Vitamin A emafutheni: izakhiwo kanye nezicelo. Indlela yokufaka isicelo uvithamini A emafutheni?

Sekuyisikhathi eside okungcono ezingqondweni zabantu eziye zafunda ikhono ukudla ukwelapha izifo ezithile zabantu. Kusukela azibhala baseGibhithe lasendulo yezokwelapha eyaziwa ukuthi abapristi ephucuke kakhulu zomhlaba possessed imfihlo ekwelapheni ebusuku ubumpumputhe (umbono ukulahlekelwa kuhwelela) usebenzisa isibindi kwezilwane nenhlanzi, engazi ukuthi Vitamin A. Esikhathini ibhotela, ukhilimu, amaqanda isikhuphasha kanye neminye imikhiqizo sisetshenziselwa izinto eliyingqayizivele uzothola kamuva kakhulu.

Nasi umlando ...

Ekuqaleni kwawo-XIX-XX eminyaka baqala umsebenzi asebenzayo ngifunda ethize, izakhi ezibalulekile futhi compounds ezisiza ulondoloze impilo futhi baphile isikhathi eside abantu. Phakathi abacwaningi babe udokotela Russian N. I. Lunin eziphilayo, udokotela Dutch Christiaan Eijkman bacteriologist, ezinto IsiZulu Frederick Hopkins nabanye ososayensi abaningi Russian angaphandle. Ngo-1911, umcwaningi wokuqala Polish Kazimirom Funkom ukwelapha nesifo esinzima kwemizwa watholakala beriberi, kwenzeka ngokumelene isizinda ukuntula vitamin B1. Okunamandla behlukene irayisi bran, ubizwa ngokuthi "Vitamayn" noma Vitamine. Lihunyushwe kwelesiHeberu elithi Latin. vita - okusho ukuthi "ukuphila" futhi kusukela English. okwami - «Amen," okwenza bakwazi zokuhlukanisa izidakamizwa njengoba kwakwakhe nitrogen-oqukethe. Usosayensi futhi wasikisela ukuba kuphakama izifo eziningi ngenxa yokuntuleka izinto ezithile zomzimba. Lokhu kwakuyisiqalo inkathi ukutholakala, eyokuqala kwaba yokufuna uvithamini A noma retinol. Ngo-1913, amaqembu amabili esizimele ososayensi (ngokuyinhloko sakhiwe Elmer Verner McCollum noMargarita Devis, kanti eyesibili - Thomas Osborne kanye nozakwabo) ekhishwe ku ketshezi ibhotela inkukhu neqanda isikhuphasha, hhayi oncibilikayo emanzini, kodwa inkosi enkulu yena lipids. Lalibizwa ngokuthi "fat-encibilikayo isici A", uqambe adumile "Vitamin" Funk e "amanzi-encibilikayo isici B». vitaminology, "iphayona" owaba retinol - Kusukela esisekelweni isayensi amavithamini yadalwa.

izakhiwo abahlukile nenzuzo uvithamini A

"Retinol acetate" noma "Vitamin A emafutheni" - umuthi Kulula ukuthola ekhemisi ngamunye. Anakho umphumela okuyisimanga ngempela emzimbeni womuntu. Lokhu kuyingxenye ebalulekile, njengoba antioxidant, kuhileleke wonke ukusabela redox thembeke ukuvikela umzimba kusuka ithonya elibi radicals khulula. Iphinde linendima ebalulekile amaprotheni zamagama izinqubo, normalizes umzimba futhi ikhuthaza isithiyo imisebenzi kanye nezinye ulwelwesi amaselula kanye intracellular.

Ukuze uhlelo zemisipha, isikhumba nezinwele

Vitamin A kuyadingeka kwetinhlavu ithambo, kuhlanganise amazinyo, ngenkathi kubuyekezwa isikhumba amaseli, izinwele, izinzipho, futhi kubambezela inqubo isikhumba esiqedayo futhi ukuguga bebonke. Retinol usizo olukhulu ukwelapha induna, ngcono isimo iziguli psoriasis, ezizokhuthaza ukukhiqizwa kwamangqamuzana izinto kusheshiswe ukuphulukiswa amanxeba kanye nezinye ukulimala of dermis. Vitamin Inikezwe A izifo zesikhumba, izinwele nezinzipho: dermatoses ezingamahlalakhona xeroderma (isikhumba esomile), eczema seborrhoeic, atopic dermatitis, urticaria, ezinhlobeni ezihlukene herpes, isikhumba hyperpigmentation okuthi uma sezomile nokukhumuzeka nail amapuleti, nge Alopecia nakwezinye iziyaluyalu zokukhula Imicu yotshani yi-keratin, kanye graying izinwele.

