Shelf Life Tips
- How long does corn syrup last? The answer depends to a large extent on storage conditions - store corn syrup in a cool, dry area and keep tightly covered at all times.
How long does corn syrup last at room temperature? Properly stored, corn syrup will remain safe to consume indefinitely.
Is corn syrup safe to use after the "expiration date"? Yes, corn syrup will remain safe to use indefinitely provided it has been stored properly and the package is undamaged - commercially packaged corn syrup 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 corn syrup will remain at peak quality.
Should you refrigerate corn syrup? Refrigeration of corn syrup is not necessary.
If corn syrup changes color, is it still safe to use? Yes, after prolonged storage, corn syrup may darken in color, but it will still be safe to consume if it has been stored properly.
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Sources: For details about data sources used for food storage information, please click here