St. Louis University dietitian Rabia Rahman has to think like a detective as she helps patients with celiac disease or gluten sensitivity ferret out hidden sources of gluten. She says that not only must patients remove gluten from their diets, but they must be attuned to other sources: one person got sick after licking an envelope, and she has found that gluten can be used as a binder and coating for certain medications or in lipstick. St. Louis Post-Dispatch (10/9)
