Vitamin A na mmanụ: Njirimara na ngwa. Esi etinye vitamin A na mmanụ?

Ọ dịwo anya ndị mmadụ kasị mma uche mụụrụ ike nke nri iji gwọọ ụfọdụ ụmụ mmadụ na ọrịa. Si Ijipt oge ochie ọgwụ treatises mara na ndị nchụàjà nke kasị ukwuu mepee emepe n'ụwa nwere ihe nzuzo nke ọgwụgwọ nke abalị ìsì (ọhụụ ọnwụ na chi ojiji) iji imeju nke ụmụ anụmanụ na azụ, n'amaghị ihe vitamin A. Na butter, ude, egg nkochi ime akwa na ndị ọzọ na ngwaahịa bụ a pụrụ iche ihe onwunwe ga-ahụ ọtụtụ ihe mgbe e mesịrị.

A bit nke akụkọ ihe mere eme ...

Mgbe uzo nke XIX-XX ọtụtụ narị afọ malitere ifịk ọrụ na-amụ kpọmkwem, dị oké mkpa ọcha na ogige na-enyere ịnọgide na-enwe ahụ ike na ogologo ndụ mmadụ. Otu n'ime ihe ndị na-eme nnyocha Russian dibịa N. I. Lunin biochemist, Dutch dibịa Christiaan Eijkman nje, English biochemist Frederick Hopkins na ọtụtụ ndị ọzọ Russian na mba ọzọ na ndị ọkà mmụta sayensị. Na 1911, mbụ Polish nchọpụta Kazimirom Funkom gwọọ oké ụjọ ọrịa a hụrụ beriberi, pụtara megide a ndabere nke erughi nke vitamin B1. Kristal kewapụrụ osikapa bran, ọ na-akpọ "Vitamayn" ma ọ bụ Vitamine. Si sụgharịa Latin. Vita - pụtara "ndụ" na site English. m - «Amen," bụ nke mere ka o kwe omume were ọgwụ ka a nitrogen-nwere compound. Onye ọkà mmụta sayensị na-atụ aro na ọtụtụ ọrịa na-ebilite n'ihi na nke a enweghị ụfọdụ bekee ke idem. Nke a bụ mmalite nke oge nke chọpụtara, nke mbụ nke nke bụ nnweta nke vitamin A ma ọ bụ retinol. Na 1913, abụọ nọọrọ onwe ha dị iche iche nke ndị ọkà mmụta sayensị (isi ugbua Elmer Verner McCollum na Margarita Devis, na nke abụọ - Thomas Osborne na ibe) e amịpụtara si butter na ọkụkọ egg nkochi ime akwa umi, ọ bụghị soluble na mmiri, ma oké nwe onwe ya lipids. Ọ na-akpọ "abụba-soluble akpata A", renamed ama "vitamin" Funk na "mmiri-soluble akpata B». vitaminology, "ọsụ ụzọ" nke ghọrọ a retinol - Ebe ọ bụ na ntọala nke sayensị nke vitamin e kere.

Unique bara uru Njirimara nke vitamin A

"Retinol acetate" ma ọ bụ "Vitamin A na mmanụ" - a ọgwụ na dị mfe inweta onye ọ bụla na-ere ọgwụ. O nwere a n'ezie n'ụzọ ọrụ ebube mmetụta ahụ mmadụ. Nke a dị mkpa akụrụngwa, dị ka antioxidant, bụ idem ke niile redox Jeremaya mere reliably ichebe ahụ si na-ezighị ezi mmetụta nke free radicals. Ọ na-ekere òkè dị mkpa na protein njikọ Filiks, apụta metabolism ma na-akwalite ihe mgbochi ọrụ na ndị ọzọ na cellular na intracellular membranes.

N'ihi na nweekwa usoro, akpụkpọ ntutu

Vitamin A dị mkpa na guzobere nke ọkpụkpụ, gụnyere ezé, mgbe emelite akpụkpọ sel, ntutu isi, mbọ, ọ na-na slows ala usoro nke akpọnwụ akpụkpọ merela agadi n'ozuzu. Retinol akwa aka n'ịgwọ otutu, mma ọnọdụ nke ọrịa na psoriasis, akpali mmepụta nke bekee adị n'elu na-agwọ ọrịa nke ọnyá na ndị ọzọ unan nke dermis. E Kenyere vitamin A ọrịa akpụkpọ, ntutu isi ma mbọ: ala ala dermatoses na xeroderma (akọrọ akpụkpọ), seborrhoeic eczema, atopic dermatitis, urticaria, na dị iche iche nke herpes, anụ hyperpigmentation, mgbe akọrọ na kenkuwa ntu efere, na alopecia na ndị ọzọ na-anaghị ekwe nke ibu keratin emep uta eri, dị ka nke ọma dị ka ntutu isi graying.

