how long can you keep wine that has been opened
As this process (oxidation) continues over many hours and days, the wine is ultimately made undrinkable. The trick is to use the wine before it becomes unpalatable or to pour it out before bad wine is served to guests. Three (3) days. Around here, we keep wines up to 3 days after the bottle has been opened.Once a bottle of wine is opened, the oxygen in the air starts a process that initially softens the flavors and opens up the aromas of the wine.s this process (oxidation) continues over many hours and days, the wine is ultimately made undrinkable. The trick is to use the wine before it becomes unpalatable or to pour it out before bad wine is served to guests. Three (3) days. Around here, we keep wines up to 3 days after the bottle has been opened.