Shelf Life Tips
- How long does an unopened package of baking soda last? The precise answer depends to a large extent on storage conditions -to maximize the shelf life of unopened baking soda store in a cool, dry area.
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Properly stored, an unopened package of baking soda will generally stay at best quality for about 2 years.
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Is unopened baking soda safe to use after the "expiration" date on the package? Yes, provided it is properly stored and the package is undamaged - commercially packaged baking soda 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 baking soda will remain at peak quality.
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How can you tell whether baking soda is still good to use? To test whether baking soda is still potent enough to be effective: add one teaspoon of baking soda to 3 tablespoons of vinegar - if mixture bubbles, the baking soda is still potent enough to use.
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Sources: For details about data sources used for food storage information, please click here
