Does Peanut Butter Need to Be Refrigerated?

Does peanut butter need to be refrigerated? Yes, In the refrigerator, an open jar of peanut butter will keep for up to three months. Following that, it is advisable to store the peanut butter in the refrigerator to preserve its quality for an additional 3-4 months. Oil separation can occur if the container is not refrigerated.

peanut butter

What is the Peanut Butter?

Peanut butter is a mashed, dry-roasted peanut paste or spread. It is frequently supplemented with substances that alter the flavour or texture, such as salt, sweeteners, or emulsifiers.

Numerous countries enjoy peanut butter. The United States is a major supplier of peanut butter and one of the greatest per capita consumers. In the United States, January 24 is National Peanut Butter Day.

Peanut butter is a nutrient-dense food that is abundant in protein, vitamins, and minerals. Typically, it is eaten as a spread on bread, toast, or crackers and is used to create sandwiches (notably the peanut butter and jelly sandwich).

Additionally, it is used in a variety of breakfast and dessert recipes, including peanut-flavored granola, smoothies, crepes, cookies, brownies, and croissants. It is comparable to other nut butters such as cashew or almond.

Peanut Butter Ingredients Quantity
Folate, total 87 pg
Copper 0.422
Iron 1.74 mg
Calcium 9mg
Fiber 58
Vitamin B5 1.137 mg
Zinc 2.51 mg
Potassium 558mg
Polyunsaturated fat 12.535
Phosphorus 335 mg

How Long Does Peanut Butter Keep in the Refrigerator?

In comparison to other spreads, peanut butter has a rather lengthy shelf life. This is because peanut butter has a high fat level and a low moisture content, which creates an unfavourable environment for germs to flourish.

There are many more critical aspects that might affect the shelf life of peanut butter.

  • To begin, the manner in which it is created has a substantial impact on its shelf life. To aid in shelf life extension, the majority of commercial peanut butters include stabilisers such as hydrogenated vegetable oils or palm oil, as well as preservatives such as sodium benzoate.

  • Stabilizers assist prevent oil separation and enhance the texture and appearance, while preservatives, such as sodium benzoate, aid in the fight against microbial development.

  • Commercial peanut butters, due to the use of stabilisers and preservatives, may last 6–24 months in the pantry if left unopened, or 2–3 months if opened. Placing it in the refrigerator can increase its shelf life.

  • Natural peanut butters, on the other hand, must contain at least 90% peanuts. They have a shorter shelf life than other foods due to the absence of preservatives and stabilisers. Certain natural peanut butters, on the other hand, may include stabilisers to avoid oil separation.

  • By and large, natural peanut butters without stabilisers may be stored in the cuboard for many months unopened or for up to a month once opened. They will, however, survive up to a year unopened in the refrigerator and 3–4 months if opened.

  • Numerous natural peanut butter products containing simply peanuts and salt mention that they should be “refrigerated after opening” to maintain freshness.

  • Owing to the fact that the shelf life of natural peanut butters varies significantly across brands due to the inclusion of various additives, it is important to verify the best-by date on the container.

  • Powdered peanut butter is a novel alternative to peanut butter that is prepared by squeezing the bulk of the natural oils from roasted peanuts and crushing the nuts into a powder. The majority of labels say that they will survive 10–12 months if left unopened and 4–6 months if opened.

  • However, if unopened and kept in a cold, dry, dark area, such as the pantry, powdered peanut butter may stay longer than the indicated best-by date. This is because it has less fat than traditional peanut butter, which makes it less susceptible to oxidation when exposed to air.

In Short
Commercial peanut butters will keep in the pantry for 6–24 months unopened and 2–3 months once opened. Natural peanut butters may be stored unopened for many months or for up to a month once opened. Refrigerating peanut butter may help increase its shelf life.

8 Healthy Ways to Consume Peanut Butter

Consume Peanut Butter

Healthy dishes, such as the eight described below, are an excellent way to feed my peanut butter monster without overloading on sugar and carbohydrates.

