Leaky gut is a term that has been around for many years without a lot of explanation about what is causing a permeable gut lining. The Zonulin pathway shows how this happens and how it can be reversed or prevented. People with depression that doesn’t respond to traditional medication have markers for systemic inflammation. Healing the gut can stop this cycle. Read this article to learn more about the Zonulin pathway and how Gliadin in grains is implicated.