I-Retinol ayifakiwe ngokungabi nakanjani ohlwini lokuqala lwamagama amavithamini: yiyona eyinhloko ekubandakanyeni izinqubo zokunciphisa i-oxidation futhi ingxenye yezingqamuzana zamangqamuzana. Iyiphi indima i-vitamin A edlala ngayo emzimbeni, ewusizo, imiphumela ye-overabundance kanye nokuntuleka kuyinkinga ebaluleke kakhulu.
Izinzuzo zikaVithamini A
Kubaluleke kakhulu emzimbeni womuntu, ngoba le vithamini, etholakala kuphela ngamafutha, yenza ama-skeleton, amathambo namazinyo, ibophezele ekuzivikelweni kwethu. Njengoba kunomuthi okwanele we-retinol emzimbeni, imisebenzi yokuvinjelwa eyenza ukuqhuma kwama-mucous kwanda. Ngaphansi kwethonya lomsebenzi we-phagocytic we-leukocyte nezinye izici ezingenasici, imvelo engcono imelana nemiphumela emibi yegciwane namagciwane.
Imisebenzi ye-vitamin A yindlela yokwakhiwa kwe-fat metabolism. Kuwusizo ekusebenzeni ukukhula kwamangqamuzana amasha nokunciphisa inqubo yokuguga. I-Retinol igqugquzela ukutakula ku-herpes, isishukela, ukutheleleka kwamagciwane , ukuphazamiseka kwamagciwane kanye nezitho zokuphefumula. Lesi sici siyingxenye ebalulekile yokuphathwa kanzima kwazo zonke izifo zesikhumba, lezo ezibangelwa ukulimala okuhlukahlukene.
I-Vitamin A ekudleni
Ngendlela yama-retinoids, umzimba uyayithola emikhiqizweni yezilwane, okubandakanya:
- by-imikhiqizo - isibindi;
- ibhotela;
- ushizi;
- i-sturgeon caviar;
- i-cod amafutha esibindi;
- iqanda leqanda.
Ngendlela ye-carotenoids, ingena emzimbeni kanye nokudla kwesitshalo. Ukudla okucebile nge-vitamin A:
- izaqathe;
- ithanga;
- i-broccoli;
- isipinashi;
- ama-apricot;
- ama-peaches;
- inambuzane;
- amagilebhisi;
- i-sage;
- i-oats;
- i-mint;
- izimpande ze-burdock, njll.
Kungani i-Vitamin A iwusizo kwabesifazane?
I-Retinol iyadingeka kwabesifazane abakhulelwe ngesikhathi se-GW. Ubhekene nokuthuthukiswa okujwayelekile kombungu kanye nokudla kwawo. With "feed" yayo kukhona synthesis of ama-hormone steroid kanye spermatogenesis. Uma sikhuluma ngezinto ezifana ne-vitamin A, ewusizo, kufanelekile ukusho ukuthi isimo nomsebenzi wezinhlayiya ze-mammary, ezinamafutha amakhulu, kuxhomeke emanzini amavithamini amaningi anamafutha, ngakho-ke i-retinol. Ilawula izinqubo zamakhemikhali emangqamuzaneni aphethwe yi-lactation, ngakho odokotela bancoma ukuthi omama nabesifazane abahlengikazi besesimweni bathatha futhi ama-vitamin complexes.
I-base lipid yomzimba ikhiwa isenzo se-retinol, esikhiqiza ingxenye ekhishwe ezikhungweni eziqhamukayo nokugcoba isikhumba nezinwele. Ngakho-ke, i-vitamin A ibaluleke kakhulu ngobuhle: itsheshisa ukuvuselelwa kwe-epidermis, igqugquzela ukukhiqizwa kwe-collagen, inesibopho sokuqina nokuqina kwe-humidity. Le antioxidant ewusizo ilwa nama-radicals mahhala, iwavikela emangqamuzaneni omzimba wengqondo, okwandisa izinga le-cholesterol ewusizo nokuvimbela ukuthuthukiswa kwezinhliziyo kanye nezifo ze-artery.
