Update 7/228/20. Is glutamine safe if I have Celiac disease and am sensitive to gluten? I was recently asked this question and thought others might be wondering the same thing so let’s talk about it. What is Celiac Disease? Celiac (or Celiac disease) is a disorder where people have trouble digesting a protein called gluten which is often found in foods made from wheat, grain, rye, and barley. …