Idatha Ithembise, Kodwa Inomkhawulo Emkhakheni
I-Stevia wuhlobo lwesitshalo esinamaqabunga amnandi kakhulu. Lawa maqabunga asetshenziselwa ukuphuza iziphuzo kanye nendawo esikhundleni soshukela e-Central naseNingizimu Melika (kanye naseTexas, e-Arizona naseNew Mexico). Emakhulwini eminyaka, izizwe zaseParaguay, eBrazil naseBolivia ziye zasetshenziselwa amaqabunga e- stevia ukuze athole ama-teas nemithi yendabuko. Ukukhishwa kwe-Stevia kungaba izikhathi ezingu-300 ezinomsoco kunokweshukela (uma kuqhathaniswa no-Splenda, okuphindwe izikhathi ezingu-600 kune-sugar).
Into ephoqelela kakhulu (mhlawumbe) mayelana ne-stevia yukuthi ayithinti amazinga kashukela egazini. Ngamanye amazwi, i-sweetener ephansi kakhulu-ikhalori futhi ingase ibe nenzuzo kubantu abanesifo sikashukela.
Ukudla kukaStevia
Ngaphambi kokuba singene emiphumeleni yezempilo kanye nezinye izinkinga ezizungeze i-stevia, ake sinqunywe ukuxosha: I-stevia inambitha kanjani? Yebo, ukuze ngithole, ngenza isitifiketi sami se-stevia yesinambitheka esinobuchwepheshe. Imiphumela yami iyavumelana nokuvumelanisa jikelele ukuthi i-stevia, uma kuqhathaniswa noshukela, ithatha isikhathi eside ukuze ukunambitheka "okumnandi" kukhalele futhi ukunambitheka okumnandi kuqhubeka isikhathi eside. Ezinye izinhlobo ze-stevia zibonakala zine-aftertaste e-licorice noma kancane kancane. I-aftertaste ayikona, ngokwayo, engathandeki; kodwa ingase ihlangane namanye ama-flavour ukukhiqiza ukunambitheka okungavamile.
Ingabe uStevia Uphephile?
Ngama-1980, kwavela izifundo eziningi ezikhomba izingozi zempilo ezihlobene ne-stevia. Ucwaningo olulodwa lwathola ukuthi njengoba i-stevia ihlukana emzimbeni, enye yezingxenye ingabangela umdlavuza.
Ukwengeza, izifundo zabonisa imiphumela ehlangene. Ngonyaka wezi-2008, uchungechunge lwezifundo lwaphuma ukuhlola izifundo zangaphambilini eziphathelene ne-stevia eyayibonakala iphephile. Ukuthola okuyinhloko (okwaholela ekumemezelweni kwe-FDA "okungekho ukuphikisana") kwakuwukuthi isakhi esithile esise-stevia (i-Rebaudioside A, bheka ngezansi ukuthola ulwazi oluthe xaxa) wayengekho izingozi zokuphepha ezixhunywe kuyo.
Nokho, kufanele kuqashelwe ukuthi ezinye zalezi zifundo zathola imali evela kuCargill, inkampani efisa ukwenza isirafu esithathwe yi-stevia-derived.
Izinzuzo zezempilo ze-Stevia
Izindaba ezinhle kakhulu ze-stevia zafika lapho izifundo ezimbalwa (futhi futhi, ezivame ukuxhaswa imboni) zibonisa ukuthi ama-sweeteners-athola ama-sweeteners awanamnandi nje kuphela, kodwa angasiza abantu ukuba bathuthukise ukukhiqizwa kwe-insulin (okuzosiza nge-sikashukela) ngisho nokusiza ne-hypertension (high blood pressure). Yiqiniso, akwanele ngemiphumela ye-stevia ukwazi ukuthi lokhu kuyiqiniso yini, kodwa uzobona lezi zifundo ezikhulunywa ngazo kumawebhusayithi e-stevia.
Ngezansi: Okwamanje, akukho idatha eyanele yokuphetha noma yini mayelana nokusebenzisa i-stevia ukuphatha ukucindezeleka kwegazi eliphezulu, isifo sikashukela, i-osteoporosis noma enye into. Qaphela lapho ufunda ucwaningo nge-stevia. Ezinye izifundo zisebenzisa izinhlobo ezahlukene zezitshalo, izindlela ezahlukene zokufakelwa kanye nezingxenye ezahlukene zezitshalo kunabanye, okwenze kube nzima ukuqhathanisa idatha kuzo zonke izifundo.
