Variety of beef jerky.

How Long Does Beef Jerky Last? A Complete Guide to Shelf Life and Storage

Written by: Mecene Research Team

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Published

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Time to read 11 min

Beef jerky is a popular snack made from lean meat, loved for its rich flavor and high protein content. Whether you're enjoying a bag of commercial beef jerky or making your own jerky at home, knowing how long beef jerky lasts is key to keeping it fresh and safe to eat.


Understanding the shelf life of beef jerky, whether unopened or open, helps in storing beef jerky properly to avoid spoilage, maintain taste, and get the most out of every bite. Let's explore how to make your jerky last longer and enjoy this tasty treat without worry.

Different types of beef jerky, including commercial and homemade varieties.

What Factors Affect the Shelf Life of Beef Jerky?

The shelf life of beef jerky depends on several critical factors, including how it's made, packaged, and stored. Knowing these factors can help keep your jerky fresh for longer.

Preservation Methods

Preservatives like salt and sodium nitrates are often used to extend beef jerky's shelf life. These ingredients help prevent bacterial growth and spoilage. The process of preserving beef jerky can include:


  • Smoking: Adds flavor and removes moisture to prevent bacteria.

  • Drying: Lowers the moisture content.

  • Curing: Uses salt or brine to draw out moisture and kill bacteria.

"The shelf life of beef jerky depends on several critical factors, including how it's made, packaged, and stored.”

Packaging


Packaging plays a significant role in how long it lasts. Vacuum sealing removes as much air as possible, which helps keep beef jerky fresh by reducing moisture and preventing oxidation. Beef jerky you can buy at stores often comes in vacuum-sealed bags, while homemade beef jerky may be stored in a plastic bag or a plastic container, which might not offer the same long shelf life.


Ingredients Used


The ingredients in beef jerky also affect its longevity. Some additives and flavorings can either extend or reduce its shelf life:


  • Spices and seasonings: Certain spices, like garlic or pepper, may act as natural preservatives.

  • Sugars and honey: These ingredients can create a sticky surface that attracts moisture.

  • Artificial preservatives: These are added to many commercial beef jerky products to keep them fresh longer.

Drying methods used to preserve beef jerky.

Storage Conditions

Storage conditions, such as temperature and humidity, greatly impact how long it lasts. Storing beef jerky in a cool place away from sunlight helps prevent it from spoiling. High humidity or extreme heat can increase moisture content, causing jerky to spoil faster. Proper storage can keep beef jerky shelf-stable for up to two years in some cases.

How Long Does Unopened Beef Jerky Last?

Thanks to the preservation methods used, unopened beef jerky has a long shelf life. Depending on how it’s made and packaged, it can stay fresh for months or even years.

Commercially Packaged Jerky

Commercial beef jerky typically lasts between 1 to 2 years when unopened. The vacuum-sealed bags and preservatives like sodium nitrate help keep it shelf-stable for long periods. It's essential to check the packaging date and best-by labels, as these indicate the ideal time frame for enjoying your jerky at its best quality.

Unopened packages of commercial beef jerky.

Homemade Jerky

Homemade beef jerky usually has a shorter shelf life compared to commercial jerky. This is because homemade jerky may not use artificial preservatives and is often stored in less secure packaging, like a ziplock bag.


The shelf life can vary greatly depending on the ingredients, such as natural preservatives, and the methods used, such as drying and smoking. Homemade jerky typically lasts anywhere from a few weeks to a few months when stored properly.

How Long Does Beef Jerky Last Once Opened?

Once you open beef jerky packages, their shelf life decreases significantly. Exposure to air and moisture makes it more prone to spoilage, so proper storage becomes crucial.


Exposure to Air and Moisture


When beef jerky is exposed to air, moisture can seep in, accelerating spoilage. Moisture encourages the growth of bacteria and mold, leading to a shorter shelf life. Keeping beef jerky in airtight containers or vacuum-sealed bags helps prevent air and moisture from getting in.


Shelf Life After Opening


If stored properly, beef jerky generally lasts about 1 to 2 weeks after opening. Resealing the package and storing it in a cool place, like the refrigerator, can help extend its freshness. Using airtight containers or vacuum-sealed bags can keep the jerky fresh longer, but it will eventually expire if not consumed within the recommended time frame.

Beef jerky inside a  glass jar.

How to Store Homemade Beef Jerky for Maximum Freshness?

