You’ve just tossed out that perfectly good tub of sour cream because of a tiny printed date on the side. Sound familiar? Expiration dates have trained us to discard food prematurely, but the real question is—are we throwing away food that’s still good, or just our hard-earned dollars? In this post, we dive into the murky world of expiration dates, debunking the myths around Best-By, Use-By, and Sell-By labels, and how this marketing tactic contributes to billions of dollars in food waste each year. Before you toss that yogurt or loaf of bread, let’s take a closer look at what’s really expiring.