KhUROK, taom, qut, gizo, kh urdani, majmui moddahoi noorganiki va organikiro guyand, ki hayvonot va odam az muhiti zist girifta, baroi tashakkulu tajdidi boftaho, hayotguzaroni va barqaror kardani energiyai sarfshuda istifoda mebarand. Dar SSSR dar yak khalq taom va nushokii millie dorad. Khuroki odam boyad miqdori muayyani kaloriya doshta, az safeda, ravgan, angishtobho, vitamin va namaku obhoi minerali iborat boshad. Baroi gizo makhsusan sabzavot (manbai vitamini S, R, karotin va g.) ahamiyati kalon dorad. Non va yarma manbai asosii aigishtobhoyand. Nig. niz Tagziya, Khuroki umumi, Xuroki chor vo.