Sake shelf life depends on whether the bottle is opened and how it’s stored.
In general, unopened sake lasts up to 18 months when kept in a cool, dark place—preferably refrigerated. Once opened, sake should be refrigerated and finished within 3 weeks, though flavors will gradually soften after opening.
This guide explains how long sake lasts, how to store it properly, and how to tell when it’s past its prime.
How Long Does Unopened Sake Last?
An unopened bottle of sake is best consumed within 18 months of release.
While sake is shelf-stable, it is sensitive to:
- Heat
- Light
- Time
Refrigeration significantly slows oxidation and preserves freshness, especially for premium styles like junmai ginjo and daiginjo. Sake stored at room temperature will age faster, even if unopened.
Unlike wine, most sake is not meant to age. Brewers design it to be enjoyed fresh, showcasing clean aromatics and balance.
How Long Does Sake Last After Opening?
Once opened, sake should be:
- Resealed tightly
- Stored in the refrigerator
- Finished within 3 weeks
Oxygen exposure causes sake’s aromas and structure to fade over time. Fresh fruit and floral notes disappear first, followed by acidity and precision. The sake remains safe to drink, but it will taste noticeably softer and less expressive.
Does Sake Go Bad?
Sake rarely becomes unsafe to drink, but it can lose quality.
Signs sake has passed its prime:
- Flat or dull aroma
- Excessive bitterness
- Muted or lifeless flavors
If it no longer tastes like it did when first opened, it’s time to move on.
Best Way to Store Sake
To maximize sake’s shelf life:
- Store unopened bottles cold and away from light
- Refrigerate immediately after opening
- Treat sake like fresh food, not cellar wine
Proper storage preserves the brewer’s intent—and your drinking experience.