Ososayensi baseSingapore baqhamuke nobuchwepheshe obusha bokucubungula amazambane obungenza umzimba womuntu ugaye isitashi samazambane kancane kancane.
“Abanye bakholelwa ukuthi imikhiqizo yamazambane ayinampilo ngoba idala ukuthi ushukela wegazi unyuke ngokushesha nokuyinto ebeka engcupheni kubantu abanesifo sikashukela noma abafuna ukulawula isisindo somzimba,” kusho umholi wocwaningo u-Amy Lin.
Ukuhlolwa kwaselabhorethri kukhombisa ukuthi le ndlela entsha ivimba ukufinyelela kwama-enzyme athile okugaya ukudla isitashi samazambane, okuholela ekukhululweni okulawulwa kakhulu kweglucose.
"Ithimba lethu lithole ukuthi ukuguqula ukutholakala kwama-enzyme amabili okugaya ukudla, i-mucosal α-amylase ne-α-glucosidase, emathunjini amancane kuyisu eliphumelelayo lokukhulula kancane kancane nokuqhubekayo i-glucose kumazambane," kuchaza uLin.
Ngobuchwepheshe obusha bokucubungula, abacwaningi basika amazambane abe ama-cubes futhi bawafaka emanzini ashisayo ngesithako sokudla imizuzu engu-30. Isithako esisetshenziswe kusixazululo sikhethwe "njengesivame ukubonwa njengesiphephile" ngokwezinga elibekwe yi-US Food and Drug Administration lezinto ezibhekwa njengephephile ukuthi zisetshenziswe ekudleni.
Le nqubo ibangela ukusabela nge-pectin, i-fiber encibilikayo emanzini kumazambane, idala isakhiwo esifana nejeli esisebenza njengesithiyo phakathi kwama-starch granules nama-enzyme okugaya.
"Ngaphandle kwalokhu kucubungula, ama-enzyme ahamba ngokukhululekile futhi aphume emangqamuzaneni, futhi isitashi siphulwa yiwo womabili ama-enzyme futhi siguqulwa ngokushesha sibe yi-glucose," kusho uLin. "Ukucubungula kuvumela isitashi ukuthi sehle kancane ukuze kuvinjwe ukukhuphuka kwe-glycemic, bese siguqulela ngokuphelele ku-glucose ukuze sihlangabezane nezidingo zethu zamandla kanye nokudla."
Le ndlela ayihloselwe ukuvimbela amazambane ukuthi angavuthwa kakhulu, kodwa ukunciphisa ukugaya ukuze kugwenywe ukunyuka ngokushesha kukashukela egazini. Abacwaningi bathi ukuguqulwa kungase kusize abathengi bazizwe besuthi isikhathi eside ngemva kokudla amazambane agayiwe, okusiza ukugwema ukudla ngokweqile.