I-Vitamin A CAS: 68-26-8

I-vitamin A idlala indima ekuhlukaniseni amaseli, okubalulekile ekuthuthukisweni nasekugcinweni kwezicubu ezijwayelekile njengesikhumba, uhlelo lokuphefumula, kanye nomgudu wokugaya ukudla. Iphinde ihileleke ekubonakalisweni nasekulawulweni kwezakhi zofuzo. Imithombo ye-vitamin A ifaka phakathi isibindi, amafutha esibindi senhlanzi, imikhiqizo yobisi, nokudla okuqinisiwe, kanye nezithelo nemifino enemibala. Umsebenzi oyinhloko we-Vitamin A ukusekela umbono, ikakhulukazi ezimweni eziphansi. Isiza ekugcineni impilo ye-cornea nezinye izicubu zamehlo, futhi ukuntuleka kwayo kungaholela ekungaboni ebusuku futhi ekugcineni kube ubumpumputhe obuphelele. Ngaphezu kwalokho, i-vitamin A ibalulekile ekusebenzeni kahle kwesimiso sokuzivikela komzimba, njengoba isekela ubuqotho besikhumba kanye nolwelwesi lwamafinyila, olusebenza njengezithiyo zokutheleleka. Ngaphezu kwalokho, i-vitamin A ibalulekile ekukhuleni nasekuthuthukisweni okuvamile, njengoba idlala indima ebalulekile ekuhlukaniseni amaseli kanye nokugcinwa kwezicubu ezinempilo, okuhlanganisa isikhumba, uhlelo lokuphefumula, kanye nomgudu wokugaya ukudla. Indima yayo ekubonakalisweni nasekulawulweni kwezakhi zofuzo nayo inegalelo empilweni iyonke. Kwabesifazane abakhulelwe, i-vitamin A ibalulekile ekukhuleni kwengane esanda kuzalwa. Sekukonke, i-vitamin A ibalulekile ekuboneni, ekusebenzeni komzimba, kanye nempilo yamaseli, okwenza kube yisakhi esibalulekile senhlalakahle iyonke. Kodwa-ke, kubalulekile ukulisebenzisa ngobuningi obufanele, njengoba ukudla i-vitamin A ngokweqile kungaholela ebuthi kanye nemiphumela emibi empilweni.