Izongezo zeVithamin B12: Iziphumo zazo, Ukusetyenziswa Ngokhuselekileyo kunye Neziphumo Ezinokubakho
Yintoni iB12?
IVithamin B12 yenye yezona vithamin zisisiseko ezifunekayo ukuze umzimba usebenze kakuhle. Ingakumbi idlala indima ebalulekileyo kwinkqubo yemithambo-luvo, ekwenziweni kwegazi nakuhlaziyweni kweeseli. Ukunqongophala kweB12 yingxaki eqhelekileyo, kwaye idla ngokubangelwa kukungondleki kakuhle okanye iingxaki ezahlukeneyo zempilo. Kwiimeko ezidinga unyango, inkxaso yeB12 idla ngokucetyiswa ngendlela yethebhulethi okanye ipilisi. Nangona kunjalo, ukusetyenziswa kwezi zongezelelo kufuneka kuhlelwe rhoqo ngokuyalelwa ngugqirha kunye neziphumo zovavanyo lwegazi.
Ukunqongophala kweB12 kunye nesiFuno soNcedo
Ukunqongophala kwevithamin B12 kudla ngokunxulunyaniswa nokungatyityelwa ngokwaneleyo kokutya okuvela kwizilwanyana okanye iingxaki zokufunxwa. Iimpawu zokunqongophala ziquka ukudinwa, ukuswela amandla, ubunzima bokugxila, iingxaki ezinxulumene nenkqubo yemithambo-luvo kunye neentlobo ezithile zokungabikho kwegazi. Kule meko, izongezelelo zeB12 (ipilisi okanye inaliti) zinokufakwa kwinkqubo yonyango ngokucetyiswa ngugqirha.
Imingcipheko yoKusetyenziswa okungaziwayo
IVithamin B12 ngokubanzi iyanyibilika emanzini kwaye inani elingaphezulu kwayo lingakhutshwa ngomchamo. Nangona kunjalo, ukusetyenziswa ixesha elide nokungalawulwanga, ngakumbi xa kuthathwa imithamo ephezulu, kunokubangela ukuqokelelwa okungafunekiyo emzimbeni okanye iziphumo ebezingalindelekanga. Ukusetyenziswa kwepilisi yeB12 ngaphandle kolawulo lukagqirha; kunokubangela imingcipheko yezempilo engafunekiyo kwaye kwenze kube nzima ukulawula imeko yakho yezempilo.
Iziphumo ebezingalindelekanga zoNcedo lweVithamin B12
Ngokubanzi, izongezelelo zeB12 ezicetyiswa phantsi kolawulo lukagqirha zithathwa njengezikhuselekileyo kwimithamo ecetyisiweyo. Nangona kunjalo, kwabanye abantu, ngenxa yokusetyenziswa okugqithisileyo okanye okungafunekiyo, ezi ziphumo zilandelayo zinokubonwa:
Ukugabha okuncinane kunye neengxaki zenkqubo yokugaya ukutya
Ukuvela kwemibimbi, ukubomvu okanye ukuluma esikhumbeni
Intloko ebuhlungu okanye isiyezi
Ukunyibilika okuncinane
Ukuphazamiseka kokulala okanye ukungalali
Ngamathuba ambalwa uxinzelelo, ukungaphumli, ukucaphuka kunye nemeko yokudakumba
Ngamathuba ambalwa uxinzelelo lwegazi oluphezulu (ihypertension) kunye nokubetha kwentliziyo okungaqhelekanga
Ngokophando olwahlukeneyo, ukuthathwa okugqithisileyo okanye okungafunekiyo kwevithamin B12 kungakhokelela kwezinye iimeko ezifana neengxaki zesisu, intloko ebuhlungu rhoqo, iingxaki zesikhumba kunye notshintsho lwemeko yengqondo kwabanye abantu. Kwezinye iimeko ezinzima nezinqabileyo, ukwanda komngcipheko kwinkqubo yentliziyo nemithambo yegazi kuye kwaxelwa. Ngenxa yoko, kubalulekile ukubonisana nogqirha wakho phambi kokuba uqale okanye ngexesha lokusebenzisa izongezelelo.
