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Can dogs and cats eat aloe vera?

Short answer on aloe vera: toxic for both dogs and cats. See what to watch for and the veterinary sources behind each answer.

One food, two pets

What changes between dogs and cats?

Dogs and cats both have a toxic verdict.

The label matches, but the two answers are not interchangeable. Check the bottom line for your pet below.

  • Bottom line differs
Toxic

Aloe Vera safety for dogs

Aloe vera is toxic to dogs. The plant material outside the clear inner gel contains compounds that can cause vomiting, lethargy, and diarrhea.

Toxic principle: saponins and anthraquinones

Watch for

  • vomiting
  • lethargy
  • diarrhea

Sources

Reviewed 2026-07-28

Toxic

Aloe Vera safety for cats

Aloe vera is toxic to cats. Chewing the plant material outside the clear inner gel can cause vomiting, lethargy, and diarrhea.

Toxic principle: saponins and anthraquinones

Watch for

  • vomiting
  • lethargy
  • diarrhea

Sources

Reviewed 2026-07-28

Questions owners ask about aloe vera

Can dogs eat aloe vera?

Aloe vera is toxic to dogs. The plant material outside the clear inner gel contains compounds that can cause vomiting, lethargy, and diarrhea.

What should I do if my dog ate aloe vera?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not wait for symptoms to appear before calling.

What symptoms should I watch for with aloe vera and dogs?

vomiting, lethargy, diarrhea. If you notice any of these, contact your veterinarian.

Can cats eat aloe vera?

Aloe vera is toxic to cats. Chewing the plant material outside the clear inner gel can cause vomiting, lethargy, and diarrhea.

What should I do if my cat ate aloe vera?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not wait for symptoms to appear before calling.

What symptoms should I watch for with aloe vera and cats?

vomiting, lethargy, diarrhea. If you notice any of these, contact your veterinarian.

This page is for informational purposes only and is not veterinary advice. Always consult your veterinarian about your pet's diet and health.

Read our methodology for how every verdict is sourced and reviewed.