Cov ntsiab lus ntawm cov khoom noj khoom haus sib txawv nyob thoob plaws lub tebchaws. Lub Koom Haum Koom Tes ntawm Food Codex Alimentarius ntawm Lub Koom Haum Saib Xyuas Khoom Noj thiab Kev Ua Liaj Ua Teb ntawm United Nations (FAO)
thiab Lub Koom Haum Ntiaj Teb Kev Noj Qab Haus Huv (WHO) txhais cov khoom noj ntxiv xws li: tsis yog- cov khoom noj khoom haus txhob txwm ntxiv rau cov zaub mov, feem ntau me me, txhawm rau txhim kho qhov tsos, tsw, kev ntxhib los mos, lossis txee lub neej ntawm cov zaub mov. Raws li cov ntsiab lus no, cov zaub mov fortifiers npaj los txhim kho cov khoom noj khoom haus ntawm cov zaub mov yuav tsum tsis txhob suav nrog cov khoom noj khoom haus ntxiv.
Raws li Tshooj 99 ntawm Txoj Cai Lij Choj Kev Nyab Xeeb Khoom Noj ntawm Cov Neeg Suav Tebchaws Suav, Tuam Tshoj txhais cov khoom noj khoom haus xws li: cov khoom siv dag zog lossis cov khoom siv ntuj tsim ntxiv rau cov khoom noj kom zoo, xim, aroma, thiab tsw, nrog rau kev khaws cia, freshness, thiab ua cov kev xav tau.
Khoom noj khoom haus additives muaj peb yam nram qab no: Ua ntej, lawv yog cov khoom ntxiv rau cov khoom noj; yog li ntawd, lawv feem ntau tsis noj ib leeg ua zaub mov. Qhov thib ob, lawv suav nrog ob qho tib si hluavtaws hluavtaws thiab cov khoom ntuj tsim. Thib peb, lawv lub hom phiaj ntxiv rau lawv cov zaub mov yog txhawm rau txhim kho nws qhov zoo, xim, aroma, thiab tsw, nrog rau kev khaws cia, freshness, thiab kev xav tau.
