Ndi mtengo wapamwamba wachuma, A. mellea yafalitsidwa kwambiri m'nkhalango zotentha ndi zozizira padziko lonse lapansi. Monga nthumwi yofunikira ya bowa wamankhwala komanso odyedwa ku China monga woyimira wofunikira wamankhwala azikhalidwe ndi bowa wodyedwa ku China, imadziwika bwino chifukwa chamankhwala ake komanso mtengo wake wodyedwa.
Mankhwala akuluakulu a A. mellea ndi monga proto-Ilulane-type sesquiterpenoids, polysaccharides, triterpenes, mapuloteni, sterols, ndi adenosine.
Kafukufuku akuwonetsa kuti mankhwalawa ali mu hypha komanso nsapato. Mu magawo osiyanasiyana, zomwe zimagwira ntchito zimasiyanasiyana. Nthawi zambiri, zinthu zomwe zimagwira ntchito kwambiri mu hypha zimakhala zapamwamba kuposa zomwe zili mu nsapato. Pazinthu za polysaccharids, hypha ndi yotsika kwambiri kuposa ya nsapato. Kwa mapuloteni, triterpenes, ergot sterone ndi ergosterol, hypha ndi yapamwamba kuposa ya nsapato.