CautionVegetables
Updated:2026-09-28 · Food code:FOOD-VEG-0035
芋头 配图

TaroColocasia esculenta

Taro

Colocasia esculenta
Also known as:taro root
CatCaution

The calcium oxalate needles and irritant proteins in raw taro sting a cat's mouth and throat, so raw or half-cooked taro is a food to avoid; cats need no such vegetable, and a thoroughly cooked peeled piece is at most a tiny novel treat.

DogCaution

Raw taro holds calcium oxalate needles and irritant proteins that burn and swell the mouth, throat and skin, so raw or half-cooked taro is a food to avoid; **peel it and cook it through until soft** before offering a little.

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, lip licking and pawing at the mouth, oral and throat discomfort, repeated swallowing, vomiting, poor appetite, lethargy and hiding; skin contact with raw juice may redden and itch.

What to do

**Contact a vet immediately** if there are signs of mouth irritation; do not induce vomiting at home or give human medicine.

Why it is risky

The calcium oxalate needles and irritant proteins in raw taro sting a cat's mouth and throat, so raw or half-cooked taro is a food to avoid; cats need no such vegetable, and a thoroughly cooked peeled piece is at most a tiny novel treat.

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

Burning and swelling of the lips, tongue and throat, drooling, repeated swallowing, pawing at the mouth, vomiting, poor appetite and lethargy; skin contact with raw taro juice can redden, itch and sting.

What to do

**Contact a vet immediately** if a pet bites into raw taro; do not induce vomiting at home or give human medicine, and rinse skin that touched the juice, wearing gloves yourself when handling raw taro.

Why it is risky

Raw taro holds calcium oxalate needles and irritant proteins that burn and swell the mouth, throat and skin, so raw or half-cooked taro is a food to avoid; **peel it and cook it through until soft** before offering a little.

Nutrition

Per 100 g, edible portion
Energy · kcal/100g
112
Protein
1.5 g
Fat
0.2 g
Carbohydrates
26.46 g
Dietary fiber
4.1 g
Water
70.64 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

The calcium oxalate needles and irritant proteins in raw taro sting a cat's mouth and throat, so raw or half-cooked taro is a food to avoid; cats need no such vegetable, and a thoroughly cooked peeled piece is at most a tiny novel treat.

Symptoms

Drooling, lip licking and pawing at the mouth, oral and throat discomfort, repeated swallowing, vomiting, poor appetite, lethargy and hiding; skin contact with raw juice may redden and itch.

What to do

**Contact a vet immediately** if there are signs of mouth irritation; do not induce vomiting at home or give human medicine.

Notes

At most a rare tiny piece, peeled and cooked until soft; **candied taro and taro paste should not be fed**, keep raw taro and its peel away from cats, stay within about 10% of daily energy intake, and keep complete cat food as the main diet.

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

Raw taro holds calcium oxalate needles and irritant proteins that burn and swell the mouth, throat and skin, so raw or half-cooked taro is a food to avoid; **peel it and cook it through until soft** before offering a little.

Symptoms

Burning and swelling of the lips, tongue and throat, drooling, repeated swallowing, pawing at the mouth, vomiting, poor appetite and lethargy; skin contact with raw taro juice can redden, itch and sting.

What to do

**Contact a vet immediately** if a pet bites into raw taro; do not induce vomiting at home or give human medicine, and rinse skin that touched the juice, wearing gloves yourself when handling raw taro.

Notes

An occasional vegetable treat only: peel it, cook it soft, cut it small and add no sugar or oil; **candied taro, taro paste and taro balls are far too sugary**, so skip them, and keep treats within about 10% of daily energy intake.

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.