13 foods you should never eat after they expire, according to experts

Take a look around your kitchen and most packaged foods will have some kind of date: “sell by,” “best by,” “use by,” and more—but they don’t all mean the same thing or automatically signal that a food is unsafe. With grocery prices high and 30 to 40 percent of the U.S. food supply going to waste , do you really need to toss that yogurt that’s a few days past its expiration?

Here's what you need to know about these so-called expiration labels, plus what the food experts say you most definitely shouldn't eat after it's expired.

The Truth About Expiration Date Labels

“Generally speaking, expiration dates in the U.S. don’t mean a lot,” says Laurie Beyranevand, director of the Center for Agriculture and Food Systems at Vermont Law School . “What’s even more confusing is that they’re wr