Muv khoom yog tsis tshua nrov thiab pab tau. Ntxiv nrog rau qhov niaj zaus zib mu, qhov no kuj muaj xws li propolis, pollen, muaj koob muaj npe jelly, wax. Tag nrho cov no siv tau rau kev kho thiab kev tiv thaiv ntawm ntau cov kab mob. Qhov no tsab xov xwm yuav tsom rau zib mu nrog perga: dab tsi nws yog, ua li cas nws hloov tawm perga, dab tsi yog muaj nyob rau hauv nyob tus yeees, yuav ua li cas thov nws thiab dab tsi muaj peev xwm kho nrog kev pab ntawm cov zib mu nrog perga.