Journal

You can buy the best olive oil in the world and destroy it in three months on your kitchen counter. Here are the five rules of storing olive oil, how long it actually lasts, and how to tell when it's gone.

"Pure," "light," "classic"- these aren't premium labels, they're refined oils with the polyphenols processed out. Here's what each olive oil grade actually means, why the difference matters, and how to buy the real thing.

Most olive oil in grocery stores has quietly lost the compounds responsible for nearly all its health benefits. Here's what polyphenols are, why so many bottles have lost them, and a 10-second test to spot a real high-polyphenol oil at home.