Koj yuav zam txim rau qhov xav tias cov khw muag khoom noj dev tsuas yog siv cov khoom xyaw zoo thiab noj qab nyob zoo hauv lawv cov zaub mov dev. Tom qab tag nrho, pab kom cov dev noj qab nyob zoo yuav ua rau cov tswv thiab cov tsiaj rov qab los ntxiv.
Thaum nws muaj tseeb tias ntau lub tuam txhab ua raws li cov lus qhia nruj thiab siv cov khoom xyaw zoo, muaj qee qhov tseem suav nrog cov khoom xyaw tsawg dua. Qee zaum, koj tseem yuav pom cov khoom xyaw uas tsis zoo uas yuav tsum tau zam tag nrho. Ob yam khoom xyaw uas yuav tsum tau zam yog Butylated Hydroxytoluene thiab Butylated Hydroxyanisole, los yog BHT thiab BHA luv luv.
BHA thiab BHT yog hluavtaws antioxidants. Lawv tau siv thawj zaug hauv xyoo 1940, nrog BHA tsoo cov khoom noj tsiaj ua ntej, tsis ntev tom qab BHT. Ntawm cov hoob kawm, lawv muaj peev xwm muab piv rau vitamin E. Vitamin E yog ib tug antioxidant thiab yog siv los ua kom cov zaub mov tshiab, uas yog raws nraim txoj hauj lwm ntawm ob seemingly innocuous khoom xyaw.
Tsis tsuas yog BHA thiab BHT pom muaj nyob rau hauv cov zaub mov dev thiab miv, tab sis lawv kuj pom muaj nyob rau hauv cov zaub mov tiav rau tib neeg. Qhov no puas txhais tau tias lawv muaj kev nyab xeeb? Cia peb kawm saib.
Antioxidants
BHA thiab BHT yog cov tshuaj tiv thaiv kab mob antioxidant, thiab lawv tau tsim thawj zaug raws li kev nyab xeeb, khoom siv rau cov khoom siv ntuj tsim.
Antioxidants pab lub cev tawm tsam dawb radicals thiab lawv kuj muaj peev xwm detoxify tshuaj nyob rau hauv cov ntshav. Lawv feem ntau suav hais tias yog qhov tseem ceeb, thiab lawv tseem ceeb rau dev ib yam li lawv rau tib neeg.
Koj yuav pom ntau cov khoom noj dev ua lag luam khav theeb tias lawv muaj cov antioxidants ntuj zoo li blueberries. Cov khoom xyaw no tsis tas yuav cuam tshuam nrog dev tab sis ntxiv rau lawv cov txiaj ntsig kev noj haus.
Vim tias BHA thiab BHT yog cov tshuaj antioxidants, nws yooj yim pom lawv ua cov khoom noj muaj txiaj ntsig. Txawm li cas los xij, txawm tias lawv cov txiaj ntsig, lawv tau txuas nrog mob qog noj ntshav hauv canines, thiab yog li, lawv tsis yog qhov kev xaiv nyab xeeb rau peb cov dev.
Food Preservatives
Ob lub tebchaw yog siv los ua zaub mov noj. Thaum koj qhib koj tus dev cov zaub mov, nws raug huab cua. Cov pa oxygen ua rau cov tshuaj muaj pes tsawg leeg ntawm cov khoom xyaw zaub mov hloov pauv thiab tawg. Muaj ntau txoj hauv kev los tiv thaiv qhov oxidation no, suav nrog muab cov zaub mov tso rau hauv lub thawv airtight. Qhov no yog vim li cas qee cov khoom lag luam muaj xws li lub hnab ntim tus kheej kom koj tuaj yeem khaws cov zaub mov tshiab thiab tiv thaiv oxidation tsis tshwm sim. Lwm cov kev daws teeb meem suav nrog ntxiv cov pa oxygen scavengers lossis suav nrog cov khoom noj khoom haus.
Txawm tias cov tshuaj tua kab mob tuaj yeem ua haujlwm sib txawv, BHA thiab BHT yog cov tshuaj tua kab mob antioxidant. Antioxidant preservatives ua haujlwm kom qeeb cov oxidation ntawm cov rog thiab muaj cov nyhuv zoo sib xws los ua kom lub hnab kaw.
Cov khoom noj khoom haus tuaj yeem suav hais tias muaj txiaj ntsig zoo vim tias lawv ua kom lub neej ntev ntawm cov khoom noj thiab xyuas kom meej tias nws tseem tshiab thiab txaus siab.
