There is no shortage of information on the internet about “Leaky Gut” and “Leaky Gut Syndrome”. For instance:   “4 steps to heal Leaky Gut” “9 signs you have a leaky gut” “Leaky Gut foods to avoid” “Could Leaky Gut be what is troubling you?” “Leaky Gut: Can this be destroying your health? “How to live with and identify Leaky Gut Syndrome” Is this really a thing? It seems there are as many skeptics about “Leaky Gut” as there are people promoting it. When I ask audiences at my seminars “Who has heard of leaky gut syndrome?”, everyone, EVERYONE, raises their hand. When I ask “Who thinks the medical establishment takes it seriously?”, no one raises their hand, ever. Which is unfortunate, because Leaky Gut is a thing, and can cause serious problems for some people. It may also contribute to other conditions not normally thought of as being related to gut problems. In the basic science world, “leaky gut” is called “increased intestinal permeability”, and it is a big thing. Increased intestinal permeability is …