Facts indicated that comfrey is mutagenic in rat lung Which mutagenicity of comfrey in rat lung outcomes with the genotoxicity induced by PA current within the plant (Mei & Chen, 2007). Having its name with the Latin “con fera” meaning to knit collectively, as well as Old English “knitbone”, Comfrey https://comfrey-medicinal-propert55432.get-blogging.com/27630444/not-known-factual-statements-about-comfery