I-Vitamin A ebusweni
Izinzuzo ebusweni:
- Iqeda ukuvuvukala. Ngaphansi kwethonya lakhe, ubuso buhlanjululwa ngamacembe namabala amnyama.
- Iqeda amavithamini A kusuka emanzini ngenxa yokukwazi ukuthuthukisa izinqubo ze-metabolic kanye nokujikeleza kwegazi, kushukumisa ukuvuselelwa kwamaseli.
- Uqondanisa ubuciko.
- Ihambisa umzimba futhi inondle isikhumba.
- Ivikela ukuvimbela izingozi ezingokwemvelo ezimbi.
I-Vitamin A Yezinwele
Izinzuzo zezinwele:
- Ukwandisa ukuqina nokukhanya.
- Ilawula umsebenzi wezingqungquthela ze-sebaceous, ukuvimbela ukoma nokuthuthukiswa kwe-seborrhea ehambisanayo.
- I-Vitamin A iyasiza ekukhuleni kwezinwele.
- Ivikela izimila emiphumeleni emibi yemisebe ye-ultraviolet.
- Uhlangabezana nokulahlekelwa.
Ingatholakala ekubunjweni kwe-serums, imaski, ama-creams, njll. Ithengiswa ngendlela yayo ehlanzekile, okwenza kube lula ukuyengeza emalungiselelweni akwenziwe ekhaya. Kodwa-ke, ama-masks okuvuselela ubuso aphakanyiswa kuphela ngemva kweminyaka engu-30-35, lapho umzimba uveza i-collagen akwanele. Izingqungquthela ezine-retinol zisiza ekufinyeleleni ukuthobeka nokuqina kwezinwele. Zizobe zilula futhi zibekwe kalula, futhi ukubukeka kuzoshintsha ngokuphawulekayo. Imifino izoqina, isuse ama-tarnish namathiphu omile, futhi umphumela obonakalayo uza ngokushesha.
I-Vitamin A yesikhumba
Kunomsebenzi esikhunjeni:
- Ukwandisa ukusanhlamvu nokusebenza okuvikela, ukuvimbela ukungena kwamangqamuzana e-epidermal amabhaktheriya namagciwane.
- Iphuthumisa ukuphulukiswa kwezicucu, amanxeba, izilonda nezinye ukulimala.
- Ulwa nokomisa kwe-epidermis ebusika. I-vitamin A, enezinzuzo zesikhumba eziyigugu, iyisici esisebenzayo esiyinhloko sezingubo zomlomo ezihlanzekile, ubisi lomzimba, imikhiqizo ehlanzekile, njll.
- Ihlushwa nezifo ezinjenge-dermatosis, i-psoriasis, i-furunculosis, ukuvuvukala kwezingqimba zamangcwaba, okuthiwa "zaedami" emagumbini omlomo.
I-Vitamin A yezipikili
Izinzuzo zezipikili:
- Iqeda ukomisa ngokweqile kanye nokusabalalisa.
- Ihlushwa ukuhlukumeza nokubonakala kwe-burrs ku-okolonogtevom platen.
- I-vitamin A ne-E ewusizo ngezipikili zifaka isandla ekukhuleni kwama-nail plate.
- Smoot the surface of the nail, kuqeda ukukhwaza.
- Ukwandisa amandla.
I-Retinol ibuyisela kabusha futhi iqinisa amaseli we-epithelial, okwakhiwa isikhumba. Labo abanesithakazelo sokuthi kungani i-vitamin A ewusizo, kufanelekile ukusho ukuthi kwenza isikhumba sithandeke futhi sibe nesineke ekuthinteni nesakhiwo esihambisanayo nombala. Ngenxa yokuntuleka kwayo, kunezinkinga ezihlukahlukene, futhi ukumelana nemiphumela emibi evela emanzini angaphandle. Ngokuqondene nezipikili, kunezitsha ezikhethekile zokwelapha, okunconywa ukuthi zizisebenzise ngezikhathi eziphakathi kwe-manicure noma nayo. Sinomphumela wokwelapha, okwenza izipikili ziqine futhi ziphilile, ziqinile futhi zinhle.
