With canned goods, proper storage plays a bigger role than the printed date. When kept in a cool, dry place away from heat and sunlight, most canned foods stay safe well beyond what the label shows. High-acid foods such as tomatoes, pineapple, and citrus products usually maintain their best flavor for 12 to 18 months, but they don’t suddenly become unsafe the day after the date passes.

Low-acid canned foods — beans, vegetables, soups, and canned meats — tend to have a much longer shelf life, often three to five years or more. Food safety experts note that as long as a can remains fully intact, free from damage, and properly sealed, the contents can remain safe even after the date has expired. The real warning signs are physical changes: bulging or swollen lids, deep dents, rust, leaks, strange odors, discoloration, or liquid spraying out when opened. If you see