Uncedo lweVithamin B12 ngexesha lokukhulelwa
Isidingo seB12 sinokunyuka ngexesha lokukhulelwa, ngoko ugqirha wakho unokucetyisa uvavanyo lwegazi ukuze aqinisekise ukuba kukho imfuneko yoncedo lweB12 ngexesha lokukhulelwa. Ukusetyenziswa kwepilisi yeB12 okungafunekiyo okanye okugqithisileyo ngexesha lokukhulelwa; kunokubangela iziphumo ezithile zexeshana ezifana nesiyezi, ukugabha, iingxaki zokugaya ukutya ezincinane, uxinzelelo, ukusabela kwesikhumba kunye nokuswela amandla. Ngexesha lokukhulelwa, zama ukufumana iB12 yakho ikakhulu kwimithombo yendalo (amaqanda, iimveliso zobisi, inyama kunye neentlanzi). Ukuba ucetyisiwe ukuba usebenzise uncedo, sebenzisa kuphela imithamo echaziweyo phantsi kolawulo lukagqirha wakho. Ukuba ufumana nayiphi na isiphumo esingalindelekanga, qhagamshelana nogqirha wakho.
Ubutyebi beVithamin B12 kunye neZiphumo zoko
Nangona umzimba unokukhupha iB12 engaphezulu ngomchamo, ukusetyenziswa okungaziwayo kunye nexesha elide kwemithamo ephezulu kunokubangela iziphumo ezingafunekiyo kwabanye abantu. Imingcipheko enokunxulunyaniswa nokusetyenziswa okugqithisileyo ixesha elide iquka ukwanda komngcipheko wezifo zentliziyo nemithambo yegazi, isifo soxinzelelo lwegazi kunye nezenzo zentliziyo ezingalindelekanga. Le mingeni ayifani kubo bonke abantu; kodwa indlela eqhelekileyo kukuba uncedo lweB12 lusetyenziswe kuphela xa kukho imfuneko, phantsi kolawulo lukagqirha kwaye lulandelwe luvavanyo lwegazi.
IVithamin B12 Ilinganiswa Njani?
Inqanaba leB12 emzimbeni lingalinganiswa luvavanyo lwegazi olulula. Umzekelo wegazi uthathwa emva kokungatyi kangangeeyure ezi-6 ukuya kwezi-8. Iziphumo zovavanyo zichazwa yilebhu; ixabiso leB12 lidla ngokuboniswa ngepikogram/mililitha (pg/mL). Kumazwe amaninzi, iilebhu zithatha uluhlu oluphakathi kwe-200-800 pg/mL njengoluqhelekileyo. Ngaphantsi kwe-200 pg/mL kuthathwa njengokunqongophala, ngaphezulu kwe-800 pg/mL kuthathwa njengobutyebi. Le mimandla sisikhokelo ngokubanzi; ukutolikwa kweziphumo kufuneka kwenziwe ngugqirha wakho ngokweemeko zakho zomntu.
Yintoni ekufuneka uyithathele ingqalelo ngaphambi kokusebenzisa okanye ngexesha lokusebenzisa uncedo lweB12?
Musa ukuqala uncedo lwevithamin B12 wedwa, ngaphandle kwephepha-mvume nogqirha okanye ngaphandle kovavanyo lwegazi.
Landela imithamo kunye nexesha elichaziweyo ngugqirha wakho.
Ukuba uqaphela isiphumo esingalindelekanga ngexesha losetyenziso, qhagamshelana nogqirha wakho.
Ukuba kunokwenzeka, zama ukufumana iB12 yakho ikakhulu ngokutya.
