 helps regrow the myelin in the brain. And so within three months, people who had just almost no myelin, their brain is gone. We rebuild it. We have a flip chart on page 26 that goes through all this. And then the next page, I think it's 27. So it takes time to build up, right? Yeah. Well, it's not a buildup when you have Parkinson's disease. You're losing stuff. You're losing everything.