Iziphumo zempilo ezi-6 zokungabikho kwevithamini A

Umxholo

• 1. Xerophthalmia
• 2. Ubumfama ebusuku
• 3. Isikhumba esijiyileyo nesomileyo
• 4. Ukukhula okumileyo
• 5. Iingxaki zokuchuma
• 6. Ukwenza buthathaka amajoni omzimba
• Yintoni enokubangela ukunqongophala kwevithamini A
• Ukuqinisekisa njani ukungabikho kwe-vitamin A
• Lwenziwa njani unyango?
• 1. Yitya ukutya okunotye ivithamin A
• 2. Thatha isongezelelo se-vitamin A

Ukunqongophala kukavithamini A emzimbeni kubonakala ikakhulu kwimpilo yamehlo, enokuthi ikhokelele kwiingxaki zamehlo ezifana ne-xerophthalmia okanye ubumfama ebusuku, kuba le vithamini ibaluleke kakhulu kwimveliso yombala othile ovumela ukuba ubone lonke uhlobo ukukhanya.

Nangona kunjalo, kwaye ukongeza, ukunqongophala kwevithamini A kunokubangela iingxaki zolusu, amajoni omzimba abuthathaka, ukukhula okungaginyisi mathe kunye neengxaki zokuzala. Umonakalo obangelwe kukunqongophala kukavithamini A unokuhlengahlengiswa kwiimeko ezininzi, kufuna unyango ngokuxhasa ivithamini kunye nokwanda kwimithombo yayo yokutya.

Ukusilela kweVitamin A kunokubangela ezinye iingxaki ezinje:

1. Xerophthalmia

Esi sisifo esiqhubela phambili apho kukho ukwanda kwithishu egubungela iliso kunye nokoma komphezulu wangaphandle weliso, onokubangela ubumfama. Iimpawu eziphambili zibandakanya ukutshisa emehlweni, ubunzima bokubona kwindawo emnyama kunye nemvakalelo yamehlo owomileyo.

Njengoko i-xerophthalmia iqhubeka, izilonda ze-corneal kunye nezilonda zingabonakala njengamabala amhlophe amhlophe kwiliso, ezaziwa njengeendawo zeBitot, ezinokuthi xa zinganyangwa zinganyangekiyo, zinokubangela ubumfama. Funda ngakumbi ngale ngxaki kunye nendlela ephathwa ngayo.

2. Ubumfama ebusuku

Ubumfama bobusuku yingxaki ye-xerophthalmia, apho umntu enobunzima bokubona kwiindawo ezinokukhanya okuphantsi, ngakumbi xa usuka kwindawo enokukhanya okuninzi uye kumnyama. Nangona kunjalo, abantu abanengxaki banokuba nombono oqhelekileyo ngokupheleleyo emini.

Ubunzima obubangelwa yimfama yasebusuku buhlala buvela xa amanqanaba omnye wombala kwii-retinal receptors, ezaziwa ngokuba yi-rhodopsin, ephantsi kakhulu, echaphazela ukubanakho kwamehlo ukuqhubekekisa izinto ekukhanyeni okuphantsi. Imveliso yeRhodopsin ihlala ilawulwa sisixa sevithamini A. Jonga indlela yokuchonga ubumfama ebusuku.

3. Isikhumba esijiyileyo nesomileyo

Ukunqongophala kukavithamini A kunokuvelisa i-follicular hyperkeratosis, kulapho ifollic yeenwele kulusu ludibene neepergi ze-keratin, zisenza ulusu lube lukhulu. Olu tshintsho lwenza ulusu lubukeke ngathi "lulusu lwenkukhu", ukongeza ekubeni yomile, i-flakier kwaye irougher.

I-Hyperkeratosis ihlala iqala ezingalweni nasemathangeni, kodwa ngokuhamba kwexesha, inokusasazeka kuwo onke amalungu omzimba.

4. Ukukhula okumileyo

Amanqanaba asezantsi evithamini A emzimbeni anokubangela ukulibaziseka ekukhuleni kwabantwana, njengoko kubalulekile ivithamini ebalulekileyo ekukhuleni kwethambo. Ukongeza, ukunqongophala kukavithamini A kunokubangela notshintsho kwincasa nakwivumba, kubangele ukutya kuphulukane nencasa, ekhokelela umntwana ukuba afune ukutya kancinci, ekugqibeleni kuthintela ukukhula.

5. Iingxaki zokuchuma

I-Vitamin A iyimfuneko ekuveliseni kwakhona kwinqanaba lamadoda nabasetyhini, kunye nokukhula kakuhle komntwana ngexesha lokukhulelwa. Ukongeza, ukunqongophala kwale vithamini kubonakala kunxulumene nokubonakala kokuqhomfa okuzenzekelayo.

