How long will an open bottle of red wine stay fresh?

The shelf life of an opened bottle of red wine depends on several factors, including the type of wine, storage conditions, and exposure to air. Here are some general guidelines:

1. Unopened Bottle: An unopened bottle of red wine can typically be stored for several years, depending on the wine's quality and aging potential.

2. Opened Bottle: Once opened, red wine starts to oxidize and degrade due to exposure to air. Here's how long different types of red wine typically stay fresh:

- Light-Bodied Red Wines: These wines, such as Pinot Noir or Beaujolais, tend to have a shorter shelf life after opening. They are best consumed within 3-5 days.

- Medium-Bodied Red Wines: Wines like Merlot or Cabernet Franc can last a bit longer, around 5-7 days after opening.

- Full-Bodied Red Wines: Full-bodied wines with high tannin content, such as Cabernet Sauvignon or Syrah, can hold up better to oxidation. They can remain fresh for up to 7-10 days when properly stored.

3. Storage Conditions: Proper storage can significantly extend the freshness of opened red wine. Keep the bottle in a cool, dark place away from direct sunlight. The ideal temperature range for storing red wine is between 55°F and 65°F (13°C to 18°C).

4. Minimize Air Exposure: Minimizing the wine's exposure to air is crucial to preserve its freshness. Use a vacuum sealer or a wine preserver system to remove excess air from the bottle after each pour. You can also transfer the remaining wine to a smaller bottle to reduce the amount of air inside.

5. Refrigeration: If you won't finish the bottle within the recommended time frame, consider refrigerating it. This will slow down the oxidation process and extend the wine's freshness by a few days. However, remember to let the wine come back to room temperature before serving for the best flavor.

It's important to note that these guidelines are general estimates, and the actual shelf life of opened red wine may vary based on individual wine characteristics and storage conditions. Always use your judgment and taste the wine to determine if it's still fresh and enjoyable.