Shelf Life Tips
- How long do diet soft drinks last once opened? The precise answer depends to a large extent on storage conditions — keep opened diet soft drinks refrigerated and tightly closed.
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How long do diet soft drinks last in the refrigerator once opened? Diet soft drinks that have been continuously refrigerated will keep at best quality for about 1 to 4 days after opening.
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Are opened diet soft drinks safe to drink after the "expiration" date on the bottle? Yes, provided they are properly stored and the bottle or can is undamaged - commercially packaged diet soft drinks 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 diet soft drinks will remain at peak quality.
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How can you tell if opened diet soft drinks are bad or spoiled? After opening, commercially manufactured diet soft drinks will start to become flat and lose flavor; if the diet soft drinks develop an off odor, flavor or appearance they should be discarded.
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Discard all diet soft drinks from cans or bottles that are leaking, rusting, bulging or severely dented.
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