Shelf Life Tips
- How long do juice boxes last once opened? The precise answer depends to a large extent on storage conditions — keep opened juice boxes refrigerated and tightly closed.
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How long do opened juice boxes last in the refrigerator? Juice boxes that have been continuously refrigerated will keep for about 5 to 7 days after opening.
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To further extend the shelf life of juice boxes, freeze: pour juice into an airtight container and leave at least 1/2 inch headspace at the top, as juice will expand when frozen.
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How long do juice boxes last in the freezer? Properly stored, the juice will maintain best quality for about 8 to 12 months, but will remain safe beyond that time.
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The freezer time shown is for best quality only — juice boxes that have been kept constantly frozen at 0° F will keep safe indefinitely.
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How long does juice last after being frozen and thawed? Juice that has been defrosted in the fridge can be kept for an additional 3 to 5 days in the refrigerator before using; juice that was thawed in the microwave or in cold water should be used immediately.
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How can you tell if juice boxes are bad or spoiled? The best way is to smell and look at the juice: if the juice develops an off odor, flavor or appearance, or if mold appears, it should be discarded.
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Discard all juice from juice boxes that are leaking, bulging or severely dented.
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