Skip to content


Bargain Boxed Blog & Article Library

Do Altoids Curiously Strong Mints Expire Or Go Bad?

16 Feb 2024
Do Altoids Curiously Strong Mints Expire Or Go Bad?

Do Altoids Curiously Strong Mints Expire Or Go Bad?

Altoids, known for their "Curiously Strong Mints" slogan, have been a preferred choice for breath freshening and a burst of intense flavor since the 18th century. Packaged in their distinctive small tin boxes, these mints are beloved for both their potent taste and their vintage appeal. Given their popularity, many wonder about the shelf life of Altoids: Do these curiously strong mints expire or go bad? This article will delve into the longevity of Altoids, how to discern between expiration and loss of quality, and tips for keeping them fresh for as long as possible.

Understanding "Best By" Dates

Interpretation of "Best By" Dates

Altoids tins are marked with a "best by" date, which indicates the manufacturer's estimation of when the mints will maintain their optimal quality and flavor. It's crucial to understand that this date is not an expiration date. Altoids, like many other hard candies, are generally safe to consume after this date, though there might be a slight decrease in flavor potency or texture quality.

Shelf Life of Altoids

Due to their low moisture content and the nature of their ingredients, Altoids can retain their quality well beyond the "best by" date. When stored properly, they can maintain their distinctive strong flavor and crisp texture for several months to a year past this date, making them a durable choice among mint lovers.

Signs of Degradation

Although Altoids are designed for longevity, there are a few signs that they may not be at their best:

  • Texture Changes: If Altoids become sticky or start to clump together, it could indicate they've absorbed moisture, affecting their quality.
  • Flavor Loss: A noticeable decrease in the mints' potency or a change in taste could suggest they are past their peak freshness.
  • Discoloration: Significant changes in color might be a sign of aging, though this is less common with hard mints.

Tips for Maximizing Freshness

To ensure your Altoids remain curiously strong and fresh, consider the following storage tips:

  • Keep the Tin Sealed: Store the mints in their original tin, and make sure it's closed tightly after each use to protect them from air and moisture.
  • Cool, Dry Storage: Keep the tin in a cool, dry place away from direct sunlight and heat sources, which can degrade the flavor and texture of the mints.
  • Avoid Humidity: High humidity environments can cause the mints to become sticky, so it's best to store them in a dry location.

The Legacy of Altoids

Altoids boast a long history, with their creation dating back to the late 1700s in London, England. Originally marketed as a stomach calming product, they have evolved into one of the most popular mints worldwide, known for their strong peppermint flavor. Their enduring popularity is a testament to their quality, flavor, and the iconic tin packaging that has become synonymous with the brand.


Altoids Curiously Strong Mints, with proper care and storage, do not expire in the conventional sense but may experience a decline in quality over time. The "best by" date should be viewed as a guideline for enjoying them at their peak rather than a strict expiration. By following the recommended storage practices, you can extend the enjoyment of these potent mints well beyond their marked date. Whether you're in need of a quick breath freshener or a long-lasting flavor experience, Altoids continue to be a reliable and curiously strong choice. For those looking to purchase or stock up on Altoids, offers a wide selection, ensuring you can always have these iconic mints at hand.

Prev Post
Next Post

Discount Grocery & More

View All
Bargain Boxed
Discount Snickers Almond Brownie & Dark Chocolate | Post dated
From $27.58
From $27.58
Bargain Boxed
Bargain Boxed
Bargain Boxed
Discount Trident Vibe Sour Patch Kids Gum Redberry
From $24.99
From $24.99

Thanks for subscribing!

This email has been registered!

Shop the look

Choose Options

Recently Viewed

Edit Option
Back In Stock Notification
this is just a warning
Shopping Cart
0 items