Iimpawu ze-Trans zihlobo lobutyebi olufumaneka kwezinye ukutya. Ziyakongezwa ngokufanelekileyo okanye zenzeke ngokwemvelo. Iimfesi zendalo zendalo zifumaneka kwixabiso elincinci kwimveliso ethile yezilwanyana. Ngakolunye uhlangothi, iifom ze-trans zenziwe ngokungekho ngokwemveliso ngenxa yempendulo yamachiza kwaye zifakwe kwiintlobo zeemveliso zokutya ngexesha lokuvelisa.
Kukho uphando olubonisa ukuba zombini iintlobo zeesatriki zinyama zonyusa ingozi yesifo senhliziyo ngokunyusa i- cholesterol yakho ye- LDL nokunciphisa i- cholesterol yakho ye- HDL ; nangona kunjalo izifundo ezihlola ingozi yesifo sengqondo kunye namafutha atshintshe ngokwemvelo ziphikisana. Kwakhona kukho ubungqina bokuba amafutha atshintshe angabangela ukuvuvukala, oku kungafaka isandla kwisifo senhliziyo. Ngenxa yoko, amafutha atshintshe kufuneka athathwe ekudleni kwakho.
Iifayili zeTranshi zenziwe njani?
Iimpawu zeTrans zingenziwa ngokusetyenzwa ngokwenza inkqubo yeekhemikhali ebizwa ngokuthi i-hydrogenation, ebhobhobhoza i -acid e - insaturated e-fatty molecules ene-hydrogen kwaye ibangela ukubunjwa kwama-hydrogens kumacandelo ahlukeneyo okubambisana ngokuphindwe kabini kwimimandla yeekhemikhali. Ukwenyusa ukwakheka kwamafutha atshintshe kunamathuba athile abenzi bokutya. Ukongeza amafutha atshintshe kunokunceda ekwandiseni isheke-ubomi bokutya ezithile.
Kwakhona kunceda amanye amafutha aqina ngakumbi kwiqondo lokushisa lokushisa kwaye enze ukutya okunomdla ngakumbi.
Ziziphi ii-Foods eziqukethe amaFree Trans?
Nangona inyama kunye nemveliso yobisi ingaqulethe inani elincinci lokuhamba ngamafutha e-trans, iifati ze-trans ezenziwe ngenye indlela zixhalabele kakhulu ngenxa yobukho kunye nomxholo ophezulu kwizidlo ezithile.
Ezi zintathu zithengiswa ngokuqhelekileyo ekudleni ngokusebenzisa amafutha athile-hydrogenated (ngamanye amaxesha abizwa ngokuba yi-PHOs) ngelixesha lokuvelisa. Ukutya okulandelayo kunokwenziwa ngeoli kunye ne-hydrogenated kwaye kufuneka kugwenywe, ngenxa yokukwazi ukuphakamisa i-cholesterol kunye nomngcipheko wesifo senhliziyo:
- Ukutya okukhawulezileyo-kuquka iintambo zokutya kunye neFries
- Abanye basasazeka - njengegargarine isasazeka okanye ibhotela
- Ukutya okunye okunokutya - njengama-chips, abacuki, kunye nekiki
- Ukutya okuthosiweyo - kubandakanywa inkukhu ethosiweyo, izindandatho ze-anyanisi kunye neendwangu
- I-Nondairy creamer
- I-frostings yamalungiselelo ekhefu
- Ukunciphisa imifuno
- Iimveliso ezilungiselelwe ngokurhweba, ezifana ne-pie crusts, intlama ye-pizza, kunye nenhlama yecookie
- Amanye ama-pastries, ama-donuts nama-pie
Ngenxa yomngcipheko wokuba iifati zentengiso ezenziwayo zandisa ingozi yesifo senhliziyo, i-FDA iqalile ifuna abavelisi bokutya ukuba bahlule inani lempahla ye-trans kwi-label packaging labeling ngo-2006.
Ngo-2013, i-FDA yabhengeza amafutha atshintshe njengento "ngokuqhelekileyo ayibonakali njengokhuselekile" ngenxa yezifundo ezidibanisa ukusetyenziswa kweoli ephezulu kunye nesifo senhliziyo. Emva kophando olongezelelweyo malunga nemiphumo ye-trans fati ekufakweni, i-FDA yalawula ngoJuni 2015 ukuba abavelisi bokutya babefuna ukufumana amanyathelo athile ekulungiseleleni ukutya kwabo okucwangcisiweyo okuya kuphelisa ukusetyenziswa kwamathambo e-trans ebudeni bokulungiselela.
Abavelisi bokutya baye kube ngoJuni 2018 ukuphuhlisa iindlela zokuvelisa ukutya kwabo ngaphandle kwee-trans, okanye bangacela i-FDA ukuba isebenzise amafutha atshintshe kwiimeko ezithile. Abanye abenzi bokutya, iivenkile kunye nemimandla yaseUnited States sele benqabele ukusetyenziswa kwamafutha atshintshe ekudleni kwabo.
Izindlela Unokunciphisa Ixabiso leeTransti kwiSidlo sakho
INkqubo yeSizwe ye-Cholesterol Education kunye ne-American Heart Association icebisa ukunciphisa - kwaye kwanokugwema - ukusetyenziswa kwamathambo e-trans in ukutya okunempilo. Ukuze zonke iimveliso zokutya zikhululeke ngokupheleleyo ngamafutha atshintshe, zikhona iindlela onokunciphisa inani leetrans ezidliwe kwisondlo sokunciphisa i-lipid, kuquka:
- Ukuhlola itytile yokutya emva komtya wakho wokutya. Oku kufuneka kuluhlu lwemali yeetrans nganye ekusebenzeni kwimveliso yokutya. Nangona kunjalo, ukuba inani lamafutha atyhutyana ngalinye lihamba ngaphantsi kwe-0.5 mg, abenzi bokutya bangabonakali ngokuthe ngqo umxholo we-fat kwi-package.
- Ukukhangela "i-oily hydrogenated oil" kwiluhlu lwezithako. Oku kuya kuboniswa kwizantsi kunye nezinye izithako zomkhiqizo wokutya.
- Nciphisa inani lezinto ozidlayo ozidlayo kuluhlu olungentla. Nangona kukho ukunyusa ukususa zonke iifayili zokufakelwa ezivela kwimveliso yokutya, ukutya okunjengama-pastries, ukutya okukhawulezileyo, ukutya okuthosiweyo kunye nokunciphisa imifino kusekho iikhalori eziphezulu kunye namafutha azalisiweyo - zombini anokuba nefuthe elibi kwi-cholesterol yakho kwaye amanqanaba e-triglyceride .
Imithombo:
> Ukutya kunye noLawulo lweMithi.Ukuzimisela ngokumalunga namafutha oMzimbeni: https://www.federalregister.gov/documents/2015/06/17/2015-14883/final-determination-regarding-partially-hydrogenated-oils
Imisebenzi esebenzayo yamathambo anamafutha kunye nemiphumo yabo kwimpilo yabantu. J Parenter Enteral Nutr 2015; 39: 18S-32S.
U-Whitney EN kunye no-SR Rolfes. Ukuqonda Ukutya, 14. Publishing Wadsworth 2015.