How long does Cold Brew Coffee last?
How long does Cold Brew Coffee last? fridge 1–2 weeks. Plus spoilage signs, sources, and an unopened-vs-opened note.
Quick answer
Sealed / unopened: N/A
Signs Cold Brew Coffee has gone bad
- Sour milky smell (if dairy added), mold growth.
- Fizzing on opening.
- Off bitter or sour taste.
Discard immediately if
- Bulging or pressurized container
- Sharp sour smell
- Curdled or chunky texture
Why guidance varies
Pasteurization method (HTST vs. UHT vs. cold-pressed), preservative content, and container type (carton vs. plastic vs. glass) all change shelf life dramatically.
Get a heads-up before it expires. Search the full database instead.
Frequently asked questions
How long does Cold Brew Coffee last?
In the fridge: 1–2 weeks. Sealed / unopened: N/A. Concentrate lasts longer than ready-to-drink. Store tightly sealed.
How can you tell if Cold Brew Coffee has gone bad?
Signs that Cold Brew Coffee has gone bad: Sour milky smell (if dairy added), mold growth; Fizzing on opening; Off bitter or sour taste.
What does the date label on Cold Brew Coffee mean?
Cold Brew Coffee usually carries a "Best By" date. A quality marker — the product is at peak quality before this date, but it’s safe to eat afterward if stored correctly. See our date-labels guide for the full breakdown.
Sources for this answer
- A USDA FoodKeeper — Storage windows and refrigeration guidance for this category.
- A FDA — Are You Storing Food Safely? — Date-label interpretation and food-safety baseline.