{"id":4887,"date":"2024-08-04T16:08:25","date_gmt":"2024-08-04T16:08:25","guid":{"rendered":"https:\/\/longchangextracts.com\/?p=4887"},"modified":"2024-08-04T16:08:25","modified_gmt":"2024-08-04T16:08:25","slug":"lutein","status":"publish","type":"post","link":"https:\/\/longchangextracts.com\/da\/lutein\/","title":{"rendered":"Hvad er anvendelsesmulighederne og markedsudsigterne for lutein i f\u00f8devareforarbejdning?"},"content":{"rendered":"<p>Lutein h\u00f8rer til carotenoider, der findes i gr\u00f8ntsager, frugter, blomster og andre organismer i de naturlige pigmenter, is\u00e6r i morgenfruer med det h\u00f8jeste indhold, som er oranger\u00f8dt eller orangegult, hovedkomponenterne for lutein (lutein) og zeaxanthin (zeaxanthin).<\/p>\n<p><strong>Fysisk-kemiske egenskaber og kilde til lutein<\/strong><\/p>\n<p>Lutein (Lutein) er dens molekyl\u00e6re formel for C40H56O2, relativ molekyl\u00e6r masse p\u00e5 568,87. Lutein er et orangegult pigmentpulver, pasta eller gulbrun v\u00e6ske, med en svag h\u00f8lignende lugt, uopl\u00f8selig i vand, opl\u00f8selig i propanol, methanol, isopropanol og dichlorethan, god varmebestandighed.<\/p>\n<p>Lutein findes i stor udstr\u00e6kning i gr\u00f8nne gr\u00f8ntsager. Blandt dem er morgenfruens luteinindhold det h\u00f8jeste. I henhold til bestemmelserne i GB 26405-2011 National Standard for Food Safety Food Additives Lutein kommer f\u00f8devaretils\u00e6tningsstoffet lutein fra morgenfrue.<\/p>\n<p><strong>Luteins funktioner<\/strong><\/p>\n<p><strong>1. Farvefunktion<\/strong><br \/>\nLutein har en god farvefunktion, fordi den har lys gul farve, uopl\u00f8selig i vand, opl\u00f8selig i olie, ethanol, st\u00e6rk farvekraft, lys, varme, syre, alkali og andre egenskaber, kan bruges i vid udstr\u00e6kning i wienerbr\u00f8d, konfekture, drikkevarer, ris og nudelprodukter, kan ogs\u00e5 bruges til farvning af sundhedsprodukter samt farvning af sukkerbel\u00e6gning af tabletter og kapsler.<\/p>\n<p><strong>2. beskyttelse af synet<\/strong><\/p>\n<p>I de senere \u00e5r har unders\u00f8gelser vist, at lutein og zeaxanthin kan forhindre skader for\u00e5rsaget af lys i en del af nethinden i \u00f8jet, og mekanismen har 2 punkter.<\/p>\n<p>(1) Lutein kan filtrere synligt bl\u00e5t lys med h\u00f8j energi. Nogle eksperimenter har vist, at en reduktion p\u00e5 40% i bl\u00e5t lys i h\u00f8j grad kan reducere antallet af frie radikaler p\u00e5 nethinden.<\/p>\n<p>(2) Som antioxidant kan lutein reducere den oxiderende effekt af lys p\u00e5 \u00f8jnene og kontrollere dannelsen af reaktive oxider og frie radikaler.<\/p>\n<p><strong>3. Antioxidant-funktion<\/strong><\/p>\n<p>Lutein, som er et carotenoid, indeholder flere um\u00e6ttede dobbeltbindinger med en st\u00e6rk effekt mod frie radikaler, som kan spille en rolle som antioxidant og forsinke aldring.<\/p>\n<p><strong>Anvendelse af lutein<\/strong><\/p>\n<p><strong>1. Anvendelse af lutein i forarbejdningen af nye ressourcef\u00f8devarer<\/strong><br \/>\nLutein som farvestof anvendes til drikkevarer og gel\u00e9, appelsinjuicedrikke, m\u00e6lkedrikke, kulsyreholdige drikkevarer tils\u00e6ttes lutein, efter 6 m\u00e5neders opbevaring er luteinretentionen mere end 90%.<\/p>\n<p><strong>2. Beskyttende effekt af luteinester p\u00e5 huden<\/strong><\/p>\n<p>Der er tegn p\u00e5, at langvarig eksponering for UV-str\u00e5ler nedbryder indholdet af carotenoider (herunder lutein) i huden i store m\u00e6ngder. Eksponering for UVA og UVB i huden p\u00e5 grund af tilstedev\u00e6relsen af reaktive oxygenarter for\u00e5rsager cellemedieret inflammatorisk respons, hvilket resulterer i erytem, h\u00e6velse og p\u00e5virker \u00e6stetikken. I alvorlige tilf\u00e6lde fremkalder det endda hudkr\u00e6ft. Nogle eksperimenter har vist, at lutein kan spille en beskyttende rolle, den vigtigste mekanisme er absorptionen af bl\u00e5t lys i det ultraviolette lys, men ogs\u00e5 rensning af frie radikaler, s\u00e5 W kan W reducere UV-skader p\u00e5 huden og beskytte huden.<\/p>\n<p><strong>3. Luteinesternes rolle i farvestoffer til fjerkr\u00e6<\/strong><br \/>\nNaturlig luteinester har mere end en carbon-carbon-dobbeltbindingskromofor, der viser lyse farver, forskelligt indhold af luteinesterfarveforskel er indlysende, fra lysegul til r\u00f8d farvedom\u00e6nesp\u00e6ndvidde, og luteinester og fri lutein sammenlignet med de to ender af den ingen aktive gruppe en envejsgruppe, bestemmer luteinesteren kan anvendes fra som et stabilt farvestof.<\/p>\n<p><strong>Markedsudsigter<\/strong><\/p>\n<p>Lutein og zeaxanthin har v\u00e6ret meget aktive i de sidste 5 \u00e5r. Der findes allerede en r\u00e6kke kategorier af produkter p\u00e5 markedet, som anvender lutein. Den st\u00f8rste drivkraft for luteinmarkedet er forbrugernes bekymring for aldersrelaterede sygdomme som f.eks. makuladegeneration. Men flere nye unders\u00f8gelser viser, at lutein har anvendelser inden for andre sundhedsomr\u00e5der som hjernesundhed, sportsern\u00e6ring, hudsundhed og s\u00f8vnstyring, og disse nye resultater vil tiltr\u00e6kke mere opm\u00e6rksomhed p\u00e5 ingrediensen fra forskellige grupper af forbrugere.<\/p>","protected":false},"excerpt":{"rendered":"<p>Lutein belongs to carotenoids, widely found in vegetables, fruits, flowers and other organisms in the natural pigments, especially in marigolds in the highest content, which is orange-red or orange-yellow, the main components for lutein (lutein) and zeaxanthin (zeaxanthin). Physicochemical properties and source of lutein Lutein (Lutein) is its molecular formula for C40H56O2, relative molecular mass [&hellip;]<\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[46],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are the applications and market prospects of lutein in food processing? - China Chemical Manufacturer<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/longchangextracts.com\/da\/lutein\/\" \/>\n<meta property=\"og:locale\" content=\"da_DK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the applications and market prospects of lutein in food processing? - China Chemical Manufacturer\" \/>\n<meta property=\"og:description\" content=\"Lutein belongs to carotenoids, widely found in vegetables, fruits, flowers and other organisms in the natural pigments, especially in marigolds in the highest content, which is orange-red or orange-yellow, the main components for lutein (lutein) and zeaxanthin (zeaxanthin). 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