How to Preserve an Open Bottle of Wine

On February 16, 2025 By newsroom Topic: Food Guide

Preserving the taste of an open bottle of wine can be a challenge, but with the right tools and techniques, you can enjoy your wine longer. Here’s what wine experts recommend to keep your leftover vino fresh and flavorful.


Why Does Wine Go Bad After Opening?

  • Oxidation is the main culprit. Once exposed to air, oxygen interacts with the wine, converting alcohol into chemicals that alter its flavor.
  • Proper wine preservation minimizes oxygen exposure, keeping the wine close to its original state.

Types of Wine Preservation Systems

Vacuum Pump Stoppers
- How it works: Removes air from the bottle and creates a vacuum to slow oxidation.
- Example: Vacu Vin.
- Preservation Time: Up to 10 days.
- Price: $10 to $38.

Gas Replacement Systems
- How it works: Replaces oxygen with heavier, inert gases like argon or nitrogen.
- Example: Coravin Timeless and Pivot.
- Preservation Time: 4 weeks (Pivot) to years (Timeless).
- Price: $100+ for most models.

Oxygen Absorbing Stoppers
- How it works: Absorbs oxygen inside the bottle using reactive materials like iron.
- Example: Repour Wine Saver.
- Preservation Time: Up to 1 month.
- Price: $10 for 4-pack; $120 for 72-pack.

Wine Condoms
- How it works: Creates a tight seal to minimize oxygen exposure.
- Best for: Space-saving preservation in the fridge.
- Price: Low-cost alternative.


What Do Wine Experts Recommend?

  • Dylan York (Sommelier Society of America):
  • Recommends Coravin Timeless for its longevity and quality preservation.
  • Second choice: Repour Wine Saver for affordability and effectiveness.
  • Third option: Vacuum pump stoppers for short-term use.

  • Amanda McCrossin (Wine Sommelier):

  • Favors Coravin and Repour for their performance and convenience.

  • Lauren Harris (Wine Director):

  • Highlights refrigeration as the most cost-effective and reliable preservation method.

Are Wine Preservers Worth It?

  • Coravin Systems:
  • Great for wine enthusiasts or collectors who often sip from expensive bottles.
  • A worthwhile investment for those hosting wine tastings or pairing wines with meals.

  • Budget-Friendly Options (Repour, Vacuum Pumps):

  • Perfect for casual wine drinkers who open one bottle at a time.
  • Affordable and practical for everyday use.

Expert Tips for Storing Open Wine

Refrigerate the Bottle:
- Cooling slows oxidation and is the simplest way to extend freshness.

Use the Right Stopper:
- Ensure a tight seal to minimize air exposure.

Finish the Bottle Quickly:
- Even the best preservation systems won’t keep wine indefinitely.


The Verdict

If you’re serious about wine or frequently entertain, invest in a high-quality system like Coravin. For casual wine drinkers, affordable solutions like Repour Wine Savers or vacuum pumps are excellent choices. And for all wine lovers, don’t underestimate the power of simple refrigeration!


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