Proper storage is the answer to keeping beef jerky fresh for as long as possible. Here are some practical tips to extend the shelf life of your jerky and enjoy it longer.

Refrigeration

Storing beef jerky in the refrigerator can help keep it fresh longer, but it also has a few drawbacks. Here are the pros and cons of keeping beef jerky in the fridge:


  • Pros: Extends shelf life  — Refrigeration can extend the shelf life of beef jerky to one to two months. The cooler temperature slows down bacterial growth and helps prevent spoilage.

  • Pros: Reduces risk of mold  — Storing beef jerky in the fridge can lower the chances of mold growth by reducing humidity and keeping the jerky dry. This is especially helpful in humid climates.

  • Cons: Can alter texture  — Refrigerating beef jerky may cause it to absorb moisture, making it chewier or less firm. Over time, this can change the jerky's texture, making it less enjoyable to eat.

  • Cons: Requires airtight containers  — To prevent moisture from getting in and causing freezer burn or spoilage, you must use airtight containers or vacuum-sealed bags. This adds an extra step to storing jerky properly.

  • Cons: It takes up refrigerator space —Storing jerky in the fridge takes up valuable space that could be used for other perishable foods. It may not be the most convenient option if refrigerator space is limited.

Freezing

Freezing beef jerky is another way to preserve it for long periods. When freezing, use vacuum-sealed bags to prevent moisture and freezer burn. Proper freezing can maintain the jerky’s texture and taste, though it may become slightly tougher. Thaw it slowly in the refrigerator to keep it from becoming too dry or losing flavor.

Beef jerky from freezer.

Use of Airtight Containers

Airtight containers are ideal for storing beef jerky. Vacuum-sealed bags or containers with tight-fitting lids help keep out air and moisture, preserving the flavor and texture of the jerky. Glass jars with rubber seals or heavy-duty plastic containers are also great options to keep your jerky fresh.

Avoiding Direct Sunlight and Heat

Beef jerky should be stored in a cool, dark place to prevent spoilage. Exposure to direct sunlight and extreme heat can increase moisture content and encourage bacterial growth. Keeping jerky away from windows or heat sources, like stoves, will help maintain its freshness and extend its shelf life.

Signs Your Beef Jerky Has Gone Bad

Knowing the signs of spoiled beef jerky is essential to ensure you eat safe, quality food. Consuming jerky that has gone bad can lead to foodborne illnesses, so it's important to be aware of the following warning signs that your jerky is no longer safe to eat.

Smell


The smell is often the first clue that beef jerky has spoiled. It is likely no longer good if your jerky emits a sour, rancid, or musty odor, so always do a sniff test. Fresh beef jerky typically has a pleasant, smoky, or savory aroma, so any strange or off-putting scents are a red flag. Spoiled jerky might also have a chemical-like smell due to oxidation of the fats. If you detect any unusual odors, it's safest to discard the jerky immediately rather than risk eating it.


Texture


Pay attention to any changes in the texture of your beef jerky. If it feels overly hard, sticky, or even slimy, these are strong indicators of spoilage. Fresh jerky should have a firm, dry surface but still be pliable enough to bend slightly without breaking. A jerky that is too brittle or excessively dry could mean it’s lost its quality, while a sticky or slimy feel can indicate bacterial growth. If the texture seems off, it's best not to eat it.

Close-up of mold.

Appearance

Visual changes in beef jerky are another clear sign it has gone bad. Look for mold growth, which may appear as white spots, green patches, or fuzzy textures on the surface. Discoloration, such as dark or faded areas, can signal spoilage or exposure to too much moisture. Even small amounts of mold or unusual coloring mean the jerky is no longer safe to consume, as bacteria may have already spread throughout the food.

Taste

If all other signs seem normal, but you’re still unsure, the taste test can be a final check. A fresh piece of beef jerky should have a rich, savory flavor with a hint of smokiness or spice. If you bite into your jerky and notice a bitter, sour, or otherwise unpleasant taste, it's likely gone bad. Even if there are no signs of spoilage, any off-flavors mean it’s best to throw it away rather than risk your health. Trust your senses, and don't ignore unusual tastes.

Can You Still Eat Expired Beef Jerky?

Eating expired beef jerky might be safe in some cases, but it can also pose health risks. It's important to understand the differences between "best-by" dates and expiration dates and to know how to assess whether expired jerky is still safe to eat.

