Olive Oil
The answer
Opened olive oil lasts 12–18 months in a cool, dark pantry or longer refrigerated.
Caution Heat, light, and air turn olive oil rancid. Keep the cap tight and away from the stove.
How long it keeps
Fridge (40°F) Longer than pantry (may cloud) safe window
Freezer (0°F) Not needed best quality
Pantry 12–18 months (cool, dark) OK stored right
Discard Discard if it smells waxy, crayon-like, or paint-like.
By state & packaging
State Fridge Freezer
Opened, cool dark pantry Longer —
Unopened — —
Signs it has gone bad
✕ Rancid or paint-like smell
✕ Stale, waxy taste
✕ Cloudiness with off odor (rare)
FAQ
Can olive oil go bad?
Yes — rancid oil smells waxy or paint-like. Discard it; rancidity is a quality and digestion issue.