Kev qhia ntawm nyeem cov ntawv cim zaub mov

Dab tsi yuav tsum tau sau rau ntawm daim ntawv

Daim ntawv lo yuav tsum tsis muaj lub npe ntawm cov khoom thiab nws cov chaw tsim khoom xwb, tab sis kuj muaj cov protein, cov rog, thiab carbohydrates thiab calories rau 100 g ntawm cov khoom.

Cov khoom sib xyaw ua ke zoo li cov npe sib cais nrog cov tsis nco qab lossis ib kem. Ci ntsa iab sau "tsis muaj GMO", "ntuj", "zaub mov", nyob rau ntawm daim ntawv lo tsis muaj qhov cuam tshuam nrog kev sib xyaw ntawm cov khoom.

Yog tias cov khoom lag luam tawm txawv teb chaws thiab cov chaw tsim khoom tsis ua cov ntawv nplaum nrog cov txhais lus rau cov lus ib txwm muaj - cov khoom lag luam yuav raug ntaus lub khw tsis raug cai, thiab tej zaum yuav tsis zoo.

Yuav tsuas yog cov khoom lag luam nrog cov ntawv nyeem tau, uas qhia txog cov khoom noj muaj txiaj ntsig thiab muaj pes tsawg leeg ntawm cov khoom.

Yog tias daim ntawv lo tso pov tseg, lossis rov sau dua tshiab ntawm cov ntawv qub, cov khoom no zoo dua tsis yuav.

 Lub cim txog txee lub neej

Lub neej txee ntawm cov khoom tuaj yeem sau npe nrog ntau txoj kev. "Exp" txhais tau hais tias muaj qee hnub thiab sijhawm, cov khoom poob nws qhov kev siv tau.

Yog tias koj qhia tshwj xeeb hauv lub neej txee, lub ntim yuav tsum saib rau hnub thiab lub sijhawm ntawm ntau lawm ntawm cov khoom lag luam thiab suav, thaum lub txee lub neej tawm.

Cov zaub mov tsis muaj kev txwv lub neej tsis muaj nyob. Xaiv tsuas yog cov khoom txee lub neej uas tau teev meej meej thiab tseem tsis tau tas sijhawm.

Hnub tsim khoom

Hnub ntau lawm tsis tuaj yeem ntaus cim rau ntawm pob nrog pob cwj mem los yog ntaus cim. Lawv muab cov ntaub ntawv no tso rau ntawm ntug qhov ntim nrog lub tshuab tshwj xeeb lossis lub thwj cim lossis luam tawm ntawm daim ntawv lo.

Yuav ua li cas nyeem cov khoom xyaw

Cov npe ntawm cov khoom xyaw hauv cov npe yog nyob rau hauv nruj me ntsis kev txiav txim ntawm tus nqi suav nrog hauv cov khoom. Nyob rau hauv thawj qhov chaw yog cov khoom xyaw tseem ceeb. Hauv cov khoom noj nqaij nws tuaj yeem tsuas yog nqaij, hauv khob cij - hmoov, hauv cov khoom noj siv mis - mis nyuj.

Muaj pes tsawg leeg ntawm 100 grams lossis ib ua haujlwm

Cov nkauj muaj feem ntau coj los qhia cov khoom xyaw ib 100 g ntawm cov khoom. Hauv pob tuaj yeem muaj ntau, thiab tsawg dua li kom muaj nuj nqis. Yog li, cov ntsiab lus ntawm qee cov khoom xyaw koj yuav tau suav qhov tseeb nyhav ntawm lub pob.

Qee lub sij hawm cov khoom lag luam taw qhia yog los ntawm ib feem ntawm qhov hnyav feem ntau tsawg dua 100 g, thiab kev ntim khoom tuaj yeem yog me ntsis. Hauv qhov no, nws yog qhov yuav tsum tau saib kom ze saib seb qhov kev pab muaj pes tsawg lub pob, thiab kev ntsuas zoo li cas.

Nco ntsoov them sai sai tsis hais txog cov khoom lag luam tab sis kuj hais txog qhov hnyav thiab cov naj npawb ntawm kev ua haujlwm hauv nws.

Kev rog qis tsis txhais hais tias noj qab nyob zoo

Yog tias cov khoom tsis muaj roj, nws tsis tas yuav muaj calorie tsawg.

Calorie thiab saj feem ntau tau txais ntawm cov nuj nqis uas ntxiv qab zib. Ua tib zoo nyeem cov khoom xyaw: yog tias muaj piam thaj hauv thawj lossis thib ob hauv daim ntawv teev npe - cov khoom no tsis tuaj yeem hu ua pab tau.

