Probiotic composition and feed additive

A probiotic composition comprising a mixture having an equal number of viable bacteria of each of the following two bacteria:

• Lactobacillus animalis strain MB102 having ATCC Accession Number PTA-121711 and Pediococcus acidilactici strain MB902 having ATCC Accession Number PTA-121712;
• and wherein the mixture has an E. coli O157:H7 growth inhibition rate of at least 84.8% when mixed with an equal number of viable E. coli O157:H7 bacteria relative to the total number of viable bacteria comprised by the two bacteria of the mixture.

A probiotic composition comprising a mixture having an equal number of viable bacteria of each of the following three bacteria:

• Lactobacillus animalis strain MB102 having ATCC Accession Number PTA-121711 and Enterococcus faecium strain MB505 having ATCC Accession Number PTA-121709 and Pediococcus acidilactici strain MB902 having ATCC Accession Number PTA-121712;
• and wherein the mixture has an E. coli O157:H7 growth inhibition rate of at least 91.6% when mixed with an equal number of viable E. coli O157:H7 bacteria relative to the total number of viable bacteria comprised by the two bacteria of the mixture.

A probiotic composition comprising a mixture having an E. coli inhibiting, number of viable bacteria of each of the following two bacteria:

• Lactobacillus animalis strain MB102 having ATCC Accession Number PTA-121711 and Enterococcus faecium strain MB505 having ATCC Accession Number PTA-121709;
• and wherein the mixture has an E. coli O157:H7 growth inhibition rate of at least 86.3% when mixed with an equal number of viable E. coli O157:H7 bacteria relative to the total number of viable bacteria comprised by the two bacteria of the mixture.