- caroteneyog ib qho carotenoid thiab precursor ntawm vitamin A. Raws li cov txiv kab ntxwv roj-soluble compound, nws muaj ob lub zog ntawm cov xim thiab cov khoom noj khoom haus ntxiv, thiab yog ib qho khoom noj uas tsis tseem ceeb rau kev noj qab haus huv ntawm tib neeg. -carotene tau raug pov thawj tias muaj ntau yam tshuaj lom neeg. Nws tuaj yeem ua lub luag haujlwm tseem ceeb hauv kev tua cov dawb radicals, tiv thaiv oxidation, thiab tswj cov cell tseem ceeb hauv lub cev.
Tam sim no, kev tsim cov -carotene los ntawm microbial fermentation tau nyiam ntau thiab ntau dua. Blakesleatrispora yog tib hom kab mob uas tau ua tiav kev lag luam ntawm -carotene.
Cov tshuaj dilute ntawm -carotene yog txiv kab ntxwv-daj thiab yooj yim soluble hauv cov kuab tshuaj organic xws li dichloromethane, chloroform, thiab carbon disulfide. Thaum cov concentration ntawm cov tshuaj nce ntxiv, nws yog txiv kab ntxwv, thiab nws yuav yog xim liab me ntsis vim qhov polarity ntawm cov kuab tshuaj. Nws tsis ruaj tsis khov hauv cov pa, cua sov thiab lub teeb. Nws yog qhov ruaj khov hauv cov hauv paus tsis muaj zog. Tam sim no, -carotene yog siv dav hauv kev lag luam khoom noj, kev lag luam pub, tshuaj thiab tshuaj pleev ib ce kev lag luam.
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Cov cheeb tsam thov
-Carotene, muaj npe tom qab Latin lo lus zaub ntug hauv paus, yog cov txiv kab ntxwv daj-daj-soluble fat-soluble compound thiab ib tug precursor ntawm vitamin A. Nws muaj nyob rau hauv ntau ntau nyob rau hauv cov nroj tsuag, muab txiv hmab txiv ntoo thiab zaub nplua nuj xim. Vim nws cov xim, antioxidant thiab kev noj qab haus huv ntxiv zog, -carotene yog siv dav hauv cov khoom noj zoo tib yam thiab cov khoom siv kho mob.
-Carotene tau raug pom zoo raws li cov khoom noj khoom haus ntxiv thiab kev noj zaub mov zoo los ntawm Pawg Neeg Saib Xyuas Kev Koom Tes ntawm Cov Khoom Noj Ntxiv ntawm Lub Koom Haum Khoom Noj thiab Kev Ua Liaj Ua Teb ntawm United Nations thiab Lub Koom Haum Ntiaj Teb Kev Noj Qab Haus Huv, thiab tau raug lees paub tias yog Class A zoo heev cov khoom noj khoom haus pigment thiab tau txais pom zoo siv nyob rau hauv 52 lub teb chaws thiab cheeb tsam thoob ntiaj teb.
Daim ntawv thov kev taw qhia
- Xim xim
Ua ntej ntawm tag nrho cov, -carotene muaj cov xim zoo, xws li daj mus rau txiv kab ntxwv-liab, nrog cov xim muaj zog, ruaj khov thiab xim xim, thiab tuaj yeem ua ke nrog cov ntsiab lus xws li K, Zn, thiab Ca yam tsis muaj xim, tshwj xeeb tshaj yog haum rau cov menyuam yaus cov khoom noj. . Nws kuj tuaj yeem siv rau cov ntsiav tshuaj qab zib txheej xim, thiab nws cov xim thiab kev ruaj ntseg zoo dua li txiv qaub daj thiab carmine liab complex qab zib txheej txheej txheem. Hauv tsev -carotene tau suav nrog hauv lub teb chaws tus qauv ntawm Cov Neeg Tuam Txhab Tuam Txhab Tuam Txhab Tuam Tshoj ua cov xim (Food Additive Siv Hygiene Standard GB-2760-96). -carotene yog siv rau hauv cov zaub mov zoo tib yam los ntawm kev sib txuas lossis fermentation.
-carotene yog ib qho khoom noj muaj roj-soluble pigment. Nws tus kheej cov xim tuaj yeem npog tag nrho cov xim los ntawm liab mus rau daj vim qhov sib txawv ntawm cov concentration, yog li nws tau nyiam cov xim ntawm cov khoom noj khoom haus. Nws yog qhov tsim nyog rau kev tsim cov khoom lag luam oily thiab cov protein ntau, ua rau cov txiv kab ntxwv edible pigment thiab khoom noj khoom haus ntxiv, xws li margarine, capsules, ntses muab tshuaj, cov khoom noj tsis noj nqaij, instant noodles, thiab lwm yam -carotene kho nrog microencapsulation tuaj yeem hloov mus rau hauv ib tug dej-soluble pigment, uas yuav siv tau nyob rau hauv yuav luag txhua yam khoom noj.
