probiotics bifidobacterium image

absorb acidic acidophilus antibiotics bacillus bacteria bacterial bacteriology bacterium beneficial bifidobacteria bifidobacterium bifidus biological biology body candida colony cultures digestive fermentation fermented flora foods fungus gastrointestinal growth gut healing health healthy immune infection intestinal lactobacilli lactobacillus lactobacilluses live living microbial microflora microorganisms nutraceutical nutrients nutrition organisms overgrowth parasitic prebiotics probiotics supplement system thrush yeast