- How long does peppermint extract last? The precise answer depends to a large extent on storage conditions - to maximize the shelf life of peppermint extract store in a cool, dark cupboard, away from direct heat or sunlight.
How long does peppermint extract last at room temperature? Properly stored, peppermint extract will generally stay at best quality for about 3 to 4 years.
To maximize the shelf life of peppermint extract, keep the container tightly closed when not in use.
Is peppermint extract safe to use after the "expiration" date on the package? Yes, provided it is properly stored and the package is undamaged - commercially packaged peppermint extract 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 peppermint extract will remain at peak quality.
How can you tell if peppermint extract is still good? Peppermint extract typically loses flavor over time - if the extract 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