How long does food last in mylar bags?

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    Mylar bags are the best long-term storage method for dry foods such as rice, beans and flour. When handled properly, some foods can even last more than 25 years!

     

    If you're not familiar with this method, here's everything you need to know about long-term food storage in mylar bags, including step-by-step instructions for packaging food in mylar bags, shelf life, oxygen absorbers and FAQs.

     

    Food can be stored for short or long periods of time.

     

    Short-term should be considered 12 months or less. However, long-term storage of food in Mylar bags can keep food fresh for more than 25 years if done correctly!

     

    What foods can you store in Mylar bags?

    Most foods can be successfully stored in Mylar bags, but some foods are better suited for long-term storage than others. Foods with a high fat content, such as meats, nuts and beans, will spoil within 3-12 months, regardless of how they are stored. Dry, low-fat foods, such as oats and grains, can be stored for years in an anaerobic environment. Fruits and vegetables can be stored successfully for years after dehydration. You can buy dehydrated or freeze-dried fruits and vegetables, or you can make your own using a dehydrator.

     

    As a general rule, a good rule is that the more water and fat you leave in the food you want to store, the shorter the time the food will be safely stored. Therefore, any food should be dehydrated as much as possible before storage.

     

    Temperature is another important factor that affects the shelf life of stored food. In general, foods last longest at lower temperatures. For example, wheat stored at 5 degrees Celsius lasts approximately four times longer than wheat stored at average room temperature (21 degrees Celsius).

     

    Wet foods such as fresh vegetables, fruits and meats are best stored in aluminum or aluminum cans as they come from the supermarket or local store. Canned foods are an excellent way to supplement your mylar-sealed dry foods for emergency storage. Canned wet foods, such as vegetables, soups, fruits, etc., usually have a best before and use by date of 1-2 years after their date of manufacture and can often be kept longer without loss of quality.

     

    Here are some examples of commonly stored foods and how long they can remain good to eat when stored in mylar bags with oxygen absorbers

     

    Less than 1 year.

    Nuts

    Chips or fries

    Chocolate or candy

    Brown rice

     

    1 to 3 years.

    Dehydrated meats, such as cheese or beef jerky

    Yeast

    Dry crackers

    Crackers

     

    3 to 5 years.

    Infant formula/formula

    Cornmeal (maize flour)

    Herbs (ground)

    Milk powder (full fat)

    Germinated seeds

     

    5 to 10 years.

    Alfalfa

    Gluten

    Granola

    Herbs (whole)

    Millet

    Mung beans

    Quinoa

    Pepper grains (whole)

    Peanut butter powder

    Milk powder (semi-skimmed)

    Egg powder

    Rye

    Unbleached flour

    Cereal

     

    10 to 20 years.

    Black turtle beans

    Black-eyed peas

    Buckwheat

    Butter/margarine powder

    Chickpeas

    Cocoa powder

    Durum wheat

    Flax

    White flour

    Whole wheat flour

     

    20 to 30 years old.

    Coffee (instant)

    Freeze-dried fruits and vegetables

    Hulled oats

    Kidney beans

    Lentils

    Lima beans

    Spaghetti

    Spaghetti

    Pink beans

    Powdered milk (nonfat)

    Oatmeal

    Tea (bagged or loose)

    White rice

    Baking soda/powder

    Honey

    Salt

    Sugar

     

    So, don't hesitate to try long-term storage in mylar bags! It's one of the best ways to store food for the long term!