Best-By Dates vs. Expiration Dates

Best-by dates indicate when the jerky will be at its peak quality, while expiration dates tell you when it may no longer be safe to eat. Jerky may still be edible past its best-by date, but it might have lost some flavor and texture. However, jerky that has passed its expiration date can be a risk for foodborne illness, so it's essential to check for signs of spoilage.

Woman reading expiration dates.

Risks of Eating Spoiled Jerky

Eating spoiled jerky can lead to several health problems. Here are some of the potential risks:


  • Nausea: A common symptom that may occur soon after eating spoiled food.

  • Vomiting: Your body's way of removing harmful bacteria or toxins.

  • Diarrhea: Another method your body uses to get rid of contaminated food.

  • Stomach cramps: Caused by bacterial infections or foodborne illness.

  • Fever: A sign that your body is fighting off harmful bacteria or infection.

When It Might Still Be Safe

Sometimes, expired beef jerky can still be safe to eat if it shows no signs of spoilage. Here are some guidelines to help you decide:


  • Check the packaging: The jerky might be fine if the vacuum seal is still intact.

  • Inspect for mold: Avoid jerky with visible mold or discoloration.

  • Smell test: If it smells normal—smoky or savory—it's probably still safe.

  • Look at the texture: Jerky that isn't overly sticky, slimy, or brittle may still be good.

  • Taste a small piece: If everything else checks out, taste a small bite to ensure it hasn't gone bad.

How to Make Beef Jerky Last Longer: Expert Tips

For jerky enthusiasts, there are advanced methods to preserve beef jerky for longer periods. These tips can help you enjoy your homemade or store-bought jerky without worrying about spoilage.

DIY Preservation Techniques


Using a dehydrator or smoker can help extend the shelf life of your own jerky. Dehydrators remove moisture evenly, which prevents bacteria from growing, while smoking adds flavor and reduces moisture content. Both methods help create a jerky that is shelf-stable and can last for months when stored properly.


Proper Handling


Hygiene and proper meat preparation are critical when making beef jerky. Always use clean utensils and surfaces, wash your hands, and ensure the meat is kept at safe temperatures before and after cooking. Proper handling reduces the risk of contamination, which can help your jerky last longer.


Choosing Quality Ingredients


Selecting high-quality meats and seasonings is crucial for making durable, delicious beef jerky. Choose lean cuts of meat, like sirloin or flank, as they have lower fat content, which makes them less likely to spoil. Opt for fresh, high-quality spices and seasonings that contain preservatives, such as salt and vinegar, to further extend the jerky's shelf life.

Dried beef jerky.

Extend How Long Beef Jerky Lasts

Understanding how long beef jerky lasts and how to store it properly is key to enjoying this tasty snack safely. Unopened beef jerky can last up to two years, while homemade versions may vary depending on ingredients and storage methods. Once opened, beef jerky typically lasts one to two weeks, but proper storage in airtight containers or refrigeration can help extend its shelf life.


Always check for signs of spoilage, such as unusual smells, textures, or mold, to avoid potential health risks. Following these tips and guidelines, you can keep your beef jerky fresh, flavorful, and ready to eat whenever you want.

Frequently Asked Questions

Does beef jerky need to be refrigerated?

Beef jerky does not need to be refrigerated if unopened, but once opened, it should be stored in a cool, dry place or refrigerated to keep it fresh longer.

What happens if you eat bad beef jerky?

Eating spoiled beef jerky can cause food poisoning symptoms such as nausea, vomiting, diarrhea, stomach cramps, and fever.

Can you freeze beef jerky?

Yes, you can freeze beef jerky to extend its shelf life but use vacuum-sealed bags to prevent moisture.

How can I tell if my beef jerky is still good?

Check for unusual odors, changes in texture, mold, or discoloration; if these are absent, it might still be safe to eat.

What's the best way to store homemade beef jerky?

To keep your beef jerky fresh and prevent spoilage, store it in an airtight container or vacuum-sealed bag or refrigerate it.

REFERENCES

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Medically Reviewed By

Dr. James Pendleton

Dr. James Pendleton is a primary care physician specializing in a naturopathic approach to family medicine. He has nurtured a family practice in Seattle, directed a VIP medical center in Abu Dhabi, published several books and scientific articles, and designed innovative nutritional supplements for manufacturers worldwide.