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How long does peanut butter last?
Peanut butter keeps for months; natural versions go rancid faster.
in the fridge
3–4 months
Refrigerating extends it and stops natural PB separating.
Peanut butter storage times compared
| Storage | Keeps for | |
|---|---|---|
| 🗄️ Pantry | 2–3 months | |
| ❄️ Fridge | 3–4 months |
Times assume a fridge at or below 4°C / 40°F and a freezer at -18°C / 0°F.
🛒 Store it better
Keep peanut butter fresher for longer with the right airtight jars.
Shop airtight jars →How to tell if peanut butter has gone bad
- Rancid, paint-like smell
- Hard, dry texture
- Off, bitter taste
Storage tips
- Refrigerate natural peanut butter to slow oil separation.
- Stir natural PB before the oil settles hard.
Frequently asked questions
- Should peanut butter be refrigerated?
- Regular PB is fine in the pantry; refrigerate natural, oil-separating kinds.