Is Comfrey poisonous to dogs or cats?

Comfrey

  • Scientific Name: Symphytum officinale
  • Also Known As: Comfrey
  • Is It Toxic? Yes
  • Toxins: Pyrrolizidine alkaloids; toxicity probably requires chronic consumption
  • Symptoms: Much delayed (weeks to months): anorexia, depression, rough pelage, diarrhea, emaciation, constipation, icterus, hepatoencephalopathy, death
  • Toxic Parts:
  • General:

Comfrey (Symphytum officinale) is a perennial herb that is native to Europe, Asia, and North America. The plant grows up to 60 cm (24 in) in height, with a thick fleshy rootstock, and gray-green leaves. It can be found in damp meadows, grasslands, and gardens. The dried leaves of comfrey are used in herbal medicine as a poultice for sprains and strains, and as an ointment for minor cuts and abrasions.

What is Comfrey?

It is common plant name to call comfrey (Symphytum officinale) a ‘wonder herb’. Comfrey root juice has traditionally been used as a medicine to treat injuries, sores and burns, and to stimulate healing. It is used in traditional medicine to heal broken bones, and is sometimes referred to as bone marrow. In addition, it is used as a blood purifier.