gut microbiota viewed under a magnifying glass. human gut and microbiome concept. glat for topics

microbiota gut magnifier microflora fermentation microbiome digestion digestive bifidobacteria gastrointestinal bowel bacterial lactic lactobacillus intestinal probiotic prebiotic flora medicine healthy research microorganism bacteria system anatomy organ stomach tract microbe human bacillus immune dietary beneficial infection normal wellness health function probiotics germ salmonella nutrition supplement protect eating viewed under