Vitamini K amatchedwanso kuti coagulation vitamini.Kuchokera pa dzina lake, titha kudziwa kuti ntchito yake yayikulu ya thupi ndikulimbikitsa kukhazikika kwa magazi.Panthawi imodzimodziyo, vitamini K imakhudzidwanso ndi kagayidwe ka mafupa.

Vitamini K1 sikugwiritsidwa ntchito kwambiri pazakudya za ziweto chifukwa cha mtengo wake.Kukhazikika kwa menaquinone m'zakudya kunachepa pambuyo pa extrusion, kuyanika ndi kupaka, kotero zotsatirazi za VK3 zinagwiritsidwa ntchito (chifukwa cha kuchira kwakukulu): menadione sodium bisulfite, menadione sulfite Sodium bisulfate complex, menadione sulfonic acid dimethylpyrimidinone, ndi menaquinone nicotinamide sulfite.

Kuperewera kwa Vitamini K mu Amphaka

Amphaka ndi adani achilengedwe a mbewa, ndipo akuti amphaka adamwa molakwika poizoni wa makoswe okhala ndi dicoumarin, zomwe zimapangitsa kuti magazi aziundana kwa nthawi yayitali.Zizindikiro zina zambiri zachipatala, monga chiwindi chamafuta, matenda otupa a m'matumbo, cholangitis, ndi enteritis, zimathanso kuyambitsa kuperewera kwa lipids, komanso kuchepa kwa vitamini K.

Ngati muli ndi mphaka wa Devon Rex ngati chiweto, ndikofunikira kudziwa kuti mtunduwo umabadwa wopanda vitamini K wokhudzana ndi kuundana kwa magazi.

Vitamini K Amafunikira Amphaka

Zakudya zambiri zamphaka zamalonda sizimawonjezeredwa ndi vitamini K ndipo zimadalira zochita za zakudya za ziweto ndi kaphatikizidwe m'matumbo aang'ono.Palibe malipoti owonjezera vitamini K muzakudya za ziweto.Pokhapokha ngati pali nsomba zambiri pazakudya zazikuluzikulu za ziweto, nthawi zambiri sikofunikira kuwonjezera.

Malinga ndi zoyeserera zakunja, mitundu iwiri ya zakudya zamphaka zamzitini zokhala ndi salimoni ndi tuna zidayesedwa pa amphaka, zomwe zingayambitse matenda amphaka akusowa kwa vitamini K.Amphaka angapo achikazi ndi amphaka adadya zakudyazi adafa chifukwa cha magazi, ndipo amphaka omwe adatsalawo anali ndi nthawi yayitali ya kuundana chifukwa cha kuchepa kwa vitamini K.

Zakudya zamphaka zomwe zili ndi nsomba zili ndi 60μg.kg-1 wa vitamini K, wosakanikirana womwe sukwaniritsa zosowa za vitamini K za amphaka.Zosowa za vitamini K za mphaka zimatha kukwaniritsidwa ndi kaphatikizidwe ka mabakiteriya am'matumbo pakalibe chakudya cha mphaka chokhala ndi nsomba.Chakudya cha mphaka chokhala ndi nsomba chimafunikira zowonjezera zowonjezera kuti zikwaniritse zofooka za kaphatikizidwe ka mavitamini ndi tizilombo toyambitsa matenda.

Chakudya cha mphaka chokhala ndi nsomba zambiri chiyenera kukhala ndi menaquinone, koma palibe deta yoti muwonjezere vitamini K.Mlingo wovomerezeka wa zakudya ndi 1.0mg/kg (4kcal/g), womwe ungagwiritsidwe ntchito ngati chakudya choyenera.

Hypervitamin K mu amphaka

Phylloquinone, mawonekedwe achilengedwe a vitamini K, sanawonetsedwe kuti ndi oopsa kwa nyama ndi njira iliyonse yoyendetsera (NRC, 1987).Mu nyama zina kupatula amphaka, milingo ya kawopsedwe ya menadione imakhala nthawi zosachepera 1000 zomwe zimafunikira pazakudya.

Zakudya zamphaka zokhala ndi nsomba, kuphatikiza pakufunika kulabadira zizindikiro za vitamini K, ziyeneranso kulabadira zizindikiro za thiamine (vitamini B1)