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Beverages
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Beverages

How long does opened milk last?

Cow's milk after opening.

Quick answer
After opening
1 week
5-7 days past sell-by date
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Signs opened milk has gone bad

  • โ€ขSour smell
  • โ€ขLumpy or chunky texture
  • โ€ขYellowish color

Storage tips

  • โœ“Coldest part of fridge (back, not door)
  • โœ“Often good 5-7 days past sell-by
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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.