The intestinal microbiota (gut microbiome) is the community of microorganisms living in the human digestive tract. It plays a key role in maintaining the health and functioning of the body, so it should be in your interest to maintain its balance.
Disturbances in the gut microbiota are associated with digestive upset and other health problems. Therefore, maintaining a healthy varied diet and lifestyle, as well as taking probiotics, is recommended for maintaining a healthy gut microbiome.