Coconut oil's health benefits are hotly contested. Here's why it's so expensive.

Coconuts produce some of the most expensive cooking oil selling for up to 12 times the price of canola oil. But the health benefits coconut oil devotees swear by are hotly contested, and the American Heart Association even recommended that consumption be avoided. Nevertheless, the industry is expected to grow by half a billion dollars worldwide over the next four years. So with the controversial conversation surrounding the product, why is coconut oil so expensive?