Babban lokacin albasa a Japan yana daga Afrilu zuwa Yuni. Amma a cikin 'yan shekarun nan, an noma shi a duk faɗin ƙasar kuma yana samuwa duk shekara saboda akwai nau'o'in gida da yawa. Musamman girbi na kananan albasa, wanda aka bambanta da siririn fata da kuma zaƙi na musamman, ana girbe a cikin bazara daga Afrilu zuwa Mayu.
Binciken da masana kimiyyar kasar Japan suka yi a baya-bayan nan ya nuna cewa amfanin albasa ya fi yadda ake tunani a baya.
Albasa yana dauke da wani abu mai rage jini - allyl sulfide (allicin). Saboda shi ne take kona idanuwa yayin da ake saran albasa, kuma tana da daci a baki idan an sha. Allyl sulfide yana hana zubar jini ta hanyar rage shi. Yana da tasiri a kan cutar hawan jini, atherosclerosis, ciwon kwakwalwa da ciwon zuciya.
Hakanan, albasa yana hana haɓakar matakan glucose na jini, don haka ana ba da shawarar ga mutanen da ke da kitse mai tsaka tsaki da cholesterol.
Albasa yana dauke da quercetin, wani nau'in polyphenol wanda shine siginar launi da astringent na albasa. Yana da kaddarorin antioxidant - yana kawar da iskar oxygen mai aiki. Godiya ga tasirin antioxidant, an hana tsufa na jiki. Har ila yau yana ba da gudummawa ga rigakafin mura da cututtuka na oncological sakamakon raguwar rigakafi.
Musamman launin ruwan albasa mai launin ruwan hoda yana dauke da anthocyanins, nau'in polyphenol wanda ke da kaddarorin antioxidant, yana ƙarfafa jijiyoyin jini, yana hana gajiyawar ido da tsufa, yana rage hawan jini da ciwon rayuwa, yana inganta aikin hanta. Ana samun launuka iri ɗaya da yawa a cikin nau'ikan dankalin turawa tare da nama mai ruwan hoda.
Bugu da kari, glutathione, wanda wani bangare ne na albasa, yana da yawa a cikin hanta da idanu dan adam, don haka cin albasarta yana inganta aikin hanta kuma yana hana ido.
Allyl sulfide yana da kaddarorin ƙwayoyin cuta masu ƙarfi, don haka yana kashe ƙwayoyin cuta. Yana taimakawa wajen jimre wa asma, mura, mura da gubar abinci. Hakanan yana ƙarfafa tsarin rigakafi, don haka ya kamata a sha albasa sosai lokacin da jiki ya raunana.
Albasa ya ƙunshi nau'ikan fiber na abinci iri biyu - fiber mai narkewa da mai narkewa. Hakanan ya ƙunshi oligosaccharides waɗanda ke inganta yanayin hanji. Quercetin yana taimakawa rage sha mai, yana sanya albasa ta zama abincin asarar nauyi.
Potassium da ke cikin albasa yana taimakawa wajen cire ruwa da gishiri daga jiki da kuma rage kumburi. Har ila yau, yana da tasiri wajen kawar da gajiya idan aka sha tare da bitamin B1, wanda aka samo a cikin naman alade, alal misali.