This discussion began in a topic started by a new member with several questions. It has been split out as a generic discussion of the question. There are differing views on this. What I perceive is that there is no one answer that fits everybody. Healing rates differ for many reasons, and the most significant factor is the amount of damage to heal from. - psawyer (mod).
Really? I don't think I've seen any studies on that. (Rapid healing)
Also it is critically important that you do NOT go gluten free until after the endoscopy. Biopsies look for damage, which can heal quickly on the gluten free diet.