Terpenes are the aromatic compounds that give cannabis its distinct smell and flavor — but they do a lot more than that. Learn what terpenes are, how they interact with your body, and how to use them to find products you'll actually love

In 1998, Israeli researcher Raphael Mechoulam — the man who discovered THC — described something unexpected: plant compounds work better together than in isolation. Here's the full story of the entourage effect, where it came from, and why it should change how you shop for cannabis.