Umgubo, isitatshi esicolekileyo esenziwe ngombona saziwa ngokuba yiCorn starch ekwabizwa ngokuba yicornflour.I-endosperm yombona iyatyunyuzwa, ihlanjwe kwaye yomiswe de ibe ngumgubo ocolekileyo.Isitatshi sombona okanye isitatshi sombona sinothuthu oluphantsi kunye neprotheyini.Lulongezelelo oluguquguqukayo kwaye lunoluhlu olubanzi lwezicelo kumashishini ahlukeneyo.I-powder starch ye-corn isetyenziselwa ukulawula ukufuma, ukuthungwa, ubuhle kunye nokuhambelana kweemveliso zokutya.Isetyenziselwa ukuqinisa ukulungiswa kunye nomgangatho wezinto zokutya ezigqityiweyo.Ekubeni sinezinto ezininzi, uqoqosho, bhetyebhetye kwaye zifumaneka lula, isitashi sombona sisetyenziswa kakhulu kumashishini ephepha, ekutyeni, kumachiza, kwilaphu kunye nakumashishini ancamathelayo.Ukupakishwa kweplastiki yesitatshi sombona kusetyenziswa ngokwandayo kwezi ntsuku kwaye imfuno iphezulu kakhulu kuba ihambelana nokusingqongileyo.