Can You Vacuum Seal Freeze Dried Food for Long Term Storage?

Preserving food for long-term storage is essential for anyone who wants to have a well-stocked pantry or emergency preparedness kit. One popular method of preserving food is through freeze-drying, which is the process of removing moisture from food to extend its shelf life. However, storing freeze-dried food still requires proper storage to ensure it stays fresh.

One method that many people wonder about is vacuum sealing freeze-dried food. Vacuum sealing is a popular preservation method that has been used for decades. It involves removing air from a package of food, then sealing it in an airtight bag or container. But can you vacuum seal freeze-dried food for long-term storage? This article will explore that question and provide tips on how to properly store your freeze-dried food for long-lasting freshness.

Quick Summary
Yes, you can vacuum seal freeze-dried food. In fact, vacuum sealing is a great way to store freeze-dried food as it helps preserve the food’s freshness and flavor for a longer period of time. Vacuum sealed freeze-dried food can be stored in a pantry, freezer, or any cool and dry place. However, it is important to note that once the vacuum-sealed package is opened, the food should be consumed within a few days to ensure its freshness.

Understanding the Science Behind Freeze Drying and Vacuum Sealing

Freeze-drying is a method of preserving food by removing moisture from it. This process involves freezing the food at extremely low temperatures and then subjecting it to a vacuum to remove the moisture. Freeze-drying preserves the texture, flavor, and nutritional value of food, making it an ideal method of long-term food storage.

Vacuum sealing, on the other hand, involves sealing food in airtight bags or containers to protect it from moisture, oxidation, and pests. When used together with freeze-drying, vacuum sealing can further extend the shelf life of food. The vacuum sealing process helps to create a barrier that protects the food from external elements and also reduces the risk of spoilage, making it a perfect method for storing freeze-dried food for long periods without losing its quality.

The Benefits of Vacuum Sealing Freeze Dried Food for Long Term Storage

Vacuum sealing freeze dried food for long term storage has numerous benefits. Firstly, vacuum sealing removes all the air from the packaging, preventing the growth of microorganisms and bacteria, ensuring the food stays fresh for an extended period. This means that you can store vacuum-sealed freeze-dried food for up to 25 years while retaining its original quality and flavor.

Secondly, vacuum sealing reduces the amount of storage space required since the packaging is compressed, making it easier to store and carry. This feature is especially valuable for individuals who have limited storage space and need to save every inch of space possible. Besides, vacuum sealing freeze dried food enhances its shelf life while preserving its nutrients, taste, and aroma. Hence, vacuum sealing is an excellent method of preserving your freeze dried food for extended periods, as it prevents spoilage and ensures that you have healthy and nutritious food when you need it.

How to Properly Vacuum Seal Freeze Dried Food for Maximum Shelf Life

Freeze dried food is a great option for long term storage, with a shelf life of up to 25 years. However, to maximize the shelf life, it is important to vacuum seal the freeze dried food properly. Vacuum sealing removes all the air from the packaging, which prevents oxidation and bacteria growth, both of which can compromise the food’s safety and quality.

To properly vacuum seal freeze dried food, first, make sure the food is completely dry. Any moisture left in the food can lead to bacteria growth and spoilage. Then, use a high-quality vacuum sealer and bags specifically designed for long-term storage. Fill the bags with the desired amount of food, leaving at least an inch of space at the top. Next, place a piece of oxygen absorber inside the bag to further prevent oxidation. Finally, seal the bag and label it with the contents and date. With proper vacuum sealing, freeze dried food can provide a reliable source of food for years to come.

Comparing Vacuum Sealed Freeze Dried Food to Other Long Term Storage Methods

When it comes to long-term food storage, there are several methods to choose from. One of the most popular is vacuum sealing, which removes all the air from the packaging. This helps prevent the growth of bacteria and extends the shelf life of the food. Another common method is using Mylar bags, which are airtight and can be sealed with an oxygen absorber inside to further increase the shelf life. Additionally, canning and dehydrating are also popular methods for long-term food storage.

While vacuum sealing freeze-dried food is an effective way to extend its shelf life, it is important to note that this method may not be the best for all types of food. For example, vacuum sealing is not recommended for storing grains or dried beans, as these foods can spoil quickly if not stored properly. Additionally, vacuum sealing may not be as effective as other methods, such as canning, for preserving meat or other high-protein foods. Ultimately, the choice of storage method will depend on the specific type of food and the length of time you plan to store it.

Tips for Storing Vacuum Sealed Freeze Dried Food to Preserve Nutritional Value

When it comes to preserving the nutritional value of freeze-dried food, there are a few important tips to keep in mind. Firstly, be sure to store your vacuum sealed freeze-dried food in a cool, dry place away from direct sunlight. This is because exposure to light and heat can cause damage to the nutrients within the food. A pantry or cupboard is an ideal storage location.

Another key tip is to ensure that you only open the vacuum sealed package when you’re ready to use the contents. This is because exposure to air can cause the food to oxidize and lose nutritional value. If you need to transfer the contents to a separate container for ease of use, be sure to use an airtight container and consume the contents as quickly as possible. By following these simple tips, you can ensure that your vacuum sealed freeze-dried food stays fresh and nutritious for longer.

Potential Drawbacks of Vacuum Sealing Freeze Dried Food for Long Term Storage

While vacuum sealing freeze dried food for long term storage has benefits, there are also potential drawbacks to consider. One of the main concerns is that vacuum sealing can cause the food to spoil if not done properly. The sealing process can create a seal that is too tight, which can lead to the growth of bacteria and mold. This can occur if there is moisture inside the bag, or if the food has not been completely dehydrated before sealing.

Another potential drawback is the risk of losing some of the nutritional value of the food. When vacuum sealing, oxygen is removed from the bag, which can cause some of the nutrients to break down. This is particularly true for foods that are high in vitamins and minerals, such as fruits and vegetables. Additionally, vacuum sealing can lead to the loss of flavor and texture, as the food may become compressed and lose its natural shape. To avoid these drawbacks, it’s important to use proper techniques and to ensure that the food is completely dry before vacuum sealing.

Real World Examples of Successful Long Term Storage with Vacuum Sealed Freeze Dried Food

Real world examples of successful long term storage with vacuum sealed freeze dried food are numerous and varied. Individuals, families and even organizations have been able to enjoy the benefits of long-term storage of freeze dried food thanks to the technology of vacuum sealing.

One notable example is that of the Church of Jesus Christ of Latter-day Saints which has been successfully storing freeze-dried food for over 70 years. The church’s canneries use vacuum-sealed packaging to preserve food for up to 30 years. Individual families have also been successful at storing freeze-dried food for extended periods of time, with some reporting successful storage for over a decade. Whether you are preparing for emergencies or simply want to preserve food without compromising its quality, vacuum sealed freeze-dried foods offer a practical solution that has been proven effective.


In conclusion, vacuum sealing freeze-dried food can be a convenient and effective way to extend the shelf life of your favorite meals. It helps to preserve the quality, flavor, and nutritional value of the food for several years, making it perfect for emergency preparedness or long-term storage.

Additionally, by vacuum sealing your freeze-dried food, you can also save valuable space in your pantry or backpack. Whether you’re an avid hiker, a prepper, or someone who just wants to have a stock of delicious meals on hand, vacuum sealing your freeze-dried food is definitely worth considering. So why not give it a try and see how it can simplify your life and help you enjoy your favorite foods for longer?

Leave a Comment