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How Long Does Oat Milk Last in the Fridge?

Complete storage guide with fridge, freezer, and room temperature times for oat milk.

Quick Answer

Oat Milk lasts 7-10 days (opened) in the fridge, Not recommended in the freezer, and Not safe (refrigerated type) at room temperature.

Storage Duration

Refrigerator

7-10 days (opened)

Keep at 40°F (4°C) or below

Freezer

Not recommended

Keep at 0°F (-18°C) or below

Room Temperature

Not safe (refrigerated type)

68-72°F (20-22°C)

How to Tell If Oat Milk Has Gone Bad

Watch for these signs that oat milk has spoiled and should be discarded:

  • Sour smell
  • Thick texture
  • Separation
  • Mold

Best Storage Tips for Oat Milk

Follow these tips to maximize the shelf life of oat milk:

  • Shake well before use
  • Store in back of fridge
  • Don't drink from container

Oat Milk Storage Times at a Glance

Storage LocationTemperatureDurationNotes
Refrigerator40°F (4°C)7-10 days (opened)Best for daily use
Freezer0°F (-18°C)Not recommendedLong-term storage
Room Temperature68-72°F (20-22°C)Not safe (refrigerated type)Temporary only

What NOT to Do When Storing Oat Milk

  • xDon't leave oat milk at room temperature for more than 2 hours - bacteria multiply rapidly between 40-140°F.
  • xDon't store near strong-smelling foods - oat milk can absorb odors easily.
  • xDon't ignore the spoilage signs - when in doubt, throw it out.

Food Safety Tips

  • 1.Use the "first in, first out" rule - always use older oat milk before newer purchases.
  • 2.Keep your refrigerator at or below 40°F (4°C) - use a thermometer to verify.
  • 3.Always wash hands before handling food and use clean utensils to prevent cross-contamination.

Frequently Asked Questions

How long does oat milk last in the fridge?

Oat Milk lasts 7-10 days (opened) in the refrigerator when stored properly. Shake well before use

Can you freeze oat milk?

Freezing oat milk is not recommended as it affects quality significantly.

How do you know if oat milk has gone bad?

Signs that oat milk has spoiled include: Sour smell, Thick texture, Separation, Mold. When in doubt, throw it out.

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How Long Does Oat Milk Last? Fridge: 7-10 days (opened) | Freezer: Not recommended