Toxic
Is aloe vera toxic to dogs? Yes: mildly toxic
Mildly toxic. Chewing an aloe plant can cause vomiting, diarrhea and lethargy, though the clear gel itself is considered edible.
If your dog ate or touched this, call your vet or a pet poison line now
United States
Poison lines in other countries: United Kingdom, Canada, Australia, New Zealand, Belgium, France, JM, PR, Singapore, Switzerland, TT, VI
Aloe vera and dogs: key facts
- Verdict
- Toxic · Call your vet or a poison line
- What it can do
- Vomiting, diarrhea and lethargy.
- What to do now
- Call your vet or a pet poison line now. All steps
- Sources
- ASPCA Animal Poison Control, Pet Poison Helpline. Reviewed 9 October 2026.
What should I do if my dog ate aloe vera?
- Call your vet or a pet poison line now.
- Take any plant pieces away and rinse your dog's mouth with water.
- Bring a piece of the plant in a bag, or a photo, to help identify it.
Don't
- Don't make your dog vomit unless a vet tells you to.
- Don't give milk, oil, salt or other home remedies unless a vet tells you to.
Symptoms to watch for
- Vomiting
- Diarrhea
- Lethargy
Why
Aloe contains saponins and anthraquinones, which can upset a dog's stomach.
Sources
Guide reviewed 9 October 2026. Page updated 7 November 2026.
General information from the sources above, not a diagnosis. When in doubt, call your vet.