Last Updated on October 18, 2022

How long will unopened peanut butter last past the expiration date?

Unopened peanut butter can last for months or even years after the “best by” date, depending on how much preservatives it contains. What is this? Opened peanut butter, if stored in the fridge, can stay fine to use for at least a few months past the date on the package.

Can I still eat expired unopened peanut butter?

Peanut butter in a plastic jar at the supermarket usually has a sell-by date of about 18 months after it hits the shelf. Past this date, if it’s unopened it’s still perfectly good.

How long is sealed peanut butter good for after expiration date?

To keep your peanut butter safe and fresh, it’s best to store it in the refrigerator. This is a requirement for natural or homemade peanut butter since these varieties lack preservatives. Once opened, it should last five to eight months past the best-by date.

Can you eat 2 year old peanut butter?

Peanut butter is gooey and delicious, yet it can remain at room temperature for months without spoiling. Low moisture levels and high oil content keep this butter from going bad for quite some time, but don’t go ignoring that expiration date just yet. Peanut butter can go rancid in about a year and lose its flavor.

Can I eat peanut butter past its expiry date?

If unopened, both smooth and crunchy peanut butter will keep for one year past its best before date whether stored in the pantry or fridge. Once it’s been opened, both are good for three to four months in the pantry or six to eight months in the refrigerator past that date.