Ukudla okuqukethe isobho kususelwa esitshalweni sesoya. Ngaphandle kokunikeza amaprotheni ekudleni kwakho, imikhiqizo ye-soy ingase iqukethe ama-isoflavone, okuyizinto ezisetshenziswa njenge-estrogen ezitholakala ezitshalweni eziningi. Imikhiqizo ye-Soy, efana ne-tofu, iziphuzo ze-soy, ama-soybean burgers, nama-soy nuts, asevele anedumela elihle lokuthi kufanelekile ekufakeni ukudla kwakho, ngoba banikeza okunye okunempilo kumaprotheni ezinkomo.
USoy naye uzuze idumela phezu kweminyaka ngokunciphisa amazinga e-cholesterol.
Ingabe i-Soy inezidingo zokunciphisa i-cholesterol?
Lapho ukuxhuma phakathi kwe-soy ne-cholesterol kwaqala ukusungulwa, ososayensi bathola ukuthi kunezinto ezimbili eziyinhloko ezingase zinciphise i-cholesterol: iphrotheni ye-soy ngokwayo kanye nama-isoflavones. Ucwaningo lwabantu lubheke ikhono leprotheni ye-soy, i-isoflavones, kanye nokuhlanganiswa kokubili izingxenye zokuhlola ikhono le-cholesterol-lokunciphisa i-soy.
I-protein ye-Soy kanye nama-isoflavones asetshenziswe kulezi zifundo ziphakathi kuka-25 kuya ku-135 amagremu ngosuku lweprotheni ye-soy no-40 kuya ku-300 mg ngosuku lwe-isoflavones. Ngesilinganiso esilinganiselwe sokudla amagremu angu-50, i-lipoproteins ephansi kakhulu ( LDL ) yanciphisa kuphela isilinganiso samaphesenti amathathu. I-high-density lipoproteins (i- HDL ) ne- triglyceride ayibonakali ithinteka amaprotheni kanye ne-oroflavones. Ucwaningo lwamanje lubonisa ukuthi amaprotheni we-soy, noma ingxenye ethile yeprotheyini ye-soy, ingase ibe imbangela yezinga eliphezulu le-LDL le-cholesterol.
Ucwaningo olusebenzisa inhlanganisela yeprotheni ye-soy kanye ne-isoflavones kubonisa kakhulu, nakuba kuncane kakhulu, umphumela wokunciphisa i-cholesterol. Izifundo ezisebenzisa i-isoflavones kuphela ziholele ekunciphiseni uma kukhona, ikhono lokunciphisa i-cholesterol.
Iningi lezifundo ezenziwe kuze kube manje ziphakamisa ukuthi i-soy isebenza ekunciphiseni i-cholesterol ye-LDL, kodwa kuphela ngamaphesenti amancane.
Inkinga engaba khona yilokhu ukuthi uma ukhetha ukusebenzisa amaprotheni e-soy ukuze ukhiphe i-cholesterol, kuzomele udle inani elikhulu. Inani elilinganiselwe elisetshenziselwa eziningi zalezi zifundo laliyi-50 amagremu, okungaphezu kwesigamu seprotheni ephakanyisiwe yokudla usuku olulodwa. Ukwengeza, isifundo esisodwa sathola ukuthi abantu abanezinga eliphezulu le-cholesterol bazuza kakhulu emithonjeni ye-cholesterol ehlisa umsila kunelabo abanezinga elivamile le-cholesterol. Izifundo ezengeziwe kudingeka zenziwe ukuze kutholakale le mbono.
Ukuphathwa kwezidakamizwa nokudla kwezidakamizwa kuye kwaqaphela izinzuzo ezinempilo ukuthi isondlo singanikeza. Ngo-1999, i-FDA yakhipha isitatimende esivumela abenzi bemikhiqizo ye-soy ukuba bathwale isimangalo esithi "inhliziyo enempilo" kumalebula abo okudla. Lokhu kwakusekelwe ekutheni imikhiqizo ye-soy yayingaphansi kwezingcingo ezigcwele ngamafutha namanje okwakuthi amagremu ama-25 e-soy anganciphisa i-LDL cholesterol ngamaphesenti angu-10. Ngokusekelwe ocwaningweni oluye lwavela kusukela ngaleso sikhathi, i-FDA ingadinga ukuhlola isimangalo sayo ngokuqondene nekhono le-soy lokunciphisa i-cholesterol.
Ingabe Kufanele Usebenzise I-Soy Yokunciphisa Cholesterol Yakho?
Naphezu kokunciphisa okuncane kwe-cholesterol engakunika, imikhiqizo ye-soy iyanconywa njengezingxenye ezifanele zamafutha esilwane, aziwa ngokukhulisa amazinga e-cholesterol.
Ngaphezu kokukwazi kwabo ukwehlisa i-cholestolol ye-LDL ngokulinganisa, imikhiqizo ye-soy iphezulu amaprotheni ne-fiber futhi iphansi kumafutha agcwele, okunye okuhlanganisa nokudla okunempilo enempilo.
Imithombo:
Sacks FM, A Lichtenstein, L Van Horn, W Harris, et al. I-protein ye-Soy, i-isoflavones, nempilo yengqondo: i-American Heart Association iseluleko sezesayensi sabasebenzi abavela ekomidini lokudla. Ukujikeleza. 2006; 113: 1034-1044.