Dairy
Pasteurized, fluid

Cow MilkShelf Life, Storage, and Spoilage Guide

Sourced from
USDA FoodSafety.govFDA

Pantry

Not Recommended

Not recommended

Regular pasteurized milk should not be stored at room temperature. Unopened UHT (Ultra-High Temperature) milk can be stored in a cool, dark pantry until opened, then refrigerated.

Refrigerator

5-7 days (after opening), or until 'sell-by' date if unopened

Keep milk in its original container and store on an inside shelf of the refrigerator, not in the door, where temperatures fluctuate. Maintain refrigerator temperature at 40°F (4°C) or below.

Freezer

3 months

Freeze milk in airtight containers, leaving headspace as milk expands when frozen. Thaw frozen milk in the refrigerator. Texture may change slightly after thawing, but it remains safe to consume.

Signs of Spoilage

  • Sour or off odor
  • Lumpy or curdled texture
  • Discoloration (e.g., yellowish tint)
  • Mold growth

Room Temperature Safety

The 2-hour rule: Do not leave perishable foods, including milk, at room temperature for more than 2 hours. If the ambient temperature is above 90°F (32°C), the limit is 1 hour.

The 'Danger Zone' for bacterial growth is between 40°F (4°C) and 140°F (60°C).

Always refrigerate milk promptly. Discard any milk left in the danger zone for longer than the recommended time.

Expert Tips

Safe Handling

1

Keep milk refrigerated at 40°F (4°C) or below at all times.

2

Do not leave milk at room temperature for more than 2 hours (1 hour if above 90°F/32°C).

3

Return milk to the refrigerator immediately after use to maintain its quality and safety.

Related Items

Comparisons

Heavy Cream
Pantry
Not recommended (unless UHT)
Fridge
1 month (unopened), 1 week (opened)
Freezer
Not recommended (texture changes)
Yogurt
Pantry
Not recommended
Fridge
1-2 weeks (unopened), 7-10 days (opened)
Freezer
1-2 months (texture changes)
Butter
Pantry
1-3 days (covered)
Fridge
1-3 months
Freezer
6-9 months