Most brands of unopened wine will expire or spoil after a certain time. The shelf life of wine depends on the variety. More »

According to Still Tasty, an unopened bottle of sparkling wine usually does not go bad but is best consumed within three years of production. Sparkling wine goes flat quickly after it is opened and is best consumed the s... More »

Wine goes bad after opening from prolonged exposure to oxygen and the action of lactic acid-producing bacteria. Oxygen exposure oxidizes chemical components of the wine, while the bacteria ferment the wine in the same pr... More »

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According to Still Tasty, an unopened bottle of sparkling wine usually does not go bad but is best consumed within three years of production. Sparkling wine goes flat quickly after it is opened and is best consumed the s... More »

Boxed wine does go bad but it stays fresh between 30 to 60 days after opening. Boxed wine are basically wine that is contained in a bag with a cardboard box outer covering. To dispense the wine, a hole is cut along a dot... More »

If kept for long enough, wine eventually turns into vinegar after being opened. Depending on one's taste for vinegar, this can be a plus or a minus. More »

According to Wine Spectator, wine does not spoil in the same way many foods do, but alcohol poisoning and other unpleasant consequences can occur when one drinks too much wine. Fortified wine, such as Port wine, can be e... More »