Hauv kev ua cov khoom noj mis nyuj kom sib sib zog nqus, kev sib cais mis nyuj kom zoo yog qhov tseem ceeb hauv kev txhim kho cov khoom muaj nqis ntxiv thiab nthuav cov kab khoom. Nrog rau kev thov ua lag luam rau cov mis nyuj skimmed, cov rog mis nyuj, casein, thiab ntau yam khoom noj protein mis nyuj ntau ntxiv, cov txheej txheem ib txwm muaj xws li kev sib xyaw ua ke lossis kev lim dej yooj yim tsis tuaj yeem ua tau raws li kev lag luam mis nyuj niaj hnub no cov kev xav tau rau kev sib cais zoo, cov khoom huv, thiab qhov ntau lawm. Kev siv cov disc centrifuges siab heev rau kev sib cais mis nyuj tau dhau los ua qhov kev daws teeb meem zoo tshaj plaws rau kev lag luam los kov yeej cov teeb meem ua tiav thiab ua tiav kev txhim kho zoo thiab kev ua haujlwm zoo.