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Gunther Heller

Does Barley Go Bad?

Source: USDA FoodKeeper and FSIS · last verified November 2026

Illustration of barley
Barley Per USDA FoodKeeper
Counter
6 months
cool, dry place
Fridge
Not needed
shelf-stable
Freezer
12 months
at 0°F; quality, not safety
Quick answer

Yes. Barley lasts 6 months in the pantry and 12 months in the freezer. After that, or sooner if stored badly, it spoils: watch for the signs below.

How to tell if barley is bad

Smell

Musty, sour or rancid odour.

Texture

Clumping from moisture, or a damp feel.

Pests

Webbing, holes, or tiny insects in the bag.

Flavour

Flat, stale or bitter taste — quality is gone even if it is safe.

Barley past the expiration date

Best-by and sell-by

FoodKeeper gives unopened barley 6 months in the pantry, counted from the day you buy it. "Best-by" and "sell-by" describe quality and stock rotation, not safety; only infant formula carries a federally required use-by date.

Past the date

Barley past its best-by date is usually safe if stored well; check smell, look and taste before using.

How to keep barley fresh longer

  • Store in an airtight container in a cool, dark, dry place.
  • Keep away from the stove and dishwasher, where heat and humidity speed spoilage.
  • Write the opening date on the pack.

More about barley

More “does it go bad?” answers, A–Z →

FAQ

How long does it take for barley to go bad?
6 months in the pantry, per USDA FoodKeeper.
Can barley expire?
FoodKeeper gives unopened barley 6 months in the pantry, counted from the day you buy it. "Best-by" and "sell-by" describe quality and stock rotation, not safety; only infant formula carries a federally required use-by date.
What happens if you eat bad barley?
Usually an unpleasant taste rather than illness, but discard anything mouldy, rancid or smelling off.
How do you keep barley from going bad?
Store in an airtight container in a cool, dark, dry place.
Numbers on this page come from USDA FoodKeeper and FSIS guidance. Last verified November 2026. How we verify our data · Report a wrong number