Century EggShelf Life, Storage, and Spoilage Guide
Pantry
Follow manufacturer's best-by date for unopened product.
Store unopened century eggs in a cool, dry place away from direct sunlight. Once opened, refrigerate promptly.
Refrigerator
Follow manufacturer's best-by date for unopened product. Once opened, 3-4 days.
Store opened century eggs in an airtight container to prevent odor transfer and maintain freshness. Refrigeration can extend the shelf life of unopened century eggs beyond pantry storage, but follow manufacturer's guidance.
Freezer
Not RecommendedNot recommended.
Freezing century eggs is not recommended as it can significantly alter their unique texture and flavor.
Signs of Spoilage
- Unpleasant or strong sulfurous odor (beyond its typical aroma)
- Slimy or sticky texture
- Visible mold growth
- Unusual discoloration
Room Temperature Safety
The 'Danger Zone' is between 40°F (4.4°C) and 140°F (60°C), where bacteria can multiply rapidly.
While unopened century eggs are shelf-stable, once opened, they become perishable and should be refrigerated within 2 hours.
Safe Handling
Always wash hands before and after handling eggs.
Avoid cross-contamination by keeping century eggs separate from other foods, especially raw meats.
Discard any century eggs that show signs of spoilage.