The research on starter population selection for fermented products manufacture on combined milk base with buttermilk and milk whey concentrates has been conducted. The physical and chemical, rheological, microbiological and organoleptic properties of the products have been studied. A combined starter with a ratio of starter cultures of Lactobacillus acidophilus, Streptococcus salivarius subsp. thermophiles, Bifidobacterium equal to 1: 1: 3 has been selected.