:arrow_right: Protein Pancakes with Peanut Butter Crunch

Robert Irvine’s healthful breakfast is made with flax seed, whole wheat flour, and low-fat milk. He tops his pancakes with a chopped peanut butter protein bar, sliced strawberries, and a drizzle of stevia for more protein (and crunch).

:arrow_right: Smoothie with Peanut Butter Split

Ellie Krieger’s five-minute smoothie is the epitome of simplicity. Simply combine banana, nonfat milk, nonfat yoghurt, and natural peanut butter until smooth in a blender. Pour into a glass of your choice and enjoy!

:arrow_right: Summer Rolls with Chicken

These Vietnamese-style rolls are light, crispy, and delectably tasty, just what you want in a healthy lunch. The insides of these rolls are filled with a winning combination of chicken, rice, and vegetables, which taste even better when coupled with a thick, silky peanut butter sauce. Pro tip: Prepare all of the ingredients the night before so that you can just roll and go in the morning!

:arrow_right: Balls of Strength

The protein-packed power balls created by Trisha Yearwood are the ultimate healthy snack. She pulses a variety of nutritious ingredients (think peanut butter, oats, dried fruit, and seeds) in a food processor, then chills the dough to bond the mixture. After rolling the dough into balls, Trisha stashes a couple in her handbag for when a snack attack strikes.

:arrow_right: Salad with Peanut Soba Noodles and Vegetables

With this simple dish, you can say goodbye to your melancholy desk lunch. This vegetarian dinner is packed with protein thanks to soba noodles and a peanut butter sauce. Bonus: The recipe is really simple to double, which means the following day’s lunch is also covered.

:arrow_right: Salad of Chinese Chicken with Red Chile and Peanut Dressing

Bobby Flay is your go-to guy for a nutritious, ultra-satisfying supper. With crisp vegetables, delicate chicken, and a silky peanut butter dressing, his five-star salad dish is the stuff of salad fantasies.

:arrow_right: No-Bake Healthy Chocolate-Peanut Butter Bars

We just cannot say enough good things about these scrumptious bars. While they taste decadent, the use of Greek yoghurt and all-natural peanut butter dramatically reduces the calories in comparison to other sweets. Plus, there is no better way to get your peanut butter fix than with a creamy peanut butter filling and chopped peanuts on top.

:arrow_right: No-Bake Peanut Butter Cookies with Oats and Flaxseeds

These delectable snacks include peanut butter and chocolate, as well as heart-healthy oats, golden raisins, and unsweetened coconut. Because these desserts are best served cold, they may be prepared at any time and chilled in the refrigerator until ready to eat.

How to Determine Whether it has Deteriorated

The expiry dates — sometimes known as best-by dates — of the majority of packaged peanut butters are displayed on the container, indicating how long the product will remain fresh.

The greatest indicators of rancid peanut butter are sight and smell. While fresh peanut butter is inherently creamy and smooth, bad peanut butter may have a hard, dry feel. Additionally, it may seem dark brown in comparison to its normal light tan tint.

Additionally, if the fragrance becomes more harsh, soapy, or unpleasant, it has most certainly gone bad. Additionally, if your peanut butter has a somewhat sour flavour rather than a nutty one, it may have gone rancid.

Bear in mind that oil separation is common with natural peanut butters due to the absence of stabilisers. This is not an indication that the peanut butter has spoiled.

While determining if powdered peanut butter has gone rancid might be more challenging, changes in scent, texture, and taste are all excellent clues.

How to Preserve Peanut Butter Correctly

  • To prolong the life of your peanut butter, it’s critical to store it correctly.

  • Although it is not need to be refrigerated, cold temperatures prolong its shelf life. If you do not want to refrigerate your peanut butter, store it in a cold, darkstore, such as the pantry.

  • Additionally, it is critical to always firmly shut the jar of peanut butter. Allowing peanut butter to sit in the air for an extended period of time may lead it to get rancid more quickly.

