Cov poov xab yog ib hom kab mob ib leeg, suav nrog tsawg kawg yog 80 genera, 600 hom, thiab ntau dua 10, 000 kab mob ywj pheej. Tib neeg tau siv cov poov xab rau ntau tshaj 4, 000 xyoo, thiab kev lag luam poov xab tau tsim rau ntau tshaj 200 xyoo. Cov poov xab uas siv dav hauv kev lag luam yog Saccharomyces cerevisiae thiab Candida. Tam sim no, ntau hom poov xab-derived noj qab haus huv cov khoom xyaw tau tsim, suav nrog Boulardii probiotic Bld-3, poov xab -glucan, poov xab protein, thiab lwm yam, muab cov kev sib txawv rau kev txhim kho cov khoom ua haujlwm.
Cov poov xab yog cov khoom noj muaj txiaj ntsig. Ua ntej, cov poov xab nws tus kheej muaj cov protein zoo, cov khoom noj muaj fiber ntau, ua tiav cov vitamins B, 16 hom zaub mov, thiab muaj suab thaj tsawg, rog, thiab calories. Kev noj ncaj qha yog qhov khoom noj zoo. Qhov thib ob, cov poov xab tuaj yeem hloov cov kab mob los ntawm lub xeev inorganic mus rau hauv daim ntawv organic, uas ua rau kom nqus tau thiab siv tus nqi thaum txo cov kev mob tshwm sim. Thib peb, ntau yam khoom xyaw noj qab haus huv tuaj yeem muab rho tawm los ntawm cov poov xab, xws li poov xab glucan, mannoprotein, glutathione, peptides, nucleic acids thiab lwm yam. Plaub, poov xab nws tus kheej kuj yog ib tug probiotic, uas kuj muaj feem xyuam rau txoj hnyuv microecological tshuav nyiaj li cas.
