How Long Will Coffee Last In Mylar Bags?

Last Updated on July 17th, 2023

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Mylar is impervious to gasses, even though it has the appearance of being made of metal. Therefore, it is possible to prevent oxygen, humidity, and light from destroying the coffee that is contained within a bag by sealing the bag and placing an oxygen absorber inside.

As a direct consequence of this, instant coffee that has been kept in such a manner can remain viable for close to 25 years.

Coffee beans in a Mylar bag - How Long Will Coffee Last In Mylar Bags?

How Should You Store Coffee in Mylar Bags?

The majority of the coffee’s flavor, oil, and aroma remain preserved when stored in Mylar bags. Master the art of storing coffee in Mylar bags and savor the flavor of freshly brewed coffee every morning.

Roasted coffee beans can be placed in the Mylar bag. However, if you want to retain the fragrance, it’s better to get them as fresh as possible and store them in a Mylar bag. 

The freshness and aroma of inferior-quality beans won’t be preserved if they’re stored for a long time. Mylar bags are ideal for this since they can be compressed to remove all air. Coffee beans are protected from the elements in this way.

If you start at the bottom and roll the bag up, all the air will escape. Either use the provided closure to secure the Mylar bag or secure the opening with a rubber band.

Store the coffee in a bag in the freezer or fridge. Coffee can be kept fresh in a refrigerator for approximately a week, but the freezer is the best option for long-term preservation.


What is the Best Way to Store Coffee long-term?

When stored on the pantry’s shelf in an opaque and airtight container, coffee will maintain its flavor and aroma for the longest time. 

It should be kept in a cold, dry environment that is shielded from all sources of heat or moisture, including direct sunlight.


Where Should You Put it?

An intriguing fact is that despite the widespread consumption of ground coffee over many decades, there is no generally accepted method for storing it. 

As a result, many people have just become accustomed to the dull taste of inadequately stored coffee and don’t give it another thought.

Coffee, whether ground or whole beans, should be kept in an opaque, airtight container in a cool, dark place away from sources of heat and moisture to extend its shelf life. 

Vacuum sealers are the most effective type of container; you can find them in many stores these days.


What Coffee has the Longest Shelf Life?

The finest coffee for long-term storage is instant coffee. A sealed container will keep it fresh for up to a decade. After a decade, the coffee can be consumed without risk even if the container has been opened. Freeze-drying is the process used to make instant coffee.


Is a Mylar Bag the best container to store ground coffee in?

The best way to keep coffee fresh for a lengthy period is to store it in Mylar bags that also contain oxygen absorbers. Despite its appearance of being metallic, Mylar is not susceptible to harm from the air or other gasses. 

The coffee contained within a bag that has been sealed is shielded from the effects of air, moisture, and light when an oxygen absorber is placed within the bag.


Final Thoughts on How Long Will Coffee Last In Mylar Bags

When it comes to storing coffee, instant coffee has the longest shelf life. However, you can also keep coffee lasting long by keeping it in an airtight container away from moisture. 

To avoid this, it is best to store coffee in a cool and dark place. Keeping it good for ten years, maybe more. The best container to store the coffee will be a Mylar bag that contains oxygen absorbers. They are sealed and airtight, keeping the coffee safe from moisture.

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