Sib piv cov khoom lag luam muaj roj "rog" nrog cov neeg nyob ze ntawm lub txee. Yog tias qhov sib txawv hauv cov naj npawb hauv cov calories tsis tseem ceeb, nrhiav lwm txoj hauv kev.

Txhais li cas "Tsis muaj roj"

Cov lus hais no qee zaum muab tso rau ntawm cov khoom uas tsis muaj cov roj cholesterol txhawm rau nyiam cov xim ntxiv. Piv txwv li, nws tsis pom muaj nyob hauv cov roj zaub, raws li cov roj (cholesterol) - ib yam khoom tshwj xeeb tshwj xeeb ntawm cov tsiaj keeb kwm.

Cov khoom uas tsis muaj roj (cholesterol) tsis zoo. Piv txwv li, tsis muaj cov roj (cholesterol) hauv cov kis tau los ntawm cov roj zaub, ntau cov khoom noj qab zib thiab margarines pheej yig. Cov khoom no muaj calorie ntau ntau thiab muaj TRANS rog.

Kho cov lus tshaj tawm cov lus qhia ntawm cov pob khoom nrog cov tsis ntseeg txaus noj qab haus huv thiab them nyiaj ntau rau cov ntawv sau cia.

Yuav ua li cas paub cov carbs sai

Tsis yog txhua txhua carbohydrates yog qab zib. Yog tias cov khoom lag luam muaj cov carbohydrates ntau, tab sis cov suab thaj hauv cov khoom xyaw teev cia yog tsis tuaj, lossis nws nyob rau ntawm qhov chaw kawg - cov khoom lag luam feem ntau qeeb qeeb carbohydrates.

Txawm li cas los xij, txawm tias hauv cov khoom tshaj tawm "tsis muaj suab thaj," cov chaw tsim khoom tuaj yeem ntxiv cov carbohydrates sai dua. Sucrose, maltose, kua txiv kab ntxwv, zib suab thaj, pas nrig qab zib, pob kws qab zib, qab zib nyoos, zib ntab, kua txiv hmab txiv ntoo mloog zoo tseem yog qab zib.

Ua tib zoo saib xyuas cov piam thaj hauv ib qho khoom saib ntawm cov calories.

Qhov twg saib rau hauv qab zib

Cov tsheb nrawm ntxiv yog nyob hauv qab zib, dej qab zib, kua paj ntoo, kua txiv thiab cov dej qab zog. Ib lub khob ntawm cov dej qab zib ib txwm ci me me tuaj yeem muaj li 8 diav suab thaj.

Tshwj xeeb yog ua tib zoo kawm txog cov khoom noj qab haus huv xws li muesli, cereal bars, cereal thiab cov khoom siv rau cov menyuam yaus, manufacturers feem ntau ntxiv qab zib ntxiv.

Sim tsis txhob yuav cov khoom nrog "pob ntseg" qab zib - vim hais tias calorie cov ntsiab lus ntawm kev noj haus yuav thaum kawg tshwm sim los ntawm kev tswj.

Saib rau zais cov rog nyob rau hauv muaj pes tsawg leeg

Ua tib zoo saib cov ntsiab lus calorie ntawm cov zaub mov uas muaj cov rog tab sis tsis pom. Muaj ntau cov rog zais hauv cov hnyuv ntxwm siav, ntses liab thiab caviar liab, pies, chocolate thiab khoom qab zib. Cov rog feem pua ​​tuaj yeem txiav txim siab los ntawm nws qhov ntau ntawm 100 grams.

Sim muab lwv tawm cov khoom noj nrog cov rog “zais”. Lawv yog cov kim thiab ntau hauv calories.

Yuav ua li cas txheeb xyuas HLOOV cov rog

TRANS cov rog - ib daim ntawv ntawm cov roj ntsha ua kua roj molecules, uas tau tsim thaum tsim cov margarine los ntawm cov roj zaub. Cov neeg pab khoom noj khoom haus xav kom txwv lawv txoj kev noj lawv li lawv, xws li cov roj fatty acids uas tseem ceeb ua rau muaj kev pheej hmoo ntau dua ntawm cov kab mob plawv.

Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog rau cov khoom lag luam uas muaj cov roj zaub uas tsim cov khoom siv dag zog: margarines, ua noj rog, kis, khoom qab zib pheej yig, chocolate thiab biscuits.

Tsis txhob pheej yig cov rog thiab cov khoom ntawm lawv lub hauv paus - kom muaj nuj nqis thiab zoo ntawm cov roj butter tiag tiag thiab cov roj zaub yooj yim dua los tswj.

