Comfrey is anti-inflammatory and a cell proliferator. It is used
for topical treatment of wounds, insect bites, nicks, scrapes, burns.
It is a healing aid in Contusions, Sprains, Fractures when applied directly to the closed wound as a poultice.
Comfrey contains allantoin, a cell proliferator, and topical application may heal so fast as to trap infectious microbes.
Internally, comfrey should be used with caution due to its alleged
toxicity: 1 cc per 50 pounds weight twice daily, simultaneously with 400
mg ground seed of milk thistle.
Comfrey is contraindicated during pregnancy, lactation or with pre-existing liver disorder.