How long does Tahini last?
Tahini lasts 3 months in the fridge. Spoilage signs to check, storage tips, and cited food-safety sources.
Quick answer
Can I still eat it?
Use this as a conservative screen before you rely on the storage window. If anything seems unsafe, discard it.
Tahini is within the fridge window if it stayed cold/dry as required and shows no discard signs.
Sealed / unopened: 6 months (pantry)
Signs Tahini has gone bad
- Rancid sesame smell (paint-like).
- Gray surface oxidation.
- Hardened bottom that won't stir.
- Sharp off taste.
Discard immediately if
- Sharp rancid or bitter smell
- Visible mold (especially in natural nut butters)
- Oily separation with off odor
Why guidance varies
Tahini is sesame-seed paste; its oil can oxidize with heat, light, and air exposure. Oil separation is normal, while rancid odor is not.
Get a heads-up before it expires. Search the full database instead.
Frequently asked questions
How long does Tahini last?
In the fridge: 3 months. In the pantry: 1 month. Sealed / unopened: 6 months (pantry). Oil separation is normal — stir before use. Rancid sesame smell means discard.
How can you tell if Tahini has gone bad?
Signs that Tahini has gone bad: Rancid sesame smell (paint-like); Gray surface oxidation; Hardened bottom that won't stir; Sharp off taste.
What does the date label on Tahini mean?
Tahini 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 FSIS FoodKeeper data — Storage windows and refrigeration guidance for this category.
- A FDA — Are You Storing Food Safely? — Date-label interpretation and food-safety baseline.