How long does Syrup last after opening?

Updated 2026-08-07 · Free · No sign-up

Once opened, Syrup keeps about 6 months in the fridge. Unopened, it keeps about 1 year.

Source: USDA FoodKeeper v128 · Category: Pantry staples

How long Syrup keeps

SituationKeeps for
Unopened · pantry1 year
Opened · fridge6 months

Only situations with a published figure are listed. A blank isn't “forever” — it means no reliable number is published for it.

Storage

How to tell if Syrup has gone bad

These are the general spoilage signs for pantry staples — never taste something to test it. When in doubt, throw it out.

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FAQ

How long does Syrup last after opening?

About 6 months refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.

Does Syrup need to be refrigerated after opening?

Yes — keep Syrup at 40°F (4°C) or below once it's open. Cool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening.

How can you tell if Syrup is bad?

Look for: A rancid, paint-like, or musty smell; Bulging, leaking, deeply dented, or rusted cans; Insects or webbing in dry goods; Mould or discoloration. Never taste something to test it — when in doubt, throw it out.

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