How long does Regular Yogurt last?
How long does Regular Yogurt last? fridge 1–2 weeks, freezer 1–2 months. Plus spoilage signs, sources, and an unopened-vs-opened note.
Quick answer
Sealed / unopened: Check date
Signs Regular Yogurt has gone bad
- Visible mold (pink, orange, or green).
- Yeasty or fizzy texture.
- Sharp off smell beyond normal tang.
Discard immediately if
- Any visible mold of any color
- Container is bloated or hisses when opened
- Greasy or oily film on top
Why guidance varies
Dairy spoilage depends on initial pasteurization, fridge temperature, and how often the container is opened; manufacturer-printed dates assume continuous storage at 40°F (4°C) or below.
Get a heads-up before it expires. Search the full database instead.
Frequently asked questions
How long does Regular Yogurt last?
In the fridge: 1–2 weeks. In the freezer: 1–2 months. Sealed / unopened: Check date. Look for pink or green mold and off smells. Watery top is normal — stir it in.
How can you tell if Regular Yogurt has gone bad?
Signs that Regular Yogurt has gone bad: Visible mold (pink, orange, or green); Yeasty or fizzy texture; Sharp off smell beyond normal tang.
What does the date label on Regular Yogurt mean?
Regular Yogurt 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 — Storage windows and refrigeration guidance for this category.
- A USDA FSIS — Food Product Dating — Date-label interpretation and food-safety baseline.