 which comes from the resin of the Boswellia tree, it's also known as frankincense, is an anti-inflammatory medicine that's been used for thousands of years. And there are some companies that make really good Boswellia supplements. There are some companies that make middle-of-the-road Boswellia supplements and then kind of crappy Boswellia supplements. The botanical medicine industry is a lot like, you know, winemakers.