QUESTIONS ABOUT MILK UNLEASHED?

Curious about how milk can live safely on a shelf without refrigeration until it’s opened? Read on!
uht milk - milk unleashed

UHT MILK FAQs

 

What is shelf safe milk?

It is Grade A fluid milk that requires no refrigeration until the package is opened thanks to ultra pasteurization and the special Tetra Pak shelf safe carton. You can stock up on milk without worrying about refrigerator space. You can take it with you on the go, put it into kids’ lunches, take it to events and picnics. All without worrying about the safety or quality of the milk. Learn more about shelf safe milk.

What is UHT milk?

UHT milk is an industry term for shelf safe milk. UHT stands for ultra high temperature — the ultra pasteurization part of the process. Shelf safe milk may also be referred to as shelf stable milk, long life milk or aseptic milk. Learn more about UHT milk.

What is aseptic milk?

Aseptic milk is an industry term, referring to the process involved in producing shelf safe milk. Shelf safe milk may also be referred to as shelf stable milk, long life milk or UHT milk. Learn more about aseptic milk.

What? No refrigeration needed?

The unique combination of pasteurizing milk at an ultra high temperature, and then packaging it in a Tetra Pak carton, results in milk that is shelf safe. Ultra-pasteurization eliminates bacteria and Tetra Pak shelf safe carton packaging keeps out light, air and harmful contaminants. Learn more about the UHT milk pasteurization process.

How long can it stay on the shelf without refrigeration?

Thanks to the Tetra Pak shelf safe carton, it retains its quality up to six months. Check the date on the package.

The milk is the same. Just the package is different.

Milk boxes don’t require refrigeration until they are opened. This eco-friendly packaging preserves all the wholesome goodness of milk and helps kids get the vitamins and nutrients of milk, anytime, anywhere. Learn more about Tetra Pak aseptic packaging.

Is shelf safe milk real milk?

Yes, each shelf safe milk package carries real milk – the same as refrigerated milk and with the same nutrients. Available in white, flavored and nutritionally enhanced milk varieties. It has just been through a different process and uses a different package. It requires no refrigeration until the package is opened thanks to ultra pasteurization and this special package. Learn more about the UHT milk pasteurization process.

Is shelf safe milk just as nutritious as refrigerated milk?

Shelf safe milk is real milk. It tastes great and provides the same nutritional values of conventional refrigerated milk. Use it exactly the same as you would any other milk in your recipes. More UHT milk nutritional information is available here.

Why buy shelf safe milk?

With busy lifestyles, adults and kids are always on the go. Shelf safe milk enables you to increase your family’s intake of milk because it doesn’t require refrigeration, so it can safely be taken anytime anywhere. Take it with you on the go, put it into kids’ lunches, chill and take to events and picnics. Plus, you can stock up on milk without worrying about refrigerator space. Never run out of milk! It’s ideal for emergency kits. Learn more about long life milk benefits.

Why is most organic milk UHT milk?

About 80% of the organic milk sold in the U.S. is UHT milk, so chances are, you have already enjoyed it! Because organic farms are not in every region of the country, organic milk needs to travel farther for many markets, so dairies use the ultra pasteurization for their extended-life chilled milk.

Does the milk taste different?

The milk is heated to a high temperature and then cooled down very quickly (UHT milk pasteurization). While this heat treatment process happens in a matter of seconds, some people may notice a slight difference in taste. Some people actually prefer the taste, finding it creamier. You can be confident that the milk is the same, and no preservatives are used. Learn more about the UHT milk pasteurization process.

What is so special about this type of package?

Aseptic packaging is just like the juice, broth, soup and soy milk cartons you can find on the shelf of your grocery store. The package was developed to keep out light air, and harmful contaminants that can spoil the milk quickly. You may have heard industry terms like UHT milk packaging (ultra-high temperature), shelf stable milk packaging or aseptic milk packaging to describe Tetra Pak cartons. Learn more about Tetra Pak aseptic packaging.

How can a package do that?

The aseptic milk packaging is formed by seven layers. The main component is paper board which keeps the light out, but there is also a very thin layer of aluminum to block air and thin layers of polyethylene to seal in the liquid and protect the milk from external moisture. Learn more about Tetra Pak aseptic packaging.

How is this better for the environment?

Shelf safe milk doesn’t require refrigeration for distribution or storage, which saves energy. Stores need fewer deliveries which means fewer trucks on the road, reducing our carbon footprint or the amount of CO2 emissions into the atmosphere. In addition, the aseptic packaging is made from 70% paper from selectively harvested, re-grown trees and are recyclable. And, by moving to smaller packages, consumers are reducing waste, since people tend to open a container of milk, but don’t finish it before it spoils. Single serving containers and the 32 oz. Tetra Pak cartons make a lot of sense. Learn more about the environmental long life milk benefits.

Are Tetra Pak cartons recyclable?

Yes, Tetra Pak aseptic packaging is recyclable. In fact, 1 in 3 American households have access to carton recycling across 40 states. Tetra Pak, along with the Carton Council, is committed to advancing carton recycling. It’s up to the dairy or food producer to add the recycling logo, so you may or may not see that on your cartons. Check here to see if cartons are recycled in your community.

In 2011, more than 36 billion Tetra Pak cartons were recycled worldwide. The increase in the amount of cartons being recycled was more than 5 billion cartons last year alone.

> Check here for recycling locations in your area.
> Learn more about the environmental long life milk benefits.

How long will an open carton of shelf safe milk stay fresh?

An opened carton of shelf safe milk will stay fresh about the same amount of time as pasteurized refrigerated milk, normally about a week. However, be sure to check the milk carton’s packaging for expiration date and specific instructions.

Can you consume shelf safe milk if it has been refrigerated and then brought back to room temperature?


Yes, as long as the package has not been opened the milk should not be affected.

Does shelf safe milk contain preservatives?

There are no preservatives added during the process of creating shelf safe milk. The UHT treatment and Tetra Pak carton allow it to be shelf safe. For more info about the UHT process, click here.

Is Tetra Pak packaging BPA-free?

The Tetra Pak packaging for dairy products does not contain BPA. The layer of plastic is made of polyethylene and is BPA free. Learn more about the Tetra Pak packaging.


STILL HAVE A QUESTION?

We're happy to answer.
Let us know what interests you.