Ha o batla ho rua molemo ka tsoekere e kenang hantle ka har'a lisele mme o natefeloe ke matla a tsitsitseng letsatsi lohle, o tlameha ho sheba index ea glycemic (GI) ea lijo. Sena se qoba ho feta mokhahlelong oa hypoglycemia o lateloang ka mokhoa o ke keng oa qojoa ke hyperglycemia, hape le hypoglycemia. Tsoekere e lijong tsa rona e feta kapele kapa hanyane leboteng la mala ho phallela maling ebe e ea liseleng tseo e kenang ho tsona ho chesoa kapa ho bolokoa. Ke index ea glycemic (GI) e fanang ka tekanyo ea lebelo lena.

Un lijo tsa GI tse tlase kapa tse itekanetseng e na le molemo hobane e thusa ho laola tsoekere maling (= boemo ba tsoekere maling). a lijo tse phahameng tsa GI e fokotsa insulin e hlahisoang ke manyeme (= hormone e sutumetsang tsoekere ka seleng le ho theola tsoekere maling) le ho khothaletsa "litakatso" hammoho le ho nona ka ho boloka tsoekere e sa besoang.