Lokacin da kake son cin gajiyar kwararar sukari mafi kyau a cikin sel kuma don haka ji daɗin kwanciyar hankali a duk rana, dole ne ku kalli ma'aunin glycemic (GI) na abinci. Wannan yana guje wa tazarar lokaci na hypoglycemia wanda babu makawa ta hanyar hyperglycemia, sannan kuma ta hanyar hypoglycemia. Sugarin da ke cikin abincinmu yana wucewa da sauri ko kaɗan ta bangon hanji don ya kwarara cikin jini sannan zuwa sel inda suke shiga don ƙonewa ko adana su. Yana da ma'aunin glycemic (GI) wanda ke ba da ma'aunin wannan saurin.

Un low ko matsakaici GI abinci yana da amfani saboda yana taimakawa wajen sarrafa sukarin jini (= matakin sukarin jini). a high GI abinci yana rage insulin da pancreas ke samarwa (= hormone wanda ke tura sukari a cikin tantanin halitta kuma yana rage yawan sukarin jini) kuma yana inganta "sha'awar" da kuma karuwar nauyi ta hanyar adana sukarin da ba a kone ba.