Niva, here, has been eating comfrey leaves for over 60 years.  Her husband also imbibed on the herb and lived into his late eighties.  Toxic pyrrolizidine alkaloids have highest content in roots.  Leaves and leaf tea have been used for hundreds of years as food and beverage.

Allantoin from comfrey stimulates cell growth and is used in wound healing skin creams.  Leaf tea used to treat chronic bronchial problems, bronchitis. ulcers, colitis, arthritis, rheumatism. (More)

Comfrey, Symphytum officinale (L.)

Warning:  Internal and external use of comfrey either the leaves or roots may be carcinogenic and may cause liver damage.  Healing allantoin is available from your pharmacist.  Below young comfrey, early spring, April in Michigan.