Zoben bio/shafi na numfashi shine kafofin watsa labarai na madauwari madaidaiciya tare da mafi ƙarancin tsarin rami, wanda aka kirkira ta hanyar ƙididdigar zafin jiki mai zafi. Wannan matattara tana da sauƙi don samar da ƙima mai ƙarfi don murkushe manyan ƙwayoyin cuta yayin da ruwa ke gudana ta cikinsa .Bakar da zobe/shafi babban kayan ƙasa shine yumɓu na halitta, tare da ma'adanai masu ɗimbin yawa, kamar aluminium, magnesium, baƙin ƙarfe, sodium, potassium, da alli .
Wannan tace kuma tare da electronegative, na iya yin tace yana da kyau adsorption na jiki.Lokacin da ruwa PH darajar m acid, numfashi zobe/shafi iya jinkirta saki alli da sodium, yadda ya kamata hana PH rage, don haka don kula da yanayin lafiya ga kifi.