1 Bacterial preparations for digestive, immune and mitochondria health derived from a strain of Lactobacillus delbrueckii and from digest components and lysates thereof, for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products; live bacterial culture preparations derived from a strain of Lactobacillus delbrueckii for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products; bacterial digest components derived from a strain of Lactobacillus delbrueckii for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products; components from the digest of bacteria derived from a strain of Lactobacillus delbrueckii for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products; lysate or cell component preparations derived from a strain of Lactobacillus delbrueckii for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products; microbial structural components crude and purified, cell metabolite compositions obtained by physical, mechanical or enzyme treatments and derived from a strain of Lactobacillus delbrueckii for use in the manufacture of pharmaceuticals, nutraceuticals, dietary supplements, human foods, cosmetics, animal foods and health products