CautionHerbs & Spices
Updated:2026-09-28 · Food code:FOOD-HRB-0013
肉桂 配图

CinnamonCinnamomum verum

Cinnamon

Cinnamomum verum
Also known as:cinnamon powder, ceylon cinnamon
CatCaution

Cats are especially sensitive to essential oils, so **cinnamon oil must be avoided completely**: its cinnamaldehyde irritates the mouth and gut, causing drooling, vomiting and pain; **a lot of powder irritates the gut too**; a cat has no need for this spice.

DogCaution

Cinnamon is not highly poisonous, but **a large amount irritates the mouth and gut**, and its cinnamaldehyde causes burning, vomiting and pain; **dry powder is easily inhaled**; **cinnamon oil and cinnamaldehyde supplements are far riskier concentrates**.

What to do after ingestion

Feeding risk and emergency notice · Contact a veterinarian or an emergency animal hospital immediately; do not rely on this site alone
Symptoms

Drooling, vomiting, abdominal pain, loose stools or diarrhoea, poor appetite, lethargy and hiding; oil exposure can bring mouth burning, repeated swallowing and, in severe cases, trouble breathing.

What to do

**Contact a vet immediately** after cinnamon oil or a large amount of powder, or for persistent vomiting, pain, drooling or breathing difficulty, and never induce vomiting at home or feed home remedies.

Why it is risky

Cats are especially sensitive to essential oils, so **cinnamon oil must be avoided completely**: its cinnamaldehyde irritates the mouth and gut, causing drooling, vomiting and pain; **a lot of powder irritates the gut too**; a cat has no need for this spice.

What to do after ingestion

Feeding risk and emergency notice · Contact a veterinarian or an emergency animal hospital immediately; do not rely on this site alone
Symptoms

Drooling, mouth and tongue irritation, vomiting, abdominal pain, loose stools or diarrhoea and poor appetite; inhaled powder can bring coughing, sneezing and trouble breathing, and oil makes signs worse.

What to do

A pinch used as seasoning means stopping and watching; **contact a vet immediately** after cinnamon oil, a cinnamaldehyde supplement or a lot of powder, or for persistent vomiting, pain, coughing or breathing trouble, and never induce vomiting at home.

Why it is risky

Cinnamon is not highly poisonous, but **a large amount irritates the mouth and gut**, and its cinnamaldehyde causes burning, vomiting and pain; **dry powder is easily inhaled**; **cinnamon oil and cinnamaldehyde supplements are far riskier concentrates**.

Nutrition

Per 100 g, edible portion
Energy · kcal/100g
247
Protein
3.99 g
Fat
1.24 g
Carbohydrates
80.59 g
Dietary fiber
53.1 g
Water
10.58 g

Data source:USDA FoodData Central · SR Legacy · Accessed on:2026-09-28

Cat · Safe feeding conditions

Caution

No additional condition notes for this food

Clinical and veterinary sources

1
Merck Veterinary Manual
Toxicology — Food Hazards (Merck Veterinary Manual)
Accessed:2024-09-15View source ↗
2
WSAVA (World Small Animal Veterinary Association)
Global Nutrition Guidelines
Accessed:2024-10-20View source ↗
Why it is risky

Cats are especially sensitive to essential oils, so **cinnamon oil must be avoided completely**: its cinnamaldehyde irritates the mouth and gut, causing drooling, vomiting and pain; **a lot of powder irritates the gut too**; a cat has no need for this spice.

Symptoms

Drooling, vomiting, abdominal pain, loose stools or diarrhoea, poor appetite, lethargy and hiding; oil exposure can bring mouth burning, repeated swallowing and, in severe cases, trouble breathing.

What to do

**Contact a vet immediately** after cinnamon oil or a large amount of powder, or for persistent vomiting, pain, drooling or breathing difficulty, and never induce vomiting at home or feed home remedies.

Notes

**At most a tiny pinch of seasoning, or none**; **never use cinnamon oil, diffusers or cinnamaldehyde supplements around cats**; **skip cinnamon rolls, cinnamon sugar and spiced baked goods**, and **never feed it for any claimed benefit**.

Dog · Safe feeding conditions

Caution

No additional condition notes for this food

Clinical and veterinary sources

1
Merck Veterinary Manual
Toxicology — Food Hazards (Merck Veterinary Manual)
Accessed:2024-09-15View source ↗
2
WSAVA (World Small Animal Veterinary Association)
Global Nutrition Guidelines
Accessed:2024-10-20View source ↗
Why it is risky

Cinnamon is not highly poisonous, but **a large amount irritates the mouth and gut**, and its cinnamaldehyde causes burning, vomiting and pain; **dry powder is easily inhaled**; **cinnamon oil and cinnamaldehyde supplements are far riskier concentrates**.

Symptoms

Drooling, mouth and tongue irritation, vomiting, abdominal pain, loose stools or diarrhoea and poor appetite; inhaled powder can bring coughing, sneezing and trouble breathing, and oil makes signs worse.

What to do

A pinch used as seasoning means stopping and watching; **contact a vet immediately** after cinnamon oil, a cinnamaldehyde supplement or a lot of powder, or for persistent vomiting, pain, coughing or breathing trouble, and never induce vomiting at home.

Notes

**Use a tiny pinch as seasoning only**, never daily; **skip cinnamon rolls, cinnamon sugar, baked goods and cinnamon tea**; **never give cinnamon oil or cinnamaldehyde supplements**, and **never feed it for claimed benefits**.

Disclaimer and individual health notes

This website is for reference only and does not replace a licensed veterinarian. If your pet has eaten a suspected toxin or shows symptoms, contact a veterinarian or an emergency animal hospital immediately.