Food supplement Live bacterial strains: Lactobacillus paracasei PXN® 37™, Lactobacillus plantarum PXN® 47™, Lactobacillus rhamnosus PXN® 54™, Bacillus subtilis PXN® 21, Bifidobacterium bifidum PXN® 23™, Bifidobacterium breve PXN® 25™, Bifidobacterium long