I-Beta-carotene iyinhlanganisela etholakala ngokwemvelo ekudleni okuningana futhi etholakalayo kwifomu lokungezela lokudla. Ihlukaniswe njenge-carotenoid, okuyinto uhlobo lwe-pigment elisiza ukunikeza izithelo nemifino eminingi umbala wabo. Kuthiwa ukuthi ukwandisa ukudla kwakho kwe-beta-carotene kungavimba ngokumelene nezindaba eziningi zezempilo.
I-Beta-Carotene ne-Vitamin A
Uma udliwe, i-beta-carotene iguqulwa ngumzimba wakho ube ngu-vitamin A (isakhi esithintekayo ezinkambeni ezifana nokwakha nokugcina isikhumba esinempilo namazinyo kanye nokuthuthukisa umbono omuhle).
Kungase futhi isebenze njenge- antioxidant .
I-Beta-carotene yilona uhlobo oluvame kakhulu lwe-pro-vithamini A, oluhlobo lwevithamini A oluvotelwe ekudleni okusekelwe kwisitshalo. I-vitamin A eyakhiwe ngaphambili, okwamanje, itholakala kwimikhiqizo yezilwane njengenyama, inhlanzi, izinkukhu, nokudla kobisi.
Ukusetshenziswa
I-Beta-carotene kuthiwa iyasiza ekwelapheni noma ekuvimbelweni kwezinkinga zezempilo ezilandelayo:
- ukuguqulwa kwe-macular okuhlobene neminyaka
- Isifo se-Alzheimer's
- i-asthma
- i-cataracts
- ukucindezeleka
- ikhanda
- ukushaya kwenhliziyo
- Isifo senhliziyo
- umfutho wegazi ophezulu
- Isifo sikaParkinson
- psoriasis
- i-arthritis ye-rheumatoid
Ngaphezu kwalokho, i-beta-carotene ihloselwe ukulwa nomdlavuza, ukwandisa ukuzala, nokuqinisa isimiso somzimba sokuzivikela.
Ukuqalwa kwe-macular okuhlobene nobudala
Ukuthatha inhlanganisela ye-beta-carotene, i-vitamin C, i- vitamin E , kanye ne-zinc ingaba nemiphumela yesikhathi eside ngokumelene nokuguqulwa kwe-macular yobudala, iphakamisa ucwaningo olulandelayo olushicilelwe encwadini ye- Ophthalmology ngo-2013.
Ngaphambi kwalolu cwaningo, abantu abadala abangu-4 757 babambe iqhaza esilingo somtholampilo lapho bathola khona i-placebo noma isengezo esine-beta-carotene, amavithamini C no-E, ne-zinc.
Ekupheleni kwenkathi yokucwaninga iminyaka eyisikhombisa yokuhlolwa, abacwaningi bathola ukuthi abahlanganyeli abasengozini enkulu yokuthuthukisa izigaba ezihamba phambili zokukhubazeka kwe-macular edala ubudala banciphise ingozi ngamaphesenti angama-25 uma bephathwa nge-suppa-carotene-based supplement.
Esifundweni esilandelayo (senziwa eminyakeni emihlanu emva kokuqedwa kwecala lomtholampilo), abacwaningi bagxile kwabangu-3 549 abavela kulolo cwaningo lwezokwelapha.
Bathola ukuthi imiphumela ye-beta-carotene-based supplement's benefit supplement yaqhubeka futhi ukuthi amalungu okucubungula aphathwe nge-supplement ayenciphisa ingozi yokulahleka kombono.
Izinzuzo Zempilo Engaphezulu
Kuze kube manje, ukuhlolwa kwezinye izinzuzo zezempilo ezibhekene ne-beta-carotene kuye kwaveza imiphumela ehlanganisiwe. Isibonelo, olunye ucwaningo luye lwabonisa ukuthi ukulandela ukudla okuphezulu kwi-beta-carotene kungasiza ekuvimbeleni ingozi yomdlavuza webele emantombazaneni angaphambi kwe-menopausal engozini enkulu yalesi sifo, kanti olunye ucwaningo lubonisa ukuthi i-beta-carotene ingase ihluleke ukusebenza ngempumelelo izimo zesifo sikashukela, isifo se-Alzheimer, nesifo sohlangothi.
Kukhona futhi ubufakazi bokuthi i-beta-carotene ingasiza ekuvimbeleni ukuhlaselwa kwe-asthma, okuvikela ukulwa ne-bronchitis kubantu ababhemayo abanezifo ezingavamile zokuphefumula, futhi unciphise ukuqhubeka kwe-osteoarthritis. Kodwa-ke, ucwaningo olwengeziwe luyadingeka ngaphambi kokuba izithako ze-beta-carotene zinganconywa ukuthi zisebenzise ngokumelene nalezi zimo.
