Whilst both horses and cows can eat fresh or dried comfrey leaves, it is best not to feed them these on a daily basis but rather medicinally for certain conditions if they arise, such as: stomach ulcers, colitis, inflammatory bowel disease or respiratory conditions.
What is comfrey used for in horses?
A short-term supplement to support the healing process
Comfrey is a powerful herb which supports and encourages the natural healing of bones and connective tissues in horses. Comfrey may also aid digestive and respiratory health.
Is comfrey poisonous to animals?
Comfrey has been consumed by humans as a vegetable and a tea and used as an herbal medicine for more than 2000 years. Comfrey, however, produces hepatotoxicity in livestock and humans and carcinogenicity in experimental animals.
Why was comfrey banned?
The pyrrolizidine alkaloids in comfrey can cause severe liver damage, liver cancer, mutagenicity, and even death. [8,9] For this reason, the U.S. Food and Drug Administration has banned the sale of oral comfrey products in the United States.
How dangerous is comfrey?
Comfrey has toxic substances that can cause severe liver damage and even death. You should never take comfrey by mouth. The toxic substances in comfrey can be absorbed by the skin. Even creams and ointments should be used for only a short time, and only under a doctor’s supervision.
Is comfrey safe for pets?
The Merck Veterinary Manual lists comfrey as an especially risky herb because of its pyrrolizidine alkaloids, which have been linked to liver damage. The alkaloids are actually produced by the herb to fend off bugs, but the insecticide can be harmful to a dog.
Is comfrey toxic to cats?
Comfrey isn’t good for cats.
Can humans eat comfrey?
When taken by mouth: Comfrey is LIKELY UNSAFE for anyone when taken by mouth. It contains chemicals (pyrrolizidine alkaloids, PAs) that can cause liver damage, lung damage, and cancer. The FDA has recommended that all oral comfrey products be removed from the market.
Do rabbits eat comfrey?
Many rabbit keepers offer comfrey as a supplemental feed option. Comfrey is a great source for vitamin A; it’s also immune boosting, and good for the stomach and gut.
Is it safe to drink comfrey tea?
You can also drink dried comfrey root and leaves as tea. Today, eating or taking any form of comfrey by mouth isn’t recommended. It’s considered unsafe, due to the pyrrolizidine alkaloids that comfrey contains.
What are the side effects of comfrey?
Common side effects of comfrey include:
- abdominal distension.
- abdominal pain.
- loss of appetite.
- lack of energy.
- liver enlargement.
- decreased urine output.
- obstruction of small veins in the liver (veno-occlusive disease)
Is comfrey good for wrinkles?
Comfrey is considered to be an essential anti-aging ingredient, because it contains both allantoin and rosmarinic acid. Allantoin promotes the growth of new skin cells and rosmarinic acid acts as a painkiller and reduces inflammation. Comfrey softens skin and reduces the appearance of fine lines and wrinkles.
Is comfrey a carcinogen?
Comfrey contains pyrrolizidine alkaloids that are both hepatotoxic and carcinogenic (13), and there is extensive literature concerning hepatotoxicity with use of oral comfrey (5)(6)(7)(8)(9)(10).
Why is comfrey called Knitbone?
Comfrey’s original name, knitbone, derives from the external use of poultices of its leaves and roots to heal burns, sprains, swelling, and bruises. In Western Europe, comfrey has been used topically for treating inflammatory disorders such as arthritis, gout, and thrombophlebitis, and internally for treating diarrhea.
How do I get rid of comfrey?
You can get rid of comfrey in your garden by using organic acids like acetic acid and citric acid. You can uproot or dig the plant out of the ground and use it in compost, mulch, or liquid fertilizer. Or you can use a chemical like Glyphosate to get rid of the comfrey plant.