How long does Curd / Dahi (store-bought, set, opened) last?
How long does Curd / Dahi (store-bought, set, opened) last? fridge 7–10 days. Plus spoilage signs, sources, and an unopened-vs-opened note.
Quick answer
Sealed / unopened: Check date (unopened, typically ~15 days)
Signs Curd / Dahi (store-bought, set, opened) has gone bad
- Yeasty, beer-like aroma.
- Green, white, or fuzzy surface spots.
- Watery, with a sharp burning sourness.
Still good if
- Mildly increased sourness or a small pool of whey on top — stir back in.
Discard immediately if
- Any fuzzy or coloured mold
- Bulging lid or fizzing when opened
- Sharp, bitter, or alcoholic smell
Why guidance varies
Commercial set curd uses standardised cultures and sometimes stabilisers, but once opened it is exposed to household microbes and temperature swings, so storage time depends on fridge temperature and clean handling.
Get a heads-up before it expires. Search the full database instead.
Frequently asked questions
How long does Curd / Dahi (store-bought, set, opened) last?
In the fridge: 7–10 days. Sealed / unopened: Check date (unopened, typically ~15 days). Reseal the tub tightly and return it to the fridge right after each use; serve from a separate bowl rather than dipping spoons back in. Power cuts and frequent door-opening shorten its real life.
How can you tell if Curd / Dahi (store-bought, set, opened) has gone bad?
Signs that Curd / Dahi (store-bought, set, opened) has gone bad: Yeasty, beer-like aroma; Green, white, or fuzzy surface spots; Watery, with a sharp burning sourness. Still good if: Mildly increased sourness or a small pool of whey on top — stir back in.
What does the date label on Curd / Dahi (store-bought, set, opened) mean?
Curd / Dahi (store-bought, set, opened) usually carries a "Use By" date. The last date the manufacturer recommends for peak quality — for most foods this is still quality-based, not a safety cutoff (infant formula is the one exception). See our date-labels guide for the full breakdown.
Sources for this answer
- A USDA FoodKeeper — Opened yogurt and cultured dairy keep roughly 1–2 weeks refrigerated.
- A FSSAI — Cold-storage and handling requirements for packaged fermented dairy.