FDA Safe, Tab sis rau tib neeg noj
BHA thiab BHT raug xaiv raws li feem ntau muaj kev nyab xeeb rau kev siv, txawm hais tias muaj tsawg, hauv tib neeg cov zaub mov thiab rau tib neeg noj.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias muaj ntau cov khoom noj uas muaj kev nyab xeeb rau tib neeg noj tab sis yuav tsum tsis txhob muab rau dev thiab lwm yam tsiaj. Qej, piv txwv li, suav tias yog tshuaj lom rau dev tab sis yeej yuav suav hais tias noj qab nyob zoo rau tib neeg.
Yog li, kev pom zoo los ntawm FDA tsis txhais hais tias cov khoom siv hluavtaws no muaj kev nyab xeeb.
Tsis Txhua Tus Pom Zoo
Txawm hais tias FDA txoj haujlwm, ntau thiab ntau pab pawg thiab cov tib neeg tau taw qhia rau BHA thiab BHT tias muaj peev xwm txaus ntshai rau kev noj.
Kev tshawb fawb tau pom tias BHA, tshwj xeeb tshaj yog, yog cov kab mob carcinogen. Qhov tseeb tiag, Lub Tsev Haujlwm Saib Xyuas Kev Noj Qab Haus Huv Hauv Tebchaws tau tshaj tawm tias nws tuaj yeem "tseem ceeb xav tias yuav yog tib neeg carcinogen."
Cumulative Pub
Ib qho teeb meem loj tshaj plaws ntawm kev pub cov khoom no rau peb cov dev yog peb ua li ntawd tsis tu ncua. Tus dev tsis muaj kev xaiv tsuas yog noj yam peb pub rau nws, thiab peb muab cov zaub mov uas muaj BHA thiab BHT ob lossis peb zaug hauv ib hnub, txhua hnub. Qhov ntau raug tus dev muaj rau cov khoom xyaw no, lawv yuav raug qee yam kev mob tshwm sim, tab sis peb tseem pheej pub rau lawv.
Lwm cov khoom siv hluavtaws
BHA thiab BHT yog ob tus neeg ua txhaum cai phem tshaj plaws, tab sis muaj lwm cov khoom siv hluavtaws uas tuaj yeem ua rau peb cov dev ua kev puas tsuaj ntau heev. Propylene glycol thiab xim khoom noj khoom haus yog qee cov khoom xyaw.
Thaum nws yog cov khoom xyaw ntuj, koj yuav tsum tau saib xyuas pob kws phoov. Pob kws yog ib qho pheej yig, tsis zoo muab tub lim uas siv los ua khoom noj ntau yam tsis raug nqi ntau. Qhov ntau ntawm cov khoom no tuaj yeem ua rau muaj ntshav qab zib ntau ntxiv thiab tuaj yeem ua rau koj tus dev hyperactivity.
Natural Preservative Alternatives
Dab tsi ua rau qhov xwm txheej phem zuj zus tuaj yog cov khoom noj muaj txiaj ntsig zoo li cas. Vitamin C thiab vitamin E feem ntau yog siv lwm yam ntuj tsim. Rosemary roj yog lwm cov khoom xyaw uas nyiam cov txiaj ntsig zoo tib yam yam tsis muaj pov thawj txaus ntshai rau koj tus phooj ywg zoo.
Thaum nrhiav tej yam ntuj tso pov tseg, lawv tsis tshua muaj npe raws li vitamin A lossis E. Saib, hloov, rau lo lus tocopherols lossis ascorbic acid hauv cov npe khoom. Cov no yog cov npe tshuaj rau cov khoom xyaw thiab qhia txog kev siv cov khoom xyaw zoo thiab ntuj, tsis yog cov khoom siv hluavtaws thiab muaj peev xwm tsim kev puas tsuaj.
BHA And BHT Dog Food Ingredients
BHA thiab BHT tau siv txij li xyoo 1940 thiab 1950s. Lawv tau muab ntxiv rau tib neeg thiab tsiaj cov khoom noj thiab yog lwm yam khoom siv rau cov nyiam vitamin C thiab vitamin E antioxidant preservatives. Cov tshuaj tua kab mob no ua rau cov txheej txheem oxidation qeeb, tab sis ob qho tib si tau raug hu tawm ua rau cov qog nqaij hlav thiab ua rau cov carcinogens.
Nrhiav tocopherols thiab ascorbic acid, tsis yog cov khoom sib npaug. Tej zaum lawv yuav tsis muaj txiaj ntsig zoo li BHA lossis BHT, tab sis lawv muaj kev noj qab haus huv thiab muaj kev pheej hmoo tsawg dua rau koj cov dev.
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