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How Long Does Soy Milk Last? [Shelf Life Guide]

Milk is an essential ingredient that has been around for centuries.

Apart from typical cow milk, non-dairy milk, such as almond milk, coconut milk, and soy milk, among others, have seen a significant surge in recent times.

So does soy milk go bad?

Well, it does go bad, but you can prolong the duration if you store it properly. Soy milk is a great alternate for evaporated milk as well and undoubtedly carries various nutritional benefits than any powdered milk in the market.

However, it is as sensitive as regular milk and chances are high it can go rancid if you don’t care for it.

So how long does soy milk last? It can get past the best-by date, but like most milk products, it depends mostly on the storage process.

You might want to stick around this article, as we take a dive into the shelf life and spoilage signs of soy milk during this process.

Does Soy Milk Go Bad? How Long Does Soy Milk Last?


Soy milk depends mainly on two factors to sustain its shelf life, and that is the storage space and temperature.

Direct sunlight and heat are the biggest enemies of any milk product, and soy milk falls in that category too. You might want to store your soy milk in a cool and dark place to avoid heat damages.

You might also want to keep in check the temperature of your storing area.

Although soy milk can survive at room temperature, due to its sensitive nature, it would be best if you keep it in a refrigerator that also slows down the degradation process of the ingredients.

Surprisingly, sealed pack soy milk lasts for several weeks in your pantry, while the storage life of soy milk in your fridge varies from 7 to 10 days. The shelf life of soy milk, if drunk straight from the carton, drastically reduces to a few days.

So why not freeze it? While freezing seems a good storage option, especially if you plan to use soy milk for later use, but many experts don’t recommend it.

Tip: It would be best if you create small packets of soy milk and store it in a freezer-safe container to avoid potential damage to the whole product.

You can also freeze the soy milk in your ice cube tray, which will allow you to manage excessive thawing.

How to Tell if Soy Milk is Bad? Soy Milk Shelf Life!


Like most milk products, it is fairly easy to spot whether your soy milk has gone bad or not.

For instance, your sense of smell is one of the most effortless ways of determining bad soy milk. If you feel your soy milk is discharging unpleasant odor, its time you discard it for good.

The package can also help you to determine spoilage on the inside. If your soy milk package has swollen abnormally, it would be best if you get rid of it.

Examining the package before purchasing is the best policy for this problem.

You might think drinking milk from glass is the best way to drink, which is undoubtedly right.

However, it has other benefits as well. How? If you drink from the soy milk package directly, bacteria can get into the milk, which can spoil it.

Drinking milk from the glass also allows you to look for visual signs such as curds or lumps, which straight away translates that your soy milk has gone bad.

Tip: It would be best if you go for shelf-stable soy milk as it has the best shelf life and can sustain longer even at room temperature.

soy milk

Does Soy Milk Go Bad? How Long Does Soy Milk Last?

5 from 1 vote
Prep Time 15 minutes
Cook Time 15 minutes
Total Time 30 minutes
Course Shelf Life
Servings 1 Serving


  • Soy milk
  • Air-tight containers or Ziplock bags
  • Labels and markers


  • Read the guide thoroughly to learn how long it lasts.
  • Label your container with the content and date and keep track of how much youu0026#x27;re using!
  • Make sure to store in an airtight container in a cool, dark place (pantry or fridge).
  • Always check for signs of spoilage before using.
Did you make this recipe?Mention @EatDelights or tag #eatdelights!

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