How Long Does Diet Drink Mix Last Once Opened?


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12-18 months (best quality)


Shelf Life Tips

  • How long does an opened package of diet drink mix last? The precise answer depends to a large extent on storage conditions -to maximize the shelf life of opened diet drink mix store in a cool, dry area.
  • How long does opened diet drink mix last at room temperature? Properly stored, an opened package of diet drink mix will generally stay at best quality for about 12 to 18 months at room temperature.
  • To maximize the shelf life of opened diet drink mix, keep package tightly closed.
  • Is opened diet drink mix safe to use after the "expiration" date on the package? Yes, provided it is properly stored and the package is undamaged - commercially packaged diet drink mix 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 drink mix will remain at peak quality.
  • Storage time shown is for best quality only - after that, the diet drink mix's texture, color or flavor may change, but in most cases, it will still be safe to consume if it has been stored properly, the package is undamaged, and there are no signs of spoilage (see below).
  • How can you tell if diet drink mix is bad or spoiled? The best way is to smell and look at the diet drink mix: if diet drink mix develops an off odor, flavor or appearance, or if insects appear, it should be discarded.

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Sources: For details about data sources used for food storage information, please click here

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