Odee: Peter Berry
OfbọChị Okike: 11 Julai 2021
DatebọChị Mmelite: 18 Novemba 2024
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Ndinaya

Nchịkọta

Vitamin A Palmitate bụ ụdị vitamin A. A hụrụ ya na ngwaahịa anụmanụ, dịka akwa, ọkụkọ, na anụ ehi. A na-akpọkwa ya vitamin preformed na retinyl palmitate. Vitamin A palmitate dị ka arụpụtara arụpụtara. N’adịghị ka ụdị vitamin A ụfọdụ, vitamin A palmitate bụ retinoid (retinol). Retinoids bụ bioavailable bekee. Nke a pụtara na ha na-abanye n'ime ahụ n'ụzọ dị mfe ma jiri ya rụọ ọrụ nke ọma.

Vitamin A palmitate vs. vitamin A

Vitamin A na-ezo aka na nri ndị na-ekewa ụzọ abụọ dị iche iche: retinoids na carotenoids.

Carotenoids bụ pigmenti na-enye inine na ngwaahịa osisi ndị ọzọ, agba ha na-enwu gbaa. N'adịghị ka retinoids, carotenoids anaghị adị ndụ. Tupu ahụ gị nwere ike irite uru na ha n'ụzọ na-edozi ahụ, ọ ga-atọghata ha n'ime retinoids. Usoro a nwere ike isiri ụfọdụ ndị ike ime, gụnyere:

  • mụaka akaghi aka
  • ụmụaka na-enweghị nri, na ụmụaka (ndị na-enweghị oke nri na-edozi ahụ)
  • ụmụ nwanyị na-adịghị nri nri dị ime, ma ọ bụ na-enye ara ara (ndị na-enweghị oke nri na-edozi ahụ)
  • ndị nwere ọrịa cystic fibrosis

Mgbe ụfọdụ, mkpụrụ ndụ ihe nketa nwekwara ike iso rụọ ọrụ.


Vitamindị vitamin A abụọ a na-enyere aka ịkwado ahụike anya, ahụike anụ ahụ, ọrụ sistemu ọgụ, yana ahụike ịmụ nwa.

Common ojiji na iche-iche

Enwere ike ị Vitaminụ ọgwụ Vitamin A n'ụdị mgbakwunye iji kwado ma debe ahụike anya kacha mma, ahụike sistemu na ahụ ike. Ọ dịkwa site na ogwu ogbugba, maka ndị na-enweghị ike ị itụ ya n'ụdị pill.

A na-ejikarị ya dị ka ihe dị na multivitamins, ọ dịkwa dị ka naanị ihe na-eme ka mgbakwunye.Enwere ike ịkpọ ihe mgbakwunye ndị a dị ka vitamin A ama ma ọ bụ retinyl palmitate. Edepụtara vitamin A nke ngwaahịa ma ọ bụ mgbakwunye nwere na label dị na IU (ngalaba ụwa).

A na-ahụ vitamin A palmitate ụdị anụmanụ ọ bụla, dịka:

  • umeji
  • akwa nkochi akwa
  • azụ
  • mmiri ara ehi na mmiri ara ehi
  • chiiz

Foodlọ Ọrụ Na-ahụ Maka Ọgwụ na Ọgwụ na United States (FDA) na-atụ aro ka ndị mmadụ karịa afọ anọ na-eri 5,000 IU nke vitamin A site na nri sitere na anụmanụ, na isi ihe ọkụkụ (retinoids na carotenoids).


Enwere ike ịba uru

Vitamin A palmitate amụọla maka ọtụtụ ọnọdụ ma nwee ike ịnwe uru ahụike n'ọtụtụ mpaghara, gụnyere:

Retinitis pigmentosa

Ihe omumu omumu ihe omumu nke emere na Harvard School of Medicine, Massachusetts Eye na Ear Infirmary kpebiri na ogwu agwakọtara site na vitamin A palmitate, mmanu mmanu, na lutein, gbakwunyere afọ iri abụọ nke ọhụụ bara uru nye ndị achọpụtara ọtụtụ ọrịa anya, dị ka retinitis pigmentosa na Syndromedị ​​ọrịa Usher 2 na 3. Ndị sonyere natara mgbakwunye nwere 15,000 IUs nke vitamin A palmitate kwa ụbọchị.

Anwụ na-acha mebiri emebi

Otu nnyocha e mere na nyochapụtara mmetụta nke vitamin A Palmitate nke etinyere n’isi, na mmanụ moisturizer nke nwere antioxidants, na akpụkpọ foto. Akụkụ ahụ ndị a mụtara gụnyere olu, obi, ogwe aka, na obere ụkwụ. Ndị na-amụ ihe bụ ndị e nyere ngwakọta vitamin A palmitate, gosipụtara mmụba na ogo anụ ahụ bido na izu 2, yana mmụbawanye nke na-aga n'ihu na-abawanye site na izu 12.


Ihe otutu

Ojiji eji eji ngwa ogwu ogwu nwere retinoids nwere na mbenata otutu. E gosipụtakwala na retinols na-akpali akpali karịa ọgwụgwọ acne ndị ọzọ, dị ka tretinoin.

Enwere na vitamin A palmitate ikike iji kwado ọnya ọnya na nchekwa nchekwa, mgbe etinyere ya n’isi. Achọkwuru nnyocha na mpaghara ndị a.

Mmetụta na ihe ize ndụ

Vitamin A nkwụcha bụ abụba soluble ma na-echekwa ya n’ime abụba anụ ahụ. Maka nke a, ọ nwere ike iwulite ogo toro oke, na-ebute nsị na ọrịa imeju. Nke a nwere ike ime site na mgbakwunye karịa karịa nri. Ndị nwere ọrịa imeju ekwesịghị ịtinye mgbakwunye vitamin A palmitate.

Ejikọtara ihe ndị na-eme ka vitamin A dị elu dị ukwuu na nkwarụ ọmụmụ, gụnyere adịghị mma nke anya, ngụgụ, okpokoro isi, na obi. Akwadoghi ya maka umu nwanyi di ime.

Ndị nwere ụdị ọrịa anya agaghị ewere ihe mgbakwunye nwere vitamin A palpitate. Ndị a gụnyere:

  • Stargardt ọrịa (Stargardt macular dystrophy)
  • Cone-mkpanaka dystrophy
  • Ọrịa kacha mma
  • Retinal ọrịa na site n'usoro Abca4 mutations

Ihe mgbakwunye Vitamin A nwekwara ike igbochi ọgwụ ụfọdụ. Soro dọkịta gị kwurịtara ya, ma ọ bụ onye na-ere ọgwụ ma ọ bụrụ na ị na-a medicationsụ ọgwụ ndenye ọgwụ ugbu a, dị ka ndị eji psoriasis, ma ọ bụ ọgwụ ọ bụla a na-edozi site na imeju. A pụkwara ịgọnarị ọgwụ ụfọdụ na-ere ọgwụ, dị ka acetaminophen (Tylenol).

Echiche

Ihe mgbakwunye Vitamin A adịghị adabara onye ọ bụla, dịka ụmụ nwanyị dị ime na ndị nwere ọrịa imeju. Otú ọ dị, ha na-egosi na ha bara uru maka ọnọdụ ụfọdụ, dịka retinitis pigmentosa. Iri nri nwere vitamin A palpitate dị mma ma dịkwa mma. Inweta ihe mgbakwunye nwere ike ịbụ nsogbu na oke dị elu. Gwa dọkịta gị banyere iji nke a ma ọ bụ mgbakwunye ọ bụla.

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