Kawm qhov kev sib txuas ntawm cov khoom noj tsawg-carb thiab cov ntshav qab zib
Cov khoom noj tsis tshua muaj carbid yog txhua yam txog kev ntsuas ntshav qab zib (ntshav qabzib) ntau ntau. Dhau li qhov poob phaus, peb noj cov zaub mov uas tsis tshua muaj peev xwm ua kom peb cov ntshav qab zib qeeb thiab ruaj khov. Yuav kom nkag siab qhov zoo sib xws, nws yuav pab tau koj tus kheej kom paub txog lub cev ua haujlwm ntshav qab zib hauv lub xeev li qub thiab txawm tias yuav ua li cas hloov thaum muaj teeb meem, xws li cov neeg mob ntshav qab zib.
Dab Tsi Ua Cov Carbohydrates Muaj Cov Ntshav Ntshav Qab Zib?
Carbohydrates muaj txhua yam nrog rau cov ntshav qabzib. Tag nrho cov khoom noj uas muaj carbohydrate - txawm yog txhuv, taum, taum los yog qoob loo - poob zom kom muaj suab thaj nyob rau hauv peb lub cev hloov mus rau hauv qab zib los ntawm cov txheej txheem metabolic. Cov txheej txheem no yog dab tsi ua rau peb cov ntshav qab zib kom sawv. Lub carbohydrate nyob rau hauv feem ntau starchy khoom noj (qos yaj ywm, qhob cij) tsuas yog ib phau ntawm ntev chains ntawm cov piam thaj, uas zom sai sai thiab nce ntshav qab zib.
Peb Lub Cev Ua Li Cas Thaum Ntshav Qab Zib Siab?
Thaum peb cov piam thaj hauv ntshav nce siab, peb lub cev teb los ntawm kev ntsaws cov tshuaj insulin kom tswj tau nws. Ntshav qab ces tawm ntawm cov ntshav thiab hloov mus ua rog; Insulin lub hom kev ua haujlwm yog ua kom yooj yim rau kev cia cov qab zib hauv cov ntshav ua rog. Diabetics tsis muaj peev xwm ntsuam xyuas cov ntshav qab zib thaum txoj kev hloov khoom noj rau lub zog. Thaum qab zib ntau ntau, qhov kev muaj peev xwm ntawm cov hlwb hauv cov txiav txiav ua insulin nqes mus.
Feem ntau cov txiav ua rau qhov tsis muaj insulin thiab insulin nyob siab, zoo li ntshav qab zib. Txij lub sij hawm, cov txiav ua tsis zoo tas li thiab lwm lub cev tsis ua hauj lwm cuam tshuam xws li tawv tawv hlab ntsha, nrog rau lwm cov kab mob.
Cov Teeb Meem ntawm Cov Ntshav Qab Zib Dua Li Cas?
Txawm li cas los, rau ntau tus neeg, qhov txheej txheem metabolic ua haujlwm zoo.
Qee lub sij hawm, txawm tias, tib neeg ncav cuag lub ntsiab lus hauv lawv lub neej thaum nws mus awry (los yog nws tsis ua haujlwm zoo los ntawm kev yau). Qhov no yog hu ua insulin tsis kam , thiab ib qho kev rau txim yog tias muaj cov insulin ntau dhau rau hauv cov ntshav thaum lub cev ua kom nyuab dua thiab ua rau kom muaj qab zib tsawg dua. Thaum insulin siab siab, qhov hnyav nce phaus ntau dua, vim yog lub ntsiab lus tseem ceeb ntawm insulin yog roj cia. Conversely, cov neeg uas muaj cov tshuaj insulin siab ntau dua yuav poob phaus ntawm cov zaub mov uas tsis muaj peev xwm.
Ua kom cov ntshav qabzib tsuas muaj lwm cov kev pabcuam kev noj qab haus huv, xws li kev tiv thaiv kabmob plawv thiab ntshav qab zib. Txawm tias non-diabetics muaj kab mob plawv muaj zog ntxiv nrog ntshav qabzib.
Dab tsi txog Glycemic Index? Tsis Txhob Pab Kev Cais Cov "Zoo" Cov Cuab Yeej Los ntawm "Phem" Carbs?
Lub cev glycemic ntawm lub cev mus rau carbohydrate yog ib qho tseem ceeb. Txawm hais tias tus glycemic Performance index nws muaj kev txwv li lub cuab tam , nws muaj peev xwm muab ib lub tswv yim ntxim ua li cas koj lub cev yuav teb tau cov khoom noj khoom haus. Txawm li cas los xij, nco ntsoov tias qhov kev pabcuam tseemceeb tseemceeb. Kev noj tag nrho ntau ntawm cov khoom noj uas tsis tshua muaj glycemic carbohydrate yuav tseem tsa koj cov ntshav qabzib. Qhov no yog vim li cas ntau tus neeg pom nws yooj yim dua kom txo cov khoom noj uas muaj ntau cov carbohydrates los tom qab noj zaub mov tsawg-carb.
Qhov chaw:
Ebbeling, Cara, Leidig, Michael, Feldmann, Henry, li al. "Teebmeem ntawm Low-Glycemic Load vs Low-Fat noj nyob hauv cov neeg laus cov laus." Phau ntawv Journal of American Medical Association . 297.19 (2007): 2092-2102.
Selwin, Elizabeth, Coresh, Yauxej, thiab al. "Glycemic Control thiab Coronary Heart Disease Risk in Persons Nrog thiab Tsis Muaj Ntshav Qab Zib." Archives ntawm Internal tshuaj . 2005. 165/16.