How Long Does Peanut Butter (Opened) Last?
Peanut Butter (Opened): 3–4 months in the pantry, 3–6 months in the refrigerator and 1 year in the freezer. These are listed storage intervals; check each card for exact evidence and conditions. Freezer intervals describe quality.
- 2 cited USDA/FDA/FSIS sources
- Editorial review · Editorial record: June 2026
This editorial interval has no verified exact source yet. Follow your product label.
This editorial interval has no verified exact source yet. Follow your product label.
This editorial interval has no verified exact source yet. Follow your product label.
- Each card identifies whether its interval has an exact source or is still under review. A missing card means no interval is available for that state.
- An absent after-opening entry must not be replaced with an unopened interval.
Rancid peanut butter smells sharp and unpleasant — discard it.
How to tell if it's gone bad
Normal appearance and smell do not prove food is safe. Disease-causing bacteria may be present without visible spoilage. Never taste food to test its safety; follow time, temperature and recall guidance. FDA — Storage Basics
- Look:Oil separation is normal; mould is not
- Smell:Mouldy or rancid smell
- Texture:Dry hard clumps
When in doubt, throw it out. If Peanut Butter (Opened) smells, looks, or feels off — discard it. Food poisoning is not worth the risk.
Can you freeze Peanut Butter (Opened)?
Listed quality estimate: Peanut Butter (Opened) keeps 1 yearat continuously 0°F (−18°C) or below, if safe when frozen. Check the source status on the storage card; this is not a discard deadline.
Storage tips
Stir natural peanut butter after opening; refrigerate if you prefer firmer texture.
Check your storage dates
Compare the elapsed time with the storage guidance. This cannot certify that food is safe.
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