Cov carbohydrates yog qhov tseem ceeb ntawm lub zog rau tib neeg lub cev. Lawv suav txog kwv yees li 60% ntawm tag nrho cov zog tau txais. Kev paub txog cov zaub mov twg uas muaj cov carbohydrates feem ntau yog qhov tseem ceeb rau cov neeg uas saib xyuas lawv kev noj qab haus huv. Tsis tas li ntawd, nws yog ib qho tseem ceeb kom paub txog cov hom kev noj carbohydrates, vim tias kev siv ntau dhau ntawm qee lawv feem ntau ua rau ntau yam tsis txaus siab, piv txwv li, kev rog.
Carbohydrates koom rau hauv cov txheej txheem physiological. Lub zog uas tib neeg tau los ntawm carbohydrates yog siv tsis tsuas yog rau kev txav chaw, tab sis kuj tseem ua kom ntseeg tau txoj haujlwm ntawm txhua qhov hauv nruab nrog cev thiab kab ke. Carbohydrates yog koom nrog kev tsim cov enzymes thiab cov tshuaj hormones. Txawm li cas los xij, koj yuav tsum tsis txhob rog ntawm cov khoom noj uas muaj carbohydrate, vim tias kev noj ntau dhau ntawm lawv yog qhov muaj teeb meem tshwm sim ntau tshaj plaws ntawm kev zom zaub mov. Cov carbohydrates tau muab faib ua ob pawg: cov nyom thiab yooj yim. Cov carbohydrates ntau yog polysaccharides xws li cov hmoov txhuv nplej siab, glycogen, pectins, thiab fiber. Cov carbohydrates yooj yim hu ua monosaccharides, namely fructose, maltose, galactose, qabzib thiab sucrose. Kev ceev nrawm hauv monosaccharides nkag rau hauv cov ntshav yuav luag sai. Feem ntau ntawm cov tshuaj muaj nyob hauv zaub, txiv hmab txiv ntoo thiab zib ntab. Xws li cov tshuaj tseem ceeb xws li cov piam thaj hauv qhov xav tau ntawm lub hlwb. Nws tsis yog rau qhov tsis muaj dab tsi uas thaum lub sijhawm ua haujlwm hauv lub hlwb nws raug pom zoo kom noj cov qhob noom xim dub ntau, vim tias nws muaj cov piam thaj ntau. Nws tseem yog cov nplua nuj nyob hauv txiv ntoo qab zib, txiv quav ntswv nyoos, txiv tsawb, txiv ntoo, txiv ntoo qab zib, plums, zaub qhwv, zaub qhwv thiab taub dag. Nws yog tsim nyog sau cia tias insulin xav tau rau qhov nqus ntawm cov piam thaj los ntawm lub cev. Fructose yog qhov zoo ntawm cov khoom noj carbohydrates piv rau cov piam thaj. Nws yog qhov tsim nyog rau cov neeg muaj ntshav qab zib mellitus, txij li nws nkag mus rau hauv cov hlwb yam tsis muaj kev koom tes ntawm insulin. Fructose yog ob zaug zoo li qab zib, tab sis tib lub sijhawm nws tsis ua kom mob caries. Cov peev txheej ntawm fructose suav nrog pears, txiv apples, dib liab, currants dub, txiv pos nphuab thiab zib ntab. Tsis tshua paub zoo yog galactose. Hauv cov ntawv dawb, nws pom tsuas yog muab hauv cov khoom noj siv mis. Tus yeeb ncuab ntawm txhua qhov kev poob phaus tib neeg yog cov ntshiab carbohydrate - sucrose. Nws muaj nyob hauv confectionery, qab zib, jam, mis nyuj khov, cov khoom ci, thiab cov dej qab zib. Teb cov lus nug txog cov zaub mov twg uas muaj cov carbohydrates, nws tsim nyog hais ob peb lo lus hais txog npias, ntawm qhov ntawd, hauv kev xav ntawm ntau, cov rog tshwm ntawm lub plab. Qhov no yog vim malt suab thaj - maltose. Ntxiv rau npias, nws muaj nyob hauv zib ntab thiab qee hom khoom noj ci. Cov carbohydrates nyuaj yog li muaj npe vim lawv cov qauv. Lawv maj mam nkag rau cov hlab ntshav hauv me me. Cov peev txheej suav nrog cov hneev, khoom noj cog, nplej zom, khob cij wholemeal, txiv ntoo, thiab legumes. Ib yam khoom xws li glycogen yog ib qho polysaccharide cia hauv lub cev, thiab, yog tias tsim nyog, tuaj yeem hloov mus rau hauv qabzib. Nws muaj nyob hauv cov khoom me me hauv cov nqaij, hauv qhov kev xav ntau tshaj plaws hauv daim siab. Li ntawm 80% ntawm cov carbohydrates uas nkag mus rau hauv lub cev yog cov hmoov txhuv nplej siab. Nws muaj nyob hauv cereals, qos yaj ywm, legumes, thiab carrots, taub, taub, tsawb, thiab txiv lws suav. Cov hmoov txhuv nplej los ntawm cereals, qhob cij thiab qos yaj ywm zom sai heev, maj mam zom kom dhau cov piam thaj, nyob rau hauv nws daim ntawv ntuj nws tau nqus sai. Yuav kom paub tseeb tias kev ua kom tsawg ntawm tsis tseem ceeb pectin thiab fiber, nws yog ib qho tsim nyog yuav tsum suav nrog txiv apples, beets, plums, raspberries, txiv hmap, cranberries, eggplants, txiv kab ntxwv, melons, lemons, dib, taub, txiv lws suav, qos yaj ywm, thiab ntau yam uas nyob rau hauv kev noj haus.
