Vanilla is so valuable that it's been called "green gold." At its peak in 2017, prices reached nearly $600 per kilo, making it the second-most expensive spice in the world. But by 2024, prices had crashed to roughly $50 per kilo.
Hate to break it to you, but your truffle oil wasn't made from truffles. Your vanilla extract? Well, that's probably just a lab-made derivative of crude oil. And your shaker of Parmesan cheese? It probably has wood pulp inside.