Zoonadi, ndiwo zamasamba zomwe zangotulidwa kumene zimakhala ndi zakudya zambiri kuposa chakudya chachisanu.

Koma nthawi yayitali pakati pa kuthyola ndi kudya, mavitamini ndi minerals ochepa omwe masambawo amakhala nawo.

pamene ngati masamba achisanu atangokolola, amataya mavitamini m'nyengo yozizira, koma amasungabe zakudya zake zambiri.. Zitha kuchitikanso kuti masamba oundana amakhala ndi michere yambiri kuposa masamba ena atsopano.