- How long does unopened vintage port last? The precise answer depends to a large extent on storage conditions - to maximize the shelf life of unopened vintage port, store in a cool, dark area, away from direct heat or sunlight.
How long does unopened vintage port last? The answer depends on the vintage: some vintage ports are at their best quality within 10 years of production, while certain fine ports can retain their quality for many decades; all unopened ports will stay safe indefinitely if properly stored.
How to tell if vintage port has gone bad? The best way is to smell and look at the vintage port: if the port develops an off odor, flavor or appearance, it should be discarded for quality purposes.
Sources: For details about data sources used for food storage information, please click here