1. Set of nutritional compositions comprising at least two compositions, wherein the composition of each of these compositions is selected to be complementary to another composition in order to provide desired beneficial vozdeystvie.2. Set of nutrient compositions according to claim 1, wherein the at least two compositions differ in nature and / or amount of at least one komponenta.3. Set of nutrient compositions according to claim 2, wherein at least one component is any of the vitamins, minerals, trace elements, nucleosides, nucleotides, prebiotics, probiotics, lactoferrin, fatty acids, fat, carbohydrates, protein, growth factors, immunoglobulins, components MFGM, oligosaharidov.4. Set of nutrient compositions according to claim 3, wherein the probiotics are selected from Lactobacillus rhamnosus ATCC 53103, proposed Valio Oy (Finland) under the trade mark LGG, Lactobacillus rhamnosus CGMCC 1.3724, Lactobacillus paracasei CNCM I-2116, Bifidobacterium lactis CNCM 1-3446, proposed in Sales among others by Christian Hansen (Denmark) under the trade mark Bb 12 and Bifidobacterium longum ATCC BAA-999, represented by Morinaga Milk Industry Co. Ltd. (Japan) under the trademark VV536, Lactobacillus helveticus CNCM 1-4095, Bifidobacterium longum CNCM I-2618, Bifidobacterium breve CNCM 1-3865, Lactococcus lactis CNCM 1-4154, Lactobacillus paracasei 33 (Uni President), Streptococcus salivarius K12 ATCC BAA- 1024 (BLIS), Streptococcus thermophilus CNCM 1-3915, Lactobacillus johnsonii CNCM 1-1225, Lactobacillus fermentum VRI-033 strain PCC NM 02/31074 (Probiomix) or Lactobacillus acidophilus L92 strain FERM BP.4981, Calpis.5 production. Set of nutrient compositions according to claim 3, wherein the probiotics may be alive or dead, or any of their smesyu.6. Set of nutrient compositions according to any one of the preceding claims, wherein the nutritional compositions are in the form of a powder or1. Набор питательных композиций, содержащий по меньшей мере две композиции, в котор