Ranch Dressing
The answer
Opened ranch dressing lasts 1–3 months in the fridge.
Caution Creamy dressings need refrigeration after opening.
How long it keeps
Fridge (40°F) 1–3 months safe window
Freezer (0°F) Do not freeze best quality
Room temp 2 hours max then discard
Discard Discard if moldy, fermented-smelling, or fizzing.
The answer
Unopened ranch dressing keeps Printed date in the pantry.
How long it keeps
Fridge (40°F) Not needed safe window
Freezer (0°F) Do not freeze best quality
Pantry Printed date OK stored right
Discard Discard bulging, leaking, or badly dented containers.
By state & packaging
State Fridge Freezer
Opened, refrigerated 1–3 months Do not freeze
Unopened, pantry — —
Signs it has gone bad
✕ Mold at the cap or surface
✕ Fermented or off smell
✕ Separation with sour odor
FAQ
How long does opened ranch dressing last?
About 1–3 months refrigerated per FoodKeeper guidance. Follow the package date if it is shorter.