Ukusetyenziswa ixesha elide okanye kwemithamo ephezulu kufuna uhlolo rhoqo.
Imibuzo eBuzwa Rhoqo
1. Yintoni iimpawu zokunqongophala kwevithamin B12?
Ukudinwa, ukuswela amandla, ukulibala, izikhalazo ezinxulumene nenkqubo yemithambo-luvo kunye neentlobo ezithile zokungabikho kwegazi zezona mpawu zixhaphakileyo.
2. Ngubani omele asebenzise ipilisi yeB12?
Abo banamanqanaba asezantsi eB12, abaneengxaki zokufunxa okanye abangafumani B12 eyaneleyo ekutyeni, banokusebenzisa uncedo ngokucetyiswa ngugqirha.
3. Ngaba ukuthatha iB12 eninzi kuyingozi?
Ngokubanzi, iB12 engaphezulu ikhutshelwa ngaphandle ngumzimba. Nangona kunjalo, ukusetyenziswa okungafunekiyo ixesha elide okanye kwemithamo ephezulu kunokubangela iziphumo ebezingalindelekanga kwabanye abantu.
4. Ngaba uncedo lweB12 lukhuselekile ngexesha lokukhulelwa?
Isidingo seB12 sinokunyuka ngexesha lokukhulelwa. Xa kukho imfuneko, uncedo oluchaziweyo phantsi kolawulo lukagqirha luthathwa njengolukhuselekileyo.
5. Ngaba kunokuthi kusetyenziswe iB12 ngaphandle kolawulo lukagqirha?
Hayi, ngenxa yomngcipheko weziphumo ebezingalindelekanga kunye noncedo olungafunekiyo, kufuneka kusetyenziswe kuphela emva kovavanyo lwezonyango.
6. Ziziphi iingxaki ezinokubakho xa kukho ubutyebi beB12?
Kwabanye abantu, iingxaki zesisu, ukubomvu esikhumbeni, ukungalali kunye nokwanda komngcipheko wezifo zentliziyo nemithambo yegazi ngamathuba ambalwa kunokwenzeka.
7. Ukunqongophala kweB12 kufunyaniswa njani?
Inqanaba leB12 lingalinganiswa luvavanyo lwegazi olulula kwaye ukunqongophala kungafunyanwa.
8. Iziphi izidlo eziqulathe iB12?
Ezona zityebi kakhulu yiB12 ziquka inyama ebomvu, intlanzi, inkukhu, amaqanda kunye neemveliso zobisi.
9. Ngaba kufuneka uncedo lweB12 luthathwe yonke imihla?
Kufuneka lusetyenziswe kwimithamo nakwixesha elichaziweyo ngugqirha wakho. Akukho mthamo umiselweyo wonke umntu.
10. Ngaba umntu onokunqongophala kweB12 kufuneka aqhubeke noncedo emva kokuphila?
Kuxhomekeke kwinqanaba kunye nesindululo sogqirha, uncedo lunokuyekwa okanye luncitshiswe xa inqanaba sele lifikelele kwelaneleyo.
11. Ngaba iB12 ibangela ukonyuka kobunzima?
Uncedo lweB12 alubangeli ukonyuka kobunzima ngokuthe ngqo.
12. Ngaba ipilisi yeB12 ingasebenzisana namanye amayeza?
Inokubakho intsebenziswano namanye amayeza. Xelela ugqirha wakho ngayo yonke imithi oyisebenzisayo.
Imithombo
Umbutho wezeMpilo weHlabathi (WHO) – Vitamin and Mineral Requirements in Human Nutrition
Iziko leSizwe loLawulo lweZifo eMelika (CDC) – Vitamin B12 Information
Mayo Clinic – Vitamin B-12 (Cobalamin) Supplements
European Food Safety Authority (EFSA) – Scientific Opinion on the Tolerable Upper Intake Level of Vitamin B12
National Institutes of Health (NIH) – Vitamin B12 Fact Sheet for Health Professionals