Once opened, Retort pouches or boxes (meat) keep about 3–4 days in the fridge.
That's the longest window published for Retort pouches or boxes (meat) — opened in the fridge is its best case.
| Situation | Keeps for |
|---|---|
| Opened · fridge | 3–4 days |
Air and warmth are what shorten an opened item's life — the right container buys back the days the packaging gives up once the seal's broken.
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About 3–4 days refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.
Yes — keep Retort pouches or boxes (meat) at 40°F (4°C) or below once it's open. Refrigerate at 40°F (4°C) or below.
Look for: A slimy or sticky film on the surface; Grey, green, or brown patches; A sour or ammonia-like smell; A swollen or leaking package. Those are the general signs for meat — USDA FoodKeeper v128 publishes no spoilage note for Retort pouches or boxes (meat) specifically. Never taste something to test it — when in doubt, throw it out.