text:  You know, there are so many manufacturing companies out there, and I can't really talk about the other ones only because I'm so in tune with Rescue since I've been part of them for over two decades now. I know that there is laboratory third-party tested urofins. It's one of the best toxicology labs in the world. They test all of our products for impurities. So I go with a company that's going to show me the processes of their manufacturing.