  • Additionally, while using peanut butter, be careful to use clean utensils. Through cross-contamination, used or filthy utensils may introduce undesired microorganisms, resulting in deterioration.

  • Additionally, powdered peanut butter should be kept in a cold, dry, dark location, such as the pantry. If you combined powdered peanut butter and water to form creamy peanut butter, you may keep it in the refrigerator for up to 48 hours in a firmly sealed container.

To Summarize
Peanut butter should be stored in cold, dark areas such as the pantry or refrigerator. Ensure that you use clean equipment to handle peanut butter to avoid cross-contamination, and that the jar is properly closed to prevent air exposure.

Confusions Regarding Peanut Butter Storage

When it comes to storage, peanut butter has been misunderstood several times. Many of its users are unsure about where and how to store Peanut Butter.

The most often asked questions are whether we should keep Peanut Butter in the refrigerator, at room temperature alone, or whether there are any particular requirements to follow. Let’s take a look at the Peanut Butter storage issues.

:small_blue_diamond: 1. At-Room-Temperature Peanut Butter

Generally, storing Peanut Butter at room temperature is a good option since the content does not change. Peanut butters, on average, have a nine-month shelf life. As such, it is OK to keep it in a cold, dry location throughout the expiration time.

:small_blue_diamond: 2. Refrigerated Peanut Butter

Refrigerating peanut butter is not a good idea since it is a natural spread that is used on toast and sandwiches or eaten raw. Refrigerating peanut butter may cause it to freeze and become hard. Refrigerating it may also make it difficult, if not impossible, to eat peanut butter.

:small_blue_diamond: 3. Separation of Oil

The most frequent issue encountered by the average peanut butter consumer is Oil Separation in Peanut Butter. This is not a concern; oil separation in peanut butter is a normal occurrence caused by a lack of stabilisers. It’s the naturally occurring peanut oil that floats on top of the peanut butter.

Generally, oil separation occurs in peanut butter when it is exposed to a warmer temperature. The presence of oil in peanut butter indicates that the product is natural and wholesome.

How Should Peanut Butter be stored?

The finest and most proper method to keep peanut butter is as directed on the container. Generally, it is said that it should be stored at room temperature or in a cold, dry location, but not in a refrigerator.

However, what if there are no instructions on the back of the jar? In such scenario, refrigerate the peanut butter at room temperature to prevent the texture becoming stiff and stickier. We should never refrigerate it since this will cause it to become stiff and difficult to swallow for anybody.

Things That Extend the Life of Peanut Butter

Here are some common-sense tips for extending the life of your peanut butter:

:black_small_square: Unopened jars should be stored in a cold, dark, and dry location, such as a pantry or cupboard, away from any source of light or heat. For more thorough information, see my post on appropriate storage conditions.

:black_small_square: Refrigerate any remaining jars after opening if you do not intend to consume the full contents within six months.

:black_small_square: Once refrigerated, keep it refrigerated indefinitely.

:black_small_square: Keep the cover on the jar to prevent airborne infection.

:black_small_square: To prevent cross-contamination with other foods, use a spoon or other tool that is devoted only to that jar/container of peanut butter.

:black_small_square: To prevent infection, keep the container’s outside and rim, as well as the jar top, clean.

:black_small_square: Keep the jar in a cool, dry location, such as a pantry or cupboard, rather than on a countertop or tabletop where it may come into contact with a strong light, a heat source, or direct sunlight.

What to Do If You Have an Excess of Opened Peanut Butter Bottles

  • If you discover that you have multiple opened jars of peanut butter:

  • If the jars are not chilled, place them immediately in the refrigerator.

  • Serve peanut butter and jelly sandwiches more often until the supply is depleted.

  • Prepare a batch of peanut butter cookies to consume the remainder of your stock.

  • Prepare quantities of peanut butter cookie dough and store in the freezer for later use.

  • Make a peanut butter pie.

  • For snack time, spread peanut butter on crackers.

  • Make some peanut butter fudge for immediate consumption and some for giving. (Peanut butter fudge keeps nicely in the freezer.)

