- How long does unopened non-alcoholic whisky sour mix last? The precise answer to the question depends to a large extent on storage conditions - store unopened bottles of whisky sour mix in a cool, dark area.
To extend the shelf life of unopened whisky sour mix, keep unopened whisky sour mix away from direct sources of heat or light.
How long does unopened whisky sour mix last at room temperature? Properly stored, unopened whisky sour mix will generally stay at best quality for about 12 to 18 months when stored at room temperature, although it will usually remain safe to drink after that.
Is unopened whisky sour mix safe to drink after the "expiration" date on the bottle? Yes, provided it is properly stored, the bottle is undamaged and there is no sign of spoilage (see below) - commercially packaged whisky sour mix will typically carry a " Best By," "Best if Used By," "Best Before", or "Best When Used By" date but this is not a safety date, it is the manufacturer's estimate of how long the unopened whisky sour mix will remain at peak quality.
How to tell if whisky sour mix is bad or spoiled? If whisky sour mix develops an off odor, flavor or appearance, it should be discarded.
Sources: For details about data sources used for food storage information, please click here