6. Ukwenza buthathaka amajoni omzimba

Amajoni omzimba anokuba buthathaka xa kukho ukunqongophala kwivithamini A emzimbeni, njengoko ukunqongophala kwale vithamini kuchaphazela ukusebenza kweeseli ze-T, ezibalulekileyo iiseli zomzimba. Ke, ukunqongophala kwe vithamin A kwandisa umngcipheko wokubamba izifo ezahlukeneyo zebhaktiriya, ezosulelo okanye ezosulelayo, ngakumbi kwinqanaba lokuphefumla.

I-Vitamin A ikwasebenza kwinkqubo yokuvelisa i-collagen kwaye, ke, ukusilela kwayo emzimbeni kunokuphazamisa ukuphola kwenxeba, umzekelo.

Yintoni enokubangela ukunqongophala kwevithamini A

Oyena nobangela uphambili wokunqongophala kukavithamini A kukutya okungonelanga kokutya okunevithamini A, njengeminqathe, amaqanda, ibroccoli okanye isibindi, umzekelo. Nangona kunjalo, ezinye iingxaki ezinje nge-fibrosis, ukusela kakhulu utywala okanye ukuphazamiseka kwesibindi nako kunokwandisa umngcipheko wokunqongophala kwale vithamini.

Ngaphaya koko, ekubeni ivithamin A inyibilika ngamanqatha, ukuba kukho ukungabinamafutha kumgangatho wamathumbu, kunokwenzeka ukuba ivithamini ayifunxwanga kakuhle ekutyeni. Olu hlobo lwesizathu luxhaphake kubantu abaye benza utyando lwe-bariatric okanye abanezifo zesisu ezivuthayo.

Ukuqinisekisa njani ukungabikho kwe-vitamin A

Ukunqongophala kukaVitamin A kuhlala kurhaneleka ebantwaneni nakubantu abadala abangondlekanga okanye kubantu abanemingcipheko, kodwa iimpawu kunye neempawu kufuneka zihlale zivavanywa ngugqirha.

Ugqirha unokuyalela uvavanyo lwegazi lwe-serum retinol, apho amaxabiso angaphantsi kwe-20 mcg / dL abonisa ukungabikho kwe-vitamin A emzimbeni, kwaye amaxabiso angaphantsi kwe-10 mcg / dL abonisa ukusilela okukhulu.

Lwenziwa njani unyango?

Unyango lokunqongophala kwe vithamin A lusekwe ekonyuseni ukutya okutyayo kule vithamini, kunye nokongezwa ngomlomo, ukunciphisa umngcipheko wokufa. Kubalulekile ukuba, ngexesha lonyango, umntu alandelwe yingcali yesondlo ukuqinisekisa ukubonelelwa ngokwaneleyo kwevithamini A kwiimfuno zabo zemihla ngemihla.

Ke, unyango lubandakanya:

1. Yitya ukutya okunotye ivithamin A

I-vitamin esele yenziwe ifunyanwa kuphela kukutya okuyimvelaphi yezilwanyana, kwiindawo zokugcina, oko kukuthi, esibindini nakumanqatha amaqanda nobisi. Inani elikhulu lale vithamini likwafumaneka kwioyile yesibindi.

Nangona kunjalo, kukho ukutya okuvela kwimvelaphi yezityalo eziqulathe iicarotenoids, ezingaphambi kukavithamini A kwaye ezifumaneka ikakhulu kwimifuno eluhlaza emnyama okanye iziqhamo ezimthubi-orenji, ezinje ngeminqathe, isipinatshi, ijusi yeorenji, iitapile, phakathi kwezinye. Jonga uluhlu olupheleleyo lokutya okutyebileyo ku-vitamin A.

2. Thatha isongezelelo se-vitamin A

Ukongezwa kweVitamin A kufuneka kukhokelwe ngugqirha okanye isondlo, njengoko idosi iya kuxhomekeka kubudala, ubunzima kunye nemeko yempilo yomntu ochaphazelekayo.

Ngokubanzi, kubantu abadala, kuqhelekile ukuhambisa amathamo ama-200,000 e-IU. Abantwana abangaphantsi konyaka omnye kufuneka bafumane isiqingatha sedosi, kwaye abantwana abangaphantsi kweenyanga ezi-6 kufuneka bafumane ikota yedosi kuphela.

Ngamanye amaxesha, ukongezwa kweevitamin A kunokwenziwa ngeoyile yesibindi ye-cod kuba, ukongeza ekuqulathe isixa esihle sale vithamini, ikwaqulathe ivithamin D, omega 3, iodine kunye ne-phosphorus, ezibalulekileyo kuphuhliso lwabantwana.