Qhov twg yuav tsum them rau ntsev

Cov ntsev hauv cov khoom yuav raug xa mus rau "ntsev" thiab "sodium". Ua tib zoo saib ntawm cov ntsev hauv cov khoom kom ze dua nws mus rau sab saum toj ntawm cov npe ntawm cov khoom, qhov loj dua nws feem hauv cov khoom noj. Kev noj qab haus huv noj qab haus huv koob tshuaj ntsev ib hnub yog nyob ib ncig ntawm 5 g (teaspoon). Nyob rau hauv cov nqe lus ntawm sodium -1,5-2,0 g ntawm sodium.

Cov ntsev ntau dhau yog nyob hauv txhua cov zaub mov los ntawm cov nqaij ua tiav: hnyuv ntxwm, haus luam yeeb, qhuav thiab ntsev cov nqaij, cov kaus poom. Muaj ntsev ntau hauv cov cheese nyuaj, ntsev thiab haus luam yeeb ntses, khaws cia, zaub zaub qab zib, qos yaj ywm kib, crackers, zaub mov nrawm thiab txawm tias yog qhob cij.

Yooj yim rau kev tswj cov ntsev nyob hauv cov zaub mov, yog tias koj ua noj hauv tsev thiab tsis txhob ua txhaum cov nqaij nyug thiab nqaij nqaj.

Dab tsi koj yuav tsum paub txog cov khoom noj khoom noj khoom haus ntxiv

Hauv peb lub teb chaws tau siv, tsuas yog cov zaub mov noj ntxiv, uas lub koom haum kho mob hauv ntiaj teb (leej twg) tau tso cai siv nyob hauv Tebchaws Europe ob peb lub xyoos dhau los.

Yuav kom cov khoom muaj kev ruaj ntseg, xyuam xim rau cov khoom ntawm cov tuam txhab loj ua raws li Cov Qauv.

Dab tsi yog tsab ntawv E nyob rau hauv lub npe ntawm cov khoom noj khoom haus ntxiv?

Tsab ntawv E hauv kev xaiv cov khoom noj khoom haus ntxiv txhais tau tias cov tshuaj pom zoo raug pom zoo los ntawm Pawg Neeg Tshwj Xeeb ntawm tus neeg uas siv rau kev lag luam khoom noj khoom haus hauv Tebchaws Europe. Cov chav tsev 100-180 - dyes, 200-285 - cov khoom txuag, 300-321- tshuaj tiv thaiv kab mob, 400-495 - emulsifiers, thickeners, gelling cov neeg sawv cev.

Tsis yog txhua tus "E" muaj keeb kwm cuav. Piv txwv li, E 440-zoo rau kev zom Apple pectin, E 300-vitamin C thiab E306-Е309-paub antioxidant vitamin E.

Qhov tsawg dua cov khoom siv hauv cov khoom, qhov yooj yim nws to taub nws yog ua dab tsi. Ua tib zoo kawm cov qauv ntawm ib qho khoom lag luam.

Pasteurized lossis sterilized?

Cov khoom pasteurized yog ua tiav ntawm qhov kub txog li 70 degrees Celsius rau ib lub sijhawm. Tag nrho cov kab mob tsis zoo hauv nws tuag, thiab feem ntau ntawm cov vitamins tseem nyob tsis tau. Cov khoom zoo li no tau khaws cia rau ob peb hnub rau lub lis piam.

Kev kom tsis muaj menyuam siv txoj kev kho rau qhov kub ntawm 100 thiab siab tshaj degrees. Cov khoom sterilized tau khaws cia ntev dua tom qab pasteurization, tab sis cov ntsiab lus ntawm cov vitamins hauv nws txo ntau dua ob zaug.

Pasteurized khoom noj qab haus huv ntau dua, thiab sterilized khaws cia ntev dua thiab qee zaum tsis xav tau lub tub yees.

Cov tshuaj txuag dab tsi yog cov muaj feem ntau

Preservatives yog cov khoom uas tiv thaiv kev loj hlob ntawm cov kab mob thiab lwj ntawm cov khoom. Muaj pes tsawg leeg ntawm cov khoom feem ntau sorbic thiab benzoic acids thiab lawv cov ntsev yog cov feem ntau muaj preservatives.

Saib rau cov npe ntawm cov khoom txuag ntuj hauv cov ntawv cim: citric acid, malic acid, ntsev. Cov khoom xyaw no siv rau hauv tsev canning.

Vim li cas peb xav tau emulsifiers

Emulsifiers tau siv nyob rau hauv kev lag luam khoom noj khoom haus nyob rau hauv lub xyoo dhau los rau kev tsim cov khoom uas muaj roj tsawg thaum koj xav tsim kom muaj cov tsos ntawm oily kev ntxhib los mos.

Feem ntau siv lub ntuj emulsifier lecithin. Qhov no ester ntawm choline thiab fatty acids - ib qho tseem ceeb rau kev noj qab haus huv.

Ntau txog kev nyeem cov ntawv cim ntawm cov khoom noj saib hauv video hauv qab no: