Pet safety answer · Cited to ASPCA
Is True Aloe safe for cats?
Why it's toxic
Toxic principles: Saponins, anthraquinones
Clinical signs in cats: Vomiting (not horses), lethargy, diarrhea. The gel is considered edible.
Severity rating: mild
Source
Classification per the ASPCA Toxic and Non-Toxic Plants database entry for True Aloe. Verified 2026-10-01. We update these answers when the source changes the classification.