  • Make a cake using peanut butter.

  • Make a peanut butter cheesecake.

Peanut butter that has gone bad may exhibit the following characteristics: a change in texture to dry and hard; scent changes, including loss of aroma; and a more sour or bitter flavour.

Frequently Asked Questions

People usually ask many questions about Does peanut butter need to be refrigerated. A few of them are discussed below:

1. Can peanut butter be stored at room temperature?

Generally, storing Peanut Butter at room temperature is a good option since the content does not change. Peanut butters, on average, have a nine-month shelf life. As such, it is OK to keep it in a cold, dry location throughout the expiration date.

2. Why is peanut butter unhealthy?

While the majority of the fat in peanut butter is pretty healthy, peanuts do include some saturated fat, which, when ingested in excess, may cause cardiac issues. Peanuts are rich in phosphorus, which inhibits the absorption of other minerals such as zinc and iron by the body.

3. Is peanut butter acceptable on a daily basis?

It is OK to consume peanut butter on a daily basis, but in moderation. Consume no more than 2 tablespoons, or 32 grammes, every day. This protein-packed spread is prepared by mixing roasted peanuts into a thick paste and offers a variety of beneficial elements.

4. Which individuals should abstain from peanut butter?

Peanut butter and anything containing the nuts should be avoided by anyone with a known peanut allergy. Additionally, the NIH notes that only 20% of those who have a nut allergy will ultimately outgrow it and cease experiencing responses to nuts.

5. Is peanut butter and honey beneficial to one’s health?

Peanut butter and honey, either alone or in combination, may contribute to a balanced diet. If you’re craving a snack or a unique dessert, consider the flavour and nutrition of these foods. Peanut butter and honey are nutrient-dense foods that are suitable for breakfast, lunch, or snacks at any time.

6. Is it safe to keep unrefrigerated peanut butter?

Occasionally referred to as “natural” peanut butter, this kind of peanut butter contains simply ground peanuts. Refrigerate, since oils may get rancid and degrade if kept at room temperature for weeks.

7. What happens if peanut butter is not refrigerated?

In the pantry, an open jar of peanut butter will keep for up to three months. Following that, it is advised that you refrigerate the peanut butter (where it can maintain its quality for another 3-4 months). Oil separation may occur if the container is not refrigerated.

8. Is peanut butter a diuretic?

Each 2-tablespoon dose of chunky peanut butter has 2.6 grammes of fibre, which is 10% of the recommended daily fibre intake for women and 7% for men, according to the Institute of Medicine. Fiber is a natural cure for constipation since it loosens and softens your stool, making it easier to pass.

9. Is a teaspoon of peanut butter healthy?

When used in moderation, peanut butter may be a healthy alternative. It is nutrient dense, particularly in protein and magnesium, which may help protect the heart and regulate blood sugar and body weight.

10. What effect do peanuts have on the female body?

Between 1994 and 1996, data from the Continuing Survey of Food Intake by Individuals and the Diet and Health Knowledge Survey (CSFII/DHKS) indicated that women who consumed peanuts consumed more healthy fats, fibre, vitamin A, vitamin E, folate, calcium, magnesium, zinc, and iron, resulting in a more healthy eating pattern.


:black_small_square: Peanut butter has a rather long shelf life. Commercial peanut butter will keep in the pantry for 6–24 months unopened and 2–3 months if opened. Natural peanut butter do not include preservatives and can keep for many months if left unopened or for up to a month if opened.

:black_small_square: Certain kinds of natural peanut butter, on the other hand, may have a longer shelf life owing to the use of stabilizers, so it’s critical to verify the best-by date.

:black_small_square: Powdered peanut butter is best kept in a cold, dark, dry location, such as the pantry, and has a best-by date of up to 12 months. However, it is likely to persist longer than this, given it has anti-rancid effects.

:black_small_square: Proper handling, storage, and refrigeration may significantly increase the shelf life of any variety of peanut butter.

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