So you’ve to buy a pack of sesame seeds to include some flavor to her stir fries, or maybe also to make tahini. And after ~ a couple of months you find yourself v a half-open bag the these seeds thinking: execute sesame seed go bad?

Or possibly you’ve uncovered an unopened bag that sesame seeds while arranging the pantry. And also the seeds are a few weeks past the date on the label. So currently you’re wondering if you must toss castle out best away, or maybe provide them a try.

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Either way, if girlfriend have any questions concerning storage, shelf life, and also going bad of sesame seeds, you’re in the best place. That’s exactly what we talk around in this article. Let’s dive in.

Image supplied under an innovative Commons from Marco Verch

How to store Sesame Seeds

Sesame seeds are obtainable in black and also white varieties, yet the storage method is the exact same for both.

You need to store one unopened parcel in a cool and also dry place, far from sunlight. The pantry is the perfect option, however a dark room in the kitchen works too.

Once you very first open the package, save it sealed tightly. This way, you protect the seed from any type of bugs and moisture. To perform that, you can either deliver the seeds right into an airtight container or a freezer bag. Or, if friend don’t have either top top hand, use a bag clip. It’s not ideal, however it’s an excellent enough if you save the leftover seeds at room temperature.

Image offered under an imaginative Commons native Marco Verch
Speaking that temperature, if you desire to save the seeds for a an extensive period, delivering them into the fridge is something come consider. That’s especially beneficial if girlfriend live in a hot and also humid climate. If not, they will certainly retain the quality better, however the gains are nothing to write residence about.


If you decide to keep the seeds refrigerated, seal the package tightly, so the seed won’t absorb humidity or smells indigenous the environment. Again, one airtight container or a freezer bag is super beneficial here.

When it concerns freezing, sesame seed freeze simply fine. For this reason if you should store the seeds for a very long time, or don’t have actually enough room in the fridge, freeze is one option.

Like with refrigerating, you require to protect the seeds from the cold environment. Usually, you have the right to use seeds appropriate away from the freezer, there is no thawing them first.

Sesame seeds on a wood spoon

How long Do Sesame seed Last

Tahini, paste made indigenous toasted sesame seeds, lasts rather a lengthy time, even at room temperature. Therefore it only makes feeling that the seeds themselves last at least as long. And also they do. A typical bag has a shelf life of around a year and comes v a best-by date. Yet the seed keep really well, also in the pantry, so they should conveniently last months previous that date.

Opening the bag or container doesn’t change much in regards to shelf life. As long as you carry out a decent project of save the seeds, they will retain quality.

Sesame seeds (unopened)Best-by + 3 – 6 months
Sesame seed (opened)Best-by + 3 – 6 monthsBest-by + 1 year

Please keep in mind that the periods above are just estimates.

Sesame seeds in a wooden bowl

How to Tell If Sesame Seeds have Gone Bad

Raw sesame seeds have a mild, nutty aroma. As soon as you toast them, the nutty aroma intensifies. But once the sesame seeds have gone bad, the nuttiness will certainly be changed by a sour or rancid aroma (just like in sunflower seeds). That’s due to the break down of the sesame particle oil.

When it come to changes in appearance, the is challenging to call if sesame seeds have actually spoiled at a glance. Unless, of course, moisture gained into the container and there’s mold.

Because of that, the ideal piece the advice I have the right to offer is to offer the seed a great whiff, and if whatever seems okay, eat a few seeds. If they taste sour, litter them out.

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Marcin is the man behind ~ writing much more than 300 short articles on food storage, shelf life, and also spoilage, he"s learned a point or two on the topic.