary advice. If you suspect your pet has ingested something toxic, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately.
© 2026 PetVitals. Always consult your veterinarian.