How long almond milk lasts after opened?

In this brief guide, we are going to answer the question “How long almond milk lasts after opened?”, discuss answers to other related questions like how can you store almond milk and how can you tell if almond milk has gone bad.

How long almond milk lasts after opened?

Almond milk does not normally last for a longer period, it can retain its freshness ideally up to 5 to 7 days before it goes clumpy or produces a foul smell but you can use it within 7 to 10 days. However, the shelf stability of almond milk varies depending upon the type of almond milk.

Homemade almond milk lasts for 3 to 4 days after its production. Whereas, commercial or store-bought almond milk can last longer because it has undergone various techniques such as pasteurization. Also, commercial or store-bought almond milk is more likely to contain some additives or preservatives that aid in prolonging its shelf life.

Pasteurized and packed almond milk can stay fresh for 3 to 4 weeks at room temperature, but once it is opened, it must be stored at refrigeration temperature and consumed within a few days.

Whenever you open any store-bought or preserved food item, don’t forget that its quality begins to deteriorate gradually over time. This time depends on the quality of the food product and the environmental factors like temperature and method of storage.

How can you store almond milk?

Almond milk can be stored the same way as soy milk or oat milk. Almond milk usually comes in either unrefrigerated or refrigerated form. Treat unrefrigerated almond milk like unrefrigerated coconut milk or dairy milk. An unopened package of unrefrigerated almond milk should be kept in a cool and dark place, away from heat sources like direct sunlight and stovetop. Pantry and kitchen cabinets are good choices for storage.

Once you have opened the carton of almond milk, make sure to refrigerate the rest of the almond milk at all times with a tight seal.

Refrigerated almond milk should always be stored in the fridge. Do not keep the carton of almond milk in the door of the refrigerator as the temperature fluctuates more in the door of the refrigerator as compared to the shelves of the refrigerator.

How can you tell if almond milk has gone bad?

Though almond milk is non-dairy milk, it contains the natural fats of nuts that go rancid during storage. It develops a sour flavor and produces a bit off-odor. When almond milk goes bad, there are noticeable Physico-chemical changes that occur in milk.

During storage, the calcium precipitates settle down at the bottom of the container, therefore it is advised to shake the bottle of almond milk before using it. The color of almond milk is also changed; it appears to be more yellowish when getting spoiled.

By the punch of the time, almond milk will curdle, as it lacks emulsifiers or stabilizers. The consistency of the milk thickens and the clumps formed have a visible slimy appearance.

Almond milk is enriched with nutrients therefore it is susceptible to microbial growth, particularly molds. Molds can easily grow in almond milk due to the poor processing or handling practices and if not stored properly at ideal conditions.

If the molds grow on the almond milk, they will be indicated as black spots and it is recommended to discard such a container of almond milk that contains visible growth of molds. This is because spoiled almond milk can cause foodborne illness and you may experience uncomfortable digestive issues along with nausea and vomiting upon consumption.

Sometimes, the container of almond milk is also unusually bloated or bulged due to the presence of secondary bacteria along with the molds. Do not consume such milk as you may put your health at risk by drinking milk from such a container. Discard the container of spoiled almond milk even if you are in doubt about its spoilage, because “When in doubt, throw it out” is the key practice to be followed.

Other FAQs about Milk which you may be interested in.

How long can milk last unrefrigerated?

How to heat milk on the stove?

Can you boil milk for Oatmeal?

What can happen if you drink spoiled almond milk?

Drinking spoiled almond milk is not recommended at all. Because spoiled almond milk can make you sick, just like any other spoiled food item. The bacteria that may grow in almond milk are not likely to be life-threatening unless you have a severely compromised immune system, but it can cause uncomfortable digestive issues and even fever or vomiting if you drink enough. But if the milk is spoiled with molds, there are more chances that the toxins of these molds can get into your blood, causing potential toxemia which can affect your organs.


In this brief guide, we answered the question “How long almond milk lasts after opened?”, discussed answers to other related questions like how can you store almond milk and how can you tell if almond milk has gone bad.


Hi, I am Charlotte, I love cooking and in my previous life, I was a chef. I bring some of my experience to the recipes on this hub and answer your food questions.