Is Sago Palm Toxic to Dogs and Cats?
Toxic - Danger
Toxicity depends on the amount consumed and your pet’s weight. Contact your vet for dose-specific guidance.
Sago palms are one of the most toxic plants for pets. All parts are toxic, but the seeds (nuts) contain the highest concentration of cycasin, a potent toxin that causes severe liver failure. Even small amounts can be fatal.
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Why Is Sago Palm Toxic?
Toxic Compounds: Cycasin (converted to MAM in the body)
What Happens in the Body: Cycasin is metabolized to methylazoxymethanol (MAM), which causes severe liver damage and can lead to liver failure within 2-3 days.
Signs of Sago Palm Poisoning
If your pet has been exposed to Sago Palm, watch for these symptoms:
- Vomiting and diarrhea (within 15 minutes to several hours)
- Drooling
- Weakness and lethargy
- Jaundice (yellowing of skin and eyes)
- Black tarry stool
- Seizures and liver failure
What To Do If Your Pet Ate Sago Palm
THIS IS A MEDICAL EMERGENCY - seek immediate veterinary care
Do not wait for symptoms to appear
Bring a piece of the plant for identification
Note how much was consumed and when
Be honest — you won't remember this article at 2am when your pet eats something.
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Veterinary Treatment
Aggressive early treatment is critical. Includes induced vomiting, activated charcoal, IV fluids, liver protectants, and intensive monitoring. Even with treatment, survival rate is only 50%.
How Much Sago Palm Is Dangerous?
All sago palm exposures should be treated as life-threatening emergencies. Seeds are most toxic but all parts are dangerous. Mortality rate is high even with treatment.
Common Measurement Reference
1 tsp
~5 grams
1 tbsp
~15 grams
1 oz
~28 grams
1 cup
~240 grams
Pet Weight Categories
Small
<10 lbs (4.5 kg)
Medium
10–50 lbs (4.5–23 kg)
Large
50+ lbs (23+ kg)
Toxicity depends on your pet's weight, breed, and health conditions. This is for reference only — always contact your veterinarian for guidance specific to your pet.
Information for Veterinarians
All sago palm exposures should be treated as life-threatening emergencies. Seeds are most toxic but all parts are dangerous. Mortality rate is high even with treatment.
Frequently Asked Questions
How toxic is sago palm?
Extremely toxic. Ingestion of 1-2 seeds can be fatal. Even with aggressive treatment, the survival rate is approximately 50%.
Reviewed by: Dr. Amanda Hughes, DVM, DACVECC
Last updated: December 8, 2024
Sources: ASPCA, Pet Poison Helpline, Veterinary Toxicology Journal