N'ihi na anya ike

Banyere mmetụta bara uru nke vitamin A supplementation na visual acuity na photoreception on normalisation nke visual analyzer, nakwa dị ka uzọ nke ụwa site n'anya anyị na ọ dịwo mara. Pigments na nwere beta-carotene, mfe penetrates site na retina anya, na-echebe ya site na ihe ize ndụ nke cataracts na macular degenerative mgbanwe.

Iji chebe megide ibute ọrịa

Vitamin A na mmanụ, na ojiji nke nke dị mkpa maka normalizing dịghịzi usoro, na-kenyere a dibịa na ọgwụgwọ nke na-efe efe. Retinol bụghị nanị na-ekwusi na-eweghachi epithelial anụ ahụ Ọdịdị na mucous membranes, kamakwa enwekwu ha mgbochi ọrụ. O si otú a mmetụta bara uru na akpa ume ọrụ na-ọma complements ọgwụgwọ nke ọnyá ọrịa nke eriri afọ tract na afọ.

Vitamin A pụrụ isi chebe megide ọrịa ma ọ bụ budata belata ọnọdụ maka oyi, influenza, akụkụ okuku ume na ọrịa ma ọ bụ urinary tract, eriri afọ tract, nakwa dị ka malitere ịrịa ọrịa: Measles, kịtịkpa na ọbụna AIDS.

The ọzọ ma ama retinol?

Vitamin A mmanụ na ọtụtụ-eji ime na Nchikota na vitamin E iji belata ihe ize ndụ nke nsogbu na gbochie omume nke abnormalities na-emepe emepe nwa. Retinol akpali njikọ nke steroid homonụ, apụta spermatogenesis ma mezie thyroid ọrụ. Beta-carotene, ma ọ bụ pro-vitamin A - a dị ike antioxidant, ọ na-eme ka mgbochi na integrated ọgwụgwọ nke ọrịa cancer, na-egbochi nlọghachi nke ọrịa mgbe ịwa ahụ aka. Iberibe nke ụmụ irighiri nke vitamin A (citral, tsihol) na-mara ha antihistaminic mmetụta ụmụ mmadụ.

E wezụga retinol, dum n'ịkpa na imeju, enwekwu larịị nke glycogen ke idem, obi na muscle, ịba ụba ụda nke ndụ mmadụ. Vitamin A ịta chọrọ enwekwu ọbara cholesterol, a mmetụta bara uru na ọrụ nke usoro na endocrine akụkụ nke endocrine glands.

Products - na isi mmalite nke vitamin A

Ndú na ọdịnaya nke vitamin A na-anụ na ngwaahịa, ebe ahụ mmadụ na-enweta ha n'ụdị retinoids. Isi ọkacha mmasị na nke a ndepụta na-ahụta ka okporoko imeju mmanụ na iyak mmanụ. A ọtụtụ ndị nri na-na nkochi ime akwa nke ọkụkọ, na nnụnụ kwel àkwá, ude, dum mmiri ara ehi, cheese, anụ na ngwaahịa, anụmanụ imeju na azụ, Sturgeon caviar, utoojoo-mmiri ara ehi na ngwaahịa. The abụba-soluble vitamin na butter A, D, E na K n'ụzọ zuru okè etinye obi gị dum site na ahụ mmadụ, ebe ọ bụ na ha bụ ndị na ezigbo ebe obibi. A ngụkọta nke 50 grams (ọ bụ ezie nutritionists nwere ike ikwu na ọ dịghị ihe karịrị 30 grams) nke a pụrụ iche ngwaahịa ekpuchi otu n'ime atọ nke kwa ụbọchị mkpa nke ndị mmadụ na retinol. Ma butter kwa elu-kalori ngwaahịa, n'ihi ya na ịmachi ha oriri na a ezi uche ịgba, ị pụrụ ime ka elu maka a erughi nke vitamin A si carotenoids. Site molekul nke beta-carotene, ma ọ bụ pro-vitamin A, ahụ mmadụ bụ ike synthesize abụọ ụmụ irighiri nke retinol. Carotenoid-ọgaranya vegetables, mkpụrụ osisi, herbs na tomato na-egbuke egbuke, "okporo ụzọ ìhè" agba: karọt, ugu, apricots, akwụkwọ nri, peach, brọkọlị, mkpụrụ vaịn, celery na pasili, sage, oat, nettle, burdock mgbọrọgwụ, Mint na ndị ọzọ.

Gịnị bụ na-eri nke a sịkwa vitamin?

Taa, na nso nke ọ bụla ahịa ọgwụ ị pụrụ ịchọta "Elixir ntorobịa," - vitamin A na mmanụ, na price nke bụ mere ego aka. Na njikere nke Russian emepụta ga capsules: 10 PC. - 7 rubles kwa 30 iberibe. - 25-40 rubles, mgbe ke 50-ml vials retinol acetate bụ 70-100 rubles. Ịchọ mma ndị mba ọzọ ọgwụ ọjọọ na mgbakwunye na nke a pụrụ iche akụrụngwa nwere elu price - site na 1500 ruo 2000 rubles.