Imfuneko yansuku zonke yevithamini A
I-dose edingekayo yansuku zonke yomuntu ingu-10,000-25,000 IU, okuyi-μg engu-3000-7500, kuye ngesisindo somzimba. Umkhuba wevithamini A wezingane uhlukahluka phakathi kwama-micrograms angu-400 no-800 ngosuku. Amaphilisi amavithamini awusizo athathwa kabili ngosuku - imizuzu eyishumi emva kwesidlo sasekuseni nesidlo sakusihlwa. Kodwa-ke, ukugaya ukudla kwe-retinol kuncike ekutheni inani levithamini E elitholwa ngumzimba. It kuvimbela oxidation of vitamin A emathunjini kanye nezicubu. Ukwephula inqubo yokwamukela kungase kube nokuntuleka kwe-zinc.
Ukungabi nevithamini A
Ukuntuleka kwalesi sici esiwusizo emzimbeni kungabangela imiphumela embi. Kunezigaba ezintathu zokuthuthukiswa kwe-avitaminosis:
- Esiteji esikhulu, umsebenzi wezinye izitho zangaphakathi uphazamiseka. Azikho izimpawu ezibonakalayo ezibonwayo, kodwa umuntu angazizwa ehlazeka ekusebenzeni, ukwehla kwezwi lomzimba kanye nokukwazi ukulwa nezifo ezithathelwanayo.
- Esigabeni sesibili, izimpawu zokunciphisa ukuzivikela komzimba zivela.
- Esigabeni sesithathu, izifo ezihambisana nokuntuleka okukhulu kwe-retinol - pneumonia, bronchitis, sinusitis, umdlavuza, ukukhubazeka umsebenzi wokuzala, kwehlisa libido.
Uma umzimba ungenawo u-vitamin A , isikhumba somile, isimo samazinyo siba nzima, futhi "ubumpumputhe ubusuku" buqala. Umuntu uba enganandaba, engalali kahle, ngokushesha akhathele. Ukwenyuka kokungenelela kokungenwa kwe-enteric, ama-cysts esibindi, ukuguguleka komlomo wesibeletho nokukhathazeka kwabesifazane. Amadoda angabhekana nezinkinga ezihambisana nomsebenzi we-erectile.
Ukwedlula u-vitamin A
Lesi simo sinokubonakala kwezibonakaliso zesifo esinobuthi: ukuhlanza, isicashu, ukukhanda ikhanda, ubuthakathaka, ukukhuliswa kwesibindi. Ngokuvamile, imiphumela efana nayo ibangelwa ama-retinoids: ukufaka ushevu nge-vitamin A lapho kusetshenziselwa ukuxhashazwa kokudla okutshalwe yi-carotenoids kwenzeka kaningi. Kodwa-ke, kunesifo esifana ne-carotenic jaundice, lapho isikhumba sibe siphuzi ngenxa yokusetshenziswa ngokweqile kokudla kwezitshalo ezinomthamo omkhulu we-beta-carotene.
I-Vitamin A - ukuphikisana
Lokhu kufaka phakathi ukusabela okwenziwe okweqile kanye ne-hypothyroidism. Ukuthatha imithi equkethe i-vitamin A, iyoletha umonakalo uma i-retinol ekubunjweni kwayo ingena emzimbeni kanye nama-retinoids, okuyinto ndawonye ezoqinisa umphumela onobuthi. Imithi yokukhulelwa isisekelo sayo kufanele isetshenziswe kuphela ngokusho kwesibonakaliso sikadokotela futhi ngesilinganiso esicacisiwe, ngaphandle kwalokho kusongela ukuthuthukiswa kwentombazane kanye nokukhubazeka kokuzalwa kwengane yamathambo yengane.