- How long does fish sauce last? The precise answer depends to a large extent on storage conditions - to maximize the shelf life of fish sauce store in a cool, dark cupboard, away from direct heat or sunlight.
How long does unopened or opened fish sauce last at room temperature? Properly stored, unopened or opened fish sauce will generally stay at best quality for about 3 to 4 years at normal room temperature.
To maximize the shelf life of fish sauce, keep the container tightly closed when not in use.
Is fish sauce safe to use after the "expiration" date on the package? Yes, provided it is properly stored and the package is undamaged - commercially packaged fish sauce will typically carry a "Best By," "Best if Used By," "Best Before," or "Best When Used By" date but this is not a safety date, it is the manufacturer's estimate of how long the fish sauce will remain at peak quality.
How can you tell if fish sauce is still good? Fish sauce typically loses flavor over time - if the fish sauce develops an off odor, flavor or appearance, it should be discarded.
Sources: For details about data sources used for food storage information, please click here