How long does Duck fat last in the fridge?

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

Duck fat keeps about 30 days in the fridge at 40°F (4°C) or below, counting from the day you bought it.

Source: USDA FoodKeeper v128 · Category: Condiments & sauces

How long Duck fat keeps

SituationKeeps for
Unopened · fridge30 days

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 Duck fat has gone bad

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

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FAQ

How long does Duck fat last in the fridge?

About 30 days at 40°F (4°C) or below, according to USDA FoodKeeper v128. That window runs from the day you bought it — FoodKeeper publishes no separate after-opening figure for this one.

Does Duck fat need to be refrigerated?

Yes — keep Duck fat at 40°F (4°C) or below. Refrigerate at 40°F (4°C) or below.

How can you tell if Duck fat is bad?

Look for: Mould around the rim, cap, or surface; An off, fermented, or yeasty smell; Fizzing, bubbling, or a bulging lid; Separation or a colour change that won't stir back in. Never taste something to test it — when in doubt, throw it out.

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