Our gastrointestinal tract is basically a pipe that runs from mouth to exit. It includes our esophagus, stomach, small and large intestine, rectum and digestive organs, the liver, gall bladder and pancreas. It’s meant to be a mostly sealed tube that has its own food factory and defense system, with friends and partners to make it all work seamlessly.
A healthy adult gut harbors a complex community of around 100 trillion microbial cells, referred to as the gut microbiome. That’s about 10 times the number of human cells we have in our bodies.
In return for a safe and comfortable home, our gut microbes are meant to help us digest our food and