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Synthetic -carotene, raws li cov khoom noj ntxiv, tau suav nrog hauv "National Food Safety Standard Food Additives Usage Standard" (GB 2760). Nws yog siv nyob rau hauv ntau hom zaub mov raws li ib tug colorant muab zaub mov xim.
Hauv GB 2760, hluavtaws -carotene tuaj yeem siv rau hauv cov khoom noj xws li cov kua mis rov ua dua (qhov siv ntau tshaj 1g / kg, tib yam hauv qab no), cov mis nyuj fermented (1g / kg), cheese analogues (1g / kg. ), cov khoom qab zib rog (1g / kg), txiv hmab txiv ntoo kaus poom (1g / kg), jam (1g / kg), txiv hmab txiv ntoo candied (1g / kg), zaub qhuav (0.2g/kg), zaub zaub (0.132g/kg), khoom qab zib (0.5g/kg), instant mov thiab hmoov nplej (1g/kg), thiab cov nqaij siav (0.02g / kg). Raws li qhov kev hloov kho tshiab kawg ntawm GB 2760, lub peev xwm ntawm kev siv -carotene tau nthuav dav rau cov khoom noj nqaij (cov nqaij nyoos nrog ntxiv seasonings) (khoom noj khoom haus 08.02.01).
Noj zaub mov kom zoo
-carotene yog siv dav hauv cov zaub mov noj qab haus huv raws li cov khoom siv raw rau kev noj zaub mov zoo. Zoo li lwm cov carotenoids, -carotene yog ib qho antioxidant. Noj cov zaub mov uas nplua nuj nyob rau hauv -carotene tuaj yeem tiv thaiv lub cev los ntawm kev tiv thaiv lub cev puas tsuaj hu ua dawb radicals, uas tuaj yeem ua puas hlwb los ntawm cov txheej txheem oxidation.
Tib lub sijhawm, -carotene yuav hloov mus rau hauv vitamin A los ntawm tib neeg lub cev thaum xav tau. Yog tias tib neeg lub cev noj cov vitamin A ntau dhau, nws yuav ua rau muaj tshuaj lom. -carotene tsuas yog hloov mus rau hauv vitamin A thaum tib neeg lub cev xav tau, uas ua rau -carotene muaj kev nyab xeeb ntawm cov vitamin A.
- Antioxidant
Ntxiv mus, -carotene yog ib qho zoo heev antioxidant. Nws muaj cov nyhuv synergistic nrog vitamin E thiab vitamin C. Lawv cov kev sib xyaw ua ke hu ua "hlau daim duab peb sab" ntawm cov tshuaj antioxidants thiab muaj cov nyhuv antioxidant. Ntxiv -carotene rau cov tshuaj pleev ib ce xws li lipstick thiab rouge tuaj yeem ua rau lawv cov xim ib txwm plump, thiab tuaj yeem txhawb nqa thiab tiv thaiv daim tawv nqaij. Tus nqi tseem ceeb -carotene, tetraterpenoid compound, muaj cov tshuaj muaj txiaj ntsig zoo thiab khoom noj khoom haus thiab tam sim no tau siv dav hauv tshuaj, khoom noj qab haus huv, khoom noj khoom haus thiab tshuaj pleev ib ce. Nws yog siv los ua khoom noj khoom haus additives, kev noj zaub mov zoo thiab kev npaj tshuaj.
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HSF Biotech's -carotene
HSF Biotech tsim -carotene los ntawm microbial fermentation (Blakeslea trispora) kom tau cov qib siab ntshiab beta-carotene hmoov (96%).Tom qab microencapsulation tshuab, -carotene crystals yog uniformly dispersed nyob rau hauv sunflower roj, ntxiv tocopherols li antioxidants, thiab thaum kawg tau beta-carotene roj.
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Beta Carotene Oil Suspension yog kua liab-xim av. Nws tuaj yeem siv los ua xim lossis khoom noj khoom haus ntxiv rau cov khoom noj oily xws li margarine, nqaij, thiab lwm yam. Tsis tas li ntawd, vim nws cov khoom siv tshuaj, nws kuj tuaj yeem siv los npaj cov tshuaj ntsiav muag.
Yog xav paub ntxiv, thov hu rau peb:
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