 If you're a vegetarian, complete vegan, get the one with zinc. If you're on a diuretic, get the one with zinc. If you're an alcoholic, get the one with zinc. All right. And there's one other. Oh, yeah. Irritable bowel, ulcerative colitis, or Crohn's disease, get the one with zinc. Otherwise, everybody else can do zinc-free. All right. We're going to the phones. Let's see. Somebody's been waiting patiently. I think it's Steven in Clearwater. Steve, good morning. Welcome to the program.