Do Oreo's expire? Thanks to a "generous" gift from a listener... I gave it a try. ICK! Click to Listen! more about "11 Year Old Oreos", posted with vodpodApparently, expiration dates don't always mean that the product is bad. Stores can actually keep products on the shelves longer than their "use by" dates.  The only thing they are required by law to remove is baby formula and baby food.