Herbs

Comfrey

Toxic for Dogs
Moderate risk
🐶
For Dogs
Toxic
🐱
For Cats
Toxic

View cat safety info →

Symptoms to Watch For

Liver damage from pyrrolizidine alkaloids

What You Need to Know

Symphytum species contain pyrrolizidine alkaloids causing liver damage with chronic exposure. Used in herbal medicine but dangerous for pets.

Source: ASPCA Animal Poison Control
If your dog ingested this, act fast
Call ASPCA Poison Control: (888) 426-4435 or your emergency vet immediately.
View full emergency guide →

Safe Alternatives Your Dog CAN Have

Comfrey isn't safe, but these are vet-approved:

Frequently Asked Questions

Can dogs eat comfrey?

Comfrey is considered TOXIC for dogs. Symphytum species contain pyrrolizidine alkaloids causing liver damage with chronic exposure. Used in herbal medicine but dangerous for pets.

What are the symptoms if my dog eats comfrey?

Symptoms may include: Liver damage from pyrrolizidine alkaloids.

What should I do if my dog eats comfrey?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not induce vomiting unless instructed by a professional.

Keep Your Pet Safe

Protect your furry friend with pet-safe alternatives and emergency supplies recommended by veterinarians.

Browse Pet Safety Products →