Palo santo is a traditional remedy for pain, inflammation, and stress. It's also used to clear out negative energy. You can burn palo santo as incense.
 
It (Bursera graveolens) is a tree that's native to Peru, Ecuador, and other South American countries. It grows in dry tropical forests and produces very fragrant resin. In Spanish, palo santo means “holy wood.” For thousands of years, the wood, resin, and oil have been used for medicinal purposes.