Esi etinye vitamin A na mmanụ?

Kacha nkịtị ụdị bụ ojiji nke retinol ma ọ bụ retinol acetate, retinol palmitate na mmanụ ma ọ bụ capsules. Mfe capsules ruru dosed ukwu nke vitamin A, na na na-arụsi ọrụ ike umi n'ihi na shei bụ na kọntaktị na ikuku. Dị ka a maara, retinol susceptible ka ngwa ngwa ọxịdashọn na kọntaktị na oxygen, nke budata ebelata mmetụta ya nke ọma. Ọtụtụ mgbe, pharmacies pụrụ ịchọta vitamin nkwadebe "Aevit" - "duet" nke vitamin A na E, nke tocopherol, tinyere ahụ ike iji chebe retinol si ọxịdashọn. Ndị na-enwe ọrịa dị iche iche, vitamin A na butter ma ọ bụ "Aevit" kenyere ndị dibịa. Ma, dị ka a mgbochi ụfọdụ, ndị dọkịta nwere ike ikwu na: ụmụaka buru 0.5-1 mg n'ihi na ndị okenye - 1.5 mg, na ka nwanyị dị ime ma ọ bụ nọọsụ nne - 2.0-2.5 mg. A ego nwere ike imetụta-emega ahụ na oriri nke ụfọdụ na ngwaahịa na ọgwụ. Ya mere, ịga hụ dọkịta tupu ewere n'ime vitamin A a chọrọ!

Vitamin A na cosmetology

O siri ike overestimate mkpa nke retinol maka ịma mma na ahụ ike nke anụ ahụ, mbọ na ntutu isi ọnọdụ. Agbakwunye ole na ole tụlee mmanụ ngwọta nke retinol acetate ma ọ bụ "Aevit" ọgwụ ọjọọ na nkpuchi maka ihu, ahụ ma ọ bụ keratin emep uta eri na-eme ka ya a n'ezie panacea, suspends usoro ịka nká nke anụ ahụ, na-eweghachi ya radiant ike anya na ntutu - mgbanwe, ekwedo na eke na-enwu.

Vitamin A na mmanụ maka akpụkpọ - oké ọnụ ahịa onyinye nke uwa, nke nourishes na moisturizes ya. Cosmetology ọtụtụ ojiji nke retinol na mgbochi merela agadi agwọ ọrịa: maka larịị ezi edoghi, welie akpụkpọ turgor, na hyperpigmentation na ndị ọzọ na aesthetic erughị eru. N'ụlọ, a ole na ole tụlee nke Vitamin A na mmanụ ma ọ bụ "Aevitum" nkwadebe ke mbụ nkpuchi (ọnụego nke 2-3 tụlee 50 g nke ngwakọta) na-enye gị akpụkpọ groomed ike n'ile anya.

Vitamin A na mmanụ maka a onye ike-atụkwasịkwara ọ bụla ngwakọta nwere dịghị acidic oriri: lemon ma ọ bụ wayo ihe ọṅụṅụ, fermented mmiri ara ehi onunu, utoojoo mkpụrụ osisi ma ọ bụ tomato. Ke adianade do, a nkpuchi na retinol ike na-nnọọ na-ekpo ọkụ, na ọ dị mma ka ịgbakwunye na-ekpo ọkụ uka. Ịtụnanya mgbochi merela agadi mmetụta nke vitamin A nkpuchi pụrụ inweta ma ọ bụrụ na etinyere ha na mgbede, tupu na-aga ụra n'abalị n'ihi na imu usoro na-arụ ọrụ site na akpụkpọ mkpụrụ ndụ.

Vitamin A na ntutu isi mmanụ aka eme ka ha nro na silky. Ọ bụrụ na 20-40 ml (dabere na ogologo nke mkpara keratin) burdock, olive, almond ma ọ bụ peach mmanụ tinye 7-15 ml karị nke vitamin A na E, ma ọ bụ 5-10 "Aevitum" nkwadebe nke capsules, ebido Efrata na-etinye ha na ntutu isi na mgbe ahụ na kechie gị isi mpikota onu ma jide ya ruo otu awa, mgbe ahụ, mgbe a ole na ole agwọ ọrịa ọbụna ebelatawo ntutu ga-obi ụtọ ị na-ike ya, a ike eke na-enwu na-eju mara mma.

Vitamin A na mmanụ - a pụrụ iche "Elixir", nke bụ ezigbo maka ọgwụgwọ, ike na rejuvenate ahu. Nchikota na vitamin C, E & D, zinc, Fluoride, calcium, na ígwè, ọ na-aka mma etinye obi gị dum na-eweta kacha uru mmadụ.