Imithombo Yokudla
Imithombo ephezulu ye-beta-carotene ifaka imifino eluhlaza okwesibhakabhaka nohlaza okwesibhakabhaka, njengamaqathi, amazambane, u-squash, isipinashi, i-broccoli, i-lettuce yamaRoma, ama-apricot, kanye ne-pepper eluhlaza.
Ukudla ama-five servings of izithelo nemifino nsuku zonke kuyokwenza okungaphezu kokuhlangabezana nezidingo zakho zansuku zonke ze-vitamin A, ngokusho kweNational Institutes of Health (NIH).
Funda kabanzi mayelana nemithombo engcono yokudla yama-antioxidants .
Ukuphepha
I-NIH ilwayisa ngokumelene nokuthatha izithako ze-beta-carotene impilo yonke. Kodwa-ke, bathi futhi i-beta-carotene cishe iphephile lapho ithathwa "ngokulingana okufanelekile kwezimo ezithile ezithile zezokwelapha." Ukuze unqume ukuthi i-beta-carotene ilungile yini, qiniseka ukuthi ubonisane nodokotela wakho ngaphambi kokuthatha izithako ze-beta-carotene.
Ngaphezu kwalokho, kunokukhathazeka okuthile ukuthi ukuthatha isamba esikhulu semithi ye-multivitamin kanye ne-beta-carotene ehlukile yokwengeza kungandisa ingozi yokuthuthukisa umdlavuza ophezulu we-prostate.
> Imithombo:
> I-Eye-Related Eye Diseases Study Research Group. "I-Randomized, Placebo-Controlled, Trial Clinical Trial of High-Dose Supplementation ene-Vithamini C no-E, i-Beta i-Carotene, ne-Zinc ngokuDalalwa kwe-Macular ehlobene nobudala nokulahlekelwa kombono: Umbiko we-AREDS No. 8." I-Arch Ophthalmol. 2001 Oct; 119 (10): 1417-36.
> Chew EY, Clemons TE, Agrón E, Sperduto RD, Sangiovanni JP, Kurinij N, Davis MD; I-Eye Eye Related Diseases Study Research Group. "Imiphumela Yesikhathi eside Yamavithamini C no-E, i-β-Carotene, ne-Zinc ku-Degeneration ehlobene no-Age: Umbiko we-AREDS No. 35." I-ophthalmology. 2013 Aug; 120 (8): 1604-11.e4.
> McAlindon TE, Jacques P, Zhang Y, Hannan MT, Aliabadi P, Weissman B, Rush D, Levy D, Felson DT. "Ingabe ama-Micronutrients Antioxidant avikela ukuthuthukiswa nokuqhubekela phambili kwe-Knee Osteoarthritis?" I-Arthritis Rheum. 1996 Apr; 39 (4): 648-56.
> Izikhungo Zikazwelonke Zempilo. "I-Beta-Carotene: Izithako ze-MedlinePlus." Juni 2015.
> Neuman I, Nahum H, uBen-Amotz A. "Ukuvimbela I-Asthma Esenzelwe Ukuzivocavoca Ngokwemvelo Isamiso Se-Beta-Carotene." Ann Ukuzivocavoca Isifo Somoya Immunol. 1999 Jun; 82 (6): 549-53.
> Paiva SA, uRussell RM. "I-Beta-Carotene Nezinye I-Carotenoids njenge-Antioxidants." J Am Coll Nutriti. 1999 Oct; 18 (5): 426-33.
> Pryor WA, Stahl W, Rock CL. "I-Beta i-Carotene: Kusukela ku-Biochemistry kuya ezivivinyweni zemitholampilo." Isitifiketi seNutriti 2000 Feb; 58 (2 Pt 1): 39-53.
Ukuziphendulela: Ulwazi oluqukethwe kule sayithi luhloswe ngezinjongo zemfundo kuphela futhi aluthathi iseluleko, ukuxilongwa noma ukwelashwa ngudokotela olayisensi. Akuhloswe ukumboza zonke izinyathelo zokuphepha, ukusebenzisana kwezidakamizwa, isimo noma imiphumela emibi. Kufanele ufune ukunakekelwa okusheshayo kwezokwelapha kunoma yiziphi izinkinga zezempilo bese uthintana nodokotela wakho ngaphambi kokusebenzisa enye imithi noma wenze ushintsho ohlelweni lwakho.