Common food products and the expiration dates that make them smell and taste funky

Navigate the world of food expiration by diving into the subtleties of "sell-by" versus "use-by" dates — and discovering foods with distinct use-by recommendations.

The "sell-by" date, often misunderstood as the expiration date, is actually a guide for retailers. 

It indicates the final day the store should sell the product for peak quality. Then there's the "use-by" date, suggesting the optimal time for consuming the product at its best quality, but not necessarily a safety deadline.