Ukuze impilo yamehlo

Mayelana imiphumela ezuzisayo uvithamini A zinsiza ku acuity ezibukwayo kwi photoreception ku ukuzinza we analyzer ezibukwayo, kanye bezibona ezisemhlabeni ngamehlo ethu ke sekuyisikhathi eside lwaziwa. Nemibala eziqukethe-beta-carotene, lingena kalula ngokusebenzisa retina esweni, ukuvikela ke kusukela ingozi ngwengwezi nezinguquko macular esiwohlozayo.

Ukuvikela ezifweni

Vitamin A emafutheni, ukusetshenziswa okuyinto edingekayo ukuze normalizing izivikeli mzimba, inikezwa udokotela ekwelapheni izifo ezithathelwanayo. Retinol hhayi kuphela igcina bese ubuyisela EPITHELIAL ukwakheka kwezicubu kanye nolwelwesi lwamafinyila, kodwa futhi kwandisa isithiyo zabo umsebenzi. Ngekwenta njalo, abemane nethonya eliyinzuzo wamaphaphu umsebenzi futhi kahle sigcwalisa ukwelapha izifo emathunjini yokusetshenziswa pheshana emathunjini bese nesifo.

Vitamin A ongavikela ekuthelelekeni noma kakhulu ekudambiseni isimo for imikhuhlane, umkhuhlane, izifo zemigudu yokuphefumula noma ngomgudu womchamo, pheshana emathunjini, kanye nezifo ezibangelwa amagciwane: yisimungumungwana, ingxibongo ngisho AIDS.

I retinol adumile xaxa?

Vitamin A uwoyela kabanzi lisetshenziswe sokukhulelwa lihambisana vitamin E ukunciphisa ingozi yezinkinga ukuvimbela okuvela kuyo kwezinso e umbungu okhulayo. Retinol kuvusa zamagama hormone steroid, normalizes spermatogenesis nokulawula umsebenzi yegilo. Beta-carotene, noma pro-Vitamin A - antioxidant enamandla, kunomthelela nokwelashwa okudidiyelwe umdlavuza, kuvimbela lokubuya kwesifo lesi sifo ngemva kokungenela kuhlinzwa. Fragments yezinhlayiya uvithamini A (citral, tsihol) zaziwa umphumela zabo antihistaminic abantu.

Ngaphandle retinol, ukuqongelela esibindini, kwandisa ezingeni glycogen emzimbeni, inhliziyo futhi imisipha, okwandisa ithoni yokuphila komuntu. Vitamin A lokuhlushwa edingekayo kwandisa igazi cholesterol, nethonya ezuzisayo on ukusebenza kohlelo kanye endocrine izinhlaka nezindlala endocrine.

Imikhiqizo - imithombo uvithamini A

Abaholi kokuqukethwe uvithamini A kukhona imikhiqizo yezilwane, lapho umzimba womuntu uthola nabo ngesimo retinoids. I izintandokazi main kulolu hlu abhekwa uwoyela isibindi nenhlanzi uwoyela cod. Kuningi izakhi ku isikhuphasha yenkukhu kanye izigwaca amaqanda, ukhilimu, ubisi lonke, ushizi, inyama, isibindi isilwane nenhlanzi, Sturgeon nezibiliboco, imikhiqizo omuncu-ubisi. I amavithamini fat-encibilikayo in ibhotela A, D, E and K kahle amuncwa umzimba womuntu, ngoba endaweni ekahle. Linani selilonkhe lebantfu labange-50 grams (nakuba izazi zokudla zitusa ukuba kungekho ezingaphezu kwezingu-30 grams) kwalo mkhiqizo esiyingqayizivele ukumboza ingxenye eyodwa kwezintathu izidingo zansuku zonke abantu retinol. Kodwa ibhotela kakhulu okunama-kilojoule amaningi umkhiqizo, ngakho khona inzuzo yokunciphisa ukusetshenziswa kwabo umkhawulo ezinengqondo, ungenza i-ukuntula uvithamini A kusuka carotenoid. Kusukela molecule-beta-carotene, noma pro-Vitamin A, umzimba womuntu uyakwazi synthesize ezimbili molecule retinol. Carotenoid-ocebile imifino, izithelo, amakhambi amajikijolo igqamile, "Ilobhothi" imibala: izaqathe, ithanga, amabhilikosi, isipinashi, amapentshisi, broccoli, amagilebhisi, isilimo esidliwayo esinamagatsha anamanzi kanye parsley, sage, oat, sembabazane, burdock izimpande, Mint nabanye.

Ziyini izindleko zonke saleli vithamini bazibuza ukuthini?