I-Stevia ne-Antioxidants
I-Stevia i-antioxidant. Ama-Antioxidants asiza umzimba wakho ukulwa nomonakalo obangelwa ama-radicals wamahhala (nokuvimbela ukuguga okukhululekile okukhulu). I-Stevia, njengezo zonke izitshalo, iqukethe inani lama-antioxidants.
Lokhu kubeka i-stevia (kucabanga ukuthi iphephile) ngaphambi kwamanye ama-sweeteners angenawo ama-antioxydants anenzuzo.
Ipolitiki yeStevia
Nakhu lapho kuthola khona inkimbinkimbi. I-Stevia isivunyiwe isikhathi esithile eJapane, e-China, e-Israel nakwezinye izindawo. Kodwa e-US, i-stevia ayigunyaziwe ngokugcwele (nakuba ezinye izinhlobo zama-sweeteners ezithathwe yi-stevia zamukelwa). Kwakukhona ukutadisha ngasekupheleni kweminyaka yama-1980 okwaholela ekubeni i-stevia ivinjelwe yi-FDA ngaphandle kokuthi ibhalwe njengesixazululo (futhi ivinjelwe eYurophu kanye). I-FDA iye kwadingeka ihlehlise ezinkampanini ezimbalwa ezizama ukuthengisa i-stevia njengezengezo zokudla esikhundleni se-supplement.
Lawa ma-crackdowns aholele ebhulogi nasezihlokweni ezikhononda nge-FDA evikela imboni yeshukela ngokuvimbela i-stevia. Lokhu kwakuyisimo se-stevia kuze kube sekupheleni kuka-2008.
U-Rebiana: U-Stevia Uthola Ukuvunyelwa (Hlunga)
U-Rebiana igama le-sweetener e-zero-calorie eyenziwe kusuka ku-stevia. Ngokuqondile, u-Rebiana wenziwa kusuka ku-steviol glycoside rebaudioside A (Reb-A). Lokhu, empeleni, i-extract evela engxenyeni ethize yesitshalo se-stevia. Ekupheleni kuka-2008, i-FDA yakhipha incwadi engekho "yokuphikisa" eya kuRebiana isetshenziselwa ukwengeza ukudla. Khumbula ukuthi lokhu "akukho okuphikisanayo" kuRebiana akusho ukuthi zonke izitshalo ze-stevia ziye zamukelwa yi-FDA, kuphela uRebiana kanye nezinye izitshalo ze-stevia ezihlangabezana nemigomo yokukhipha okushiwo kumadokhumenti e-FDA.
I-Truvia ne-PureVia
I-Truvia ne-PureVia yilawo amagama ama-sweeteners asetshenziswe aqukethe iRebiana (ireb-A). I-Coke ne-Pepsi baneziphuzo ezintsha ezineziphuzo ezimnandi kuzo ezifana neSprite Green , SoBe Lifewater, Trop 50 nezinye iziphuzo.
Ngezansi ku-Stevia
U-Stevia uyinambitha futhi wenza umsebenzi omuhle ekwenzeni izinto zibe mnandi. Unomusa ohlukile, ngakho zama kuqala ngaphambi kokuwuthenga ngobuningi. Ngokuphathelene nokuphepha, uRebiana kuphela ovunyelwe yi-FDA. I-FDA namakhomishana afanayo eYurophu bayaqhubeka nokuvimbela i-stevia ekudleni. Isizathu sokuthi uRebiana uvunyelwe ngoba yindlela ehlanzekile kakhulu ye-stevia. Ngesikhathi esifanele, i-FDA ithi "hamba kude ne-stevia ekudleni, ngaphandle kukaRebbiana." Ngokuqondene namandla okuphulukisa we-stevia, cabanga wonke ama-hype ngalesi sikhathi. Akunjalo nje izifundo eziningi ezikholisa ukuthi i-stevia ithuthukisa isifo sikashukela, umfutho wegazi ophakeme noma ezinye izifo.
Funda kabanzi: Indlela Ama-Sugar Ages Wena
Imithombo:
Uhlolojikelele: Umlando, umsebenzi wezobuchwepheshe kanye nokuphepha kwe-rebadiodioside A, i-steviol glycoside engokwemvelo, yokusetshenziswa kokudla nokuphuza izidakamizwa zokudla nezidakamizwa, i-Volume 46, Issue 7, Supplement 1, Julayi 2008, amakhasi S1-S10. MC Carakostas, uLL Curry, AC Boileau, DJ Brusick
"I-FDA ivumela 2 Amakhasimende Amasha". I-New York Times (Associated Press). 17 Disemba 2008. http://www.nytimes.com/2008/12/18/business/18sweet.html.