I can not say enough: Your gut is the foundation for your overall health and wellbeing. So what happens when your gut health is out of wrack? When your gastrointestinal tract is damaged, undigested food particles and toxins end up entering your bloodstream, leading to a cascade of chronic inflammation. There are many ways to approach gut healing. One very popular way is through supplementing with L-glutamine. L-glutamine is all about repairing tissues in the body.