Namuhla, kule ezahlukene yimuphi ekhemisi ungathola "elixir kobusha" - uvithamini A emafutheni, intengo okuyinto amapeni nje. Ukulungiswa kohlelo abakhiqizi Russian kufanele amaphilisi: 10 PC. - 7 ruble ngamunye izingcezu ezingu-30. - ruble 25-40, ngenkathi 50-ml izitsha eziyisikhombisa retinol acetate kuyinto ruble 70-100. izidakamizwa Muhle angaphandle ne ukwengeza le ngxenye esiyingqayizivele amanani aphezulu - kusuka 1500 kuya ku-ruble 2000.

Indlela yokufaka isicelo uvithamini A emafutheni?

Uhlobo oluvame kakhulu ukusetshenziswa retinol noma retinol acetate, retinol palmitate emafutheni noma amaphilisi. Ubulula amaphilisi ngenxa ubuningi dosed uvithamini A, futhi ukuthi imfuyo asebenzayo ngenxa igobolondo akuyona nabo emoyeni. Njengoba yaziwa, retinol ukungenwa namachibi okusheshayo zihlangana nomoya-mpilo, okuyinto iyehlisa umphumela wawo. Ngokuvamile Pharmacy zingatholakala Vitamin ukulungiselela "Aevit" - "Duet" ka ngamavithamini A no-E, lapho tocopherol, kanye emandleni omzimba ukuvikela retinol kusukela namachibi. Abantu abaphethwe yizifo ngezifo, uvithamini A in ibhotela noma "Aevit" ebekwe udokotela. Kodwa njengoba isilinganiso izifo, odokotela batusa: izingane thatha 0.5-1 mg abadala - 1.5 mg, futhi abesifazane abakhulelwe noma nabancelisayo - 2.0-2.5 mg. Le mali kungathinta ezingeni lokuzivivinya futhi ukusetshenziswa kwemikhiqizo ezithile kanye nemithi. Ngakho-ke, athintane nodokotela ngaphambi kokuthatha uyenze uvithamini A liyadingeka!

Vitamin A e Cosmetology

Kunzima overestimate lokho okushiwo retinol ubuhle impilo isikhumba, izinzipho kanye isimo izinwele. Ukungeza amaconsi ambalwa isixazululo amafutha retinol acetate noma "Aevit" izidakamizwa e imaskhi ngokuba ubuso, umzimba noma yi-keratin Imicu yotshani kwenza kube panacea Okuyınqo, Kumiswe inqubo ukuguga kwesikhumba, sivuselela ukubukeka yayo ekhazimulayo okunempilo kanye izinwele - eguquguqukayo, kuyaqina kanye kukhanye zemvelo.

Vitamin A i namafutha isikhumba - okuyisipho esiyigugu semvelo, lokuyindlela uyasondla futhi moisturizes ke. ukusetshenziswa Cosmetology olubanzi retinol zokwelapha anti-ukuguga: I-bushelelezi imigqa emihle, ukuthuthukisa isikhumba turgor, nge hyperpigmentation nezinye kwamaphutha yobuhle. Ekhaya, amaconsi ambalwa Vitamin A emafutheni noma "Aevitum 'ukulungiselela imaskhi evamile (ngesilinganiso 2-3 lehla 50 g we ingxube) inikeza isikhumba sakho uzilungise futhi ukubukeka enempilo.

Vitamin A ku amafutha umuntu kungaba ukungezwa iyiphi ingxube eliqukethe akukho ukudla esidi: lemon noma kalamula, oludakisayo ubisi isiphuzo, izithelo omuncu noma amajikijolo. Ngaphezu kwalokho, i imaskhi retinol Awukwazi ukuba kushisa kakhulu, futhi kungcono ukuze ungeze mass efudumele. Emangazayo anti-ukuguga umphumela uvithamini A imaski ingatholakala uma uzibiza kanjalo kusihlwa, ngaphambi kokulala ebusuku ngoba inqubo ukuvuselelwa ivuswe ngu amaseli isikhumba.

Vitamin A emafutheni izinwele kusiza ukubenza esithambile futhi silky. Uma e 20-40 ml (kuncike ubude izinduku yi-keratin) burdock, umnqumo, alimondi noma uwoyela peach engeza 7-15 ML ngokulandelana esiphuzo ngamavithamini A no-E, noma 5-10 "Aevitum" ukulungiselela amaphilisi, ivuse izithako wawabeka phezu izinwele bese bopha ikhanda lakho cindezela bese ubamba ke ihora ke emva ukwelashwa ezimbalwa ngisho izinwele buthaka ziyojabula ngamandla ayo, kukhanye yemvelo enempilo nobuhle emangalisayo.

Vitamin A emafutheni - a "elixir" esiyingqayizivele, okuyinto enhle ngoba impatho, ukuqinisa futhi rejuvenate umzimba. Lihambisana amavithamini C, E & D, zinc, one-fluoride, ne-calcium, nensimbi, kungcono kakhulu wakwamukela futhi kuletha inzuzo egcwele ukuze indoda.