FIELD: food industry.
SUBSTANCE: invention relates to a biotechnology, in particular, to genetic engineering and may be used in medicine and veterinary science for production of a preparation against virus and bacterial infections. The probiotic feed additive includes a mixture of Bacillus subtilis All-Russian collection of industrial microorganisms 10172 and Bacillus licheniformis All-Russian collection of industrial microorganisms 10135 bacteria strains biomass at equitable ratios in the spore form, their total amount being no less than 2×108 spores/g, and a carbohydrate protector.
EFFECT: invention allows to recover gut microflora.
5 cl, 2 tbl, 8 ex
