Noteworthy Packaging Inventions: The Tamper-Evident Bottle Cap

Noteworthy Packaging Inventions