How long does powdered milk last?

Powdered milk keeps 3–5 years in the pantry, according to USDA FoodKeeper.

Quick answer

Fridge—No FoodKeeper guidance
Freezer—No FoodKeeper guidance
Pantry3–5 yearsopened: 3 months

Storage times by type

TypeFridgeFreezerPantry
Powdered milk——
  • Unopened: 3–5 years
  • Opened: 3 months after opening
USDA tips: Pantry: 3 - 5 year timetable based on cool temperatures, dark storage. May spoil as quickly as 3 months in hot temperatures.

Also covers: dry milk, milk powder.

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These are general guidelines from the USDA’s FoodKeeper data for food stored at safe temperatures: fridge at 40°F (4°C) or below, freezer at 0°F (−18°C). Freezer times are for best quality; food kept constantly frozen at 0°F stays safe longer. Always check the package and the food itself. When in doubt, throw it out. Shelf Shepherd isn’t affiliated with or endorsed by the USDA.

Source: USDA FSIS FoodKeeper data. Last reviewed November 5, 2026.