Are you getting all your vitamins? I really think and read that iron zinc and b vitamins is the cause and not gluten. Lack of vitamins causes the lips to appear shiny i read. I think it is like the cause of angular cheilitis. Total cereal has 100 percent drv of your vitamins but it can take awhile to restore. Avoiding foods seems like a bad idea you wont get your vitamins and you look a little better but i can tell they are not normal sorry to say. Did you get tested to see if you have celiac disease or if your intolerant to gluten since you are having lots of tests done. Id like to know if you are