Ib qho ntawm qhov tseeb ntawm lub xyoo pua 21st yog lub nplua mias thiab kev nkag tau ntawm cov khoom noj. Tshwj xeeb yog menyuam yaus: yoghurt, curd desserts, flakes thiab tej khoom qab zib txawm tias muaj cov ntawv teev npe, qhia txog cov khoom tseem ceeb, cov khoom organic thiab kev ruaj ntseg ntawm kev tsim. Tab sis yog nws tiag tiag li? Muaj ntau cov menyuam yaus uas niaj hnub raug mob hnyav, tsis haum thiab tawv nqaij ntawm cov kab mob tsis paub tseeb. Pediatricians hais tias: nws yog txhua yam txog kev noj haus thiab cov kev coj noj coj ua ntawm txhua hnub. Cov niam txiv uas saib xyuas txog kev noj qab haus huv ntawm lawv tus me nyuam, nws yuav tsum tsis pub tshem tawm ntawm cov ntawv qhia txhua hnub ntawm cov khoom noj khoom haus.