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Dairy & Eggs
How long does sour cream last?
Cultured cream.
Quick answer
Fridge (40°F / 4°C)
2 weeks
Sealed past sell-by date
After opening
2 weeks
After opening
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Signs sour cream has gone bad
- •Watery separation (just stir — fine)
- •Mold (toss whole container)
- •Strong sour-bitter smell
- •Yellow tint
Storage tips
- ✓Lasts 1-3 weeks past 'best by'
- ✓Mold on top = throw whole thing
- ✓Don't freeze — texture ruined
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Sources & review
Compiled by the BestByDates editorial team. Last reviewed: January 2025. Spotted an error? Let us know.
Disclaimer: Times shown are USDA/FDA-recommended best quality periods, not absolute safety guarantees. Storage conditions, packaging, and food handling all affect actual shelf life. When in doubt, throw it out.