Chimodzi mwa zinthu zomwe zimafala kwambiri pokhudzana ndi zoweta zakuseri ndi za kuperewera kapena kuperewera kwa zakudya zomwe zingayambitse kuperewera kwa mavitamini ndi mchere kwa mbalame. Mavitamini ndi mchere ndi zofunika kwambiri pazakudya za nkhuku ndipo pokhapokha ngati chakudyacho chili chokonzedwa, ndiye kuti chiwopsezo chitha kuchitika.

Nkhuku zimafuna mavitamini onse odziwika kupatula C. Mavitamini ena amasungunuka m'mafuta, pamene ena amasungunuka m'madzi. Zina mwa zizindikiro za kusowa kwa vitamini ndi izi:
Mavitamini Osungunuka Mafuta
Vitamini A Kuchepetsa kupanga dzira, kufooka ndi kusowa kwa kukula
Vitamini D Mazira opyapyala okhala ndi zipolopolo, kuchepa kwa dzira, kukula mochedwa, rickets
Vitamini E Kukulitsa hocks, encephalomacia (matenda a nkhuku yopenga)
Vitamini K Kuthamanga kwa magazi kwa nthawi yayitali, kutuluka magazi m'mitsempha
 
Mavitamini Osungunuka M'madzi
Thiamine (B1) Kutaya njala ndi imfa
Riboflavin (B2) Kufa ziwalo zopindika, kusakula bwino komanso kupanga mazira
Pantothenic Acid Dermatitis ndi zotupa pakamwa ndi mapazi
Niacin Miyendo yowerama, kutupa kwa lilime ndi pakamwa pakamwa
Choline Kusakula bwino, chiwindi chamafuta, kuchepa kwa dzira
Vitamini B12 Anemia, kukula kosauka, kufa kwa embryonic
Folic Acid Kusakula bwino, kuchepa kwa magazi m'thupi, nthenga zopanda pake komanso kupanga mazira
Biotin Dermatitis pamapazi ndi kuzungulira maso ndi mlomo
Mchere ndi wofunikanso pa thanzi ndi thanzi la nkhuku. Zotsatirazi ndi zina mwazofunikira za mchere ndi zizindikiro za kuchepa kwa mchere:
Mchere
Calcium Kusakwanira kwa chipolopolo cha dzira komanso kusakhazikika bwino, ma rickets
Phosphorus Rickets, chipolopolo chochepa cha dzira komanso kuswa bwino
Magnesium Imfa yadzidzidzi
Perosis ya manganese, kusakhazikika bwino
Iron Anemia
Copper Anemia
Iodine Goiter
Zinc Kusauka kwa nthenga, mafupa amfupi
Cobalt Kukula pang'onopang'ono, kufa, kuchepa kwa hatchability
Monga tanenera pamwambapa, kuchepa kwa vitamini ndi mchere kungayambitse matenda ambiri a nkhuku kuphatikizapo imfa. Motero, pofuna kupewa kupereŵera kwa zakudya m’thupi, kapena zizindikiro za kupereŵerako zikazindikirika, m’pofunika kudyetsa nkhuku zakudya zokhala ndi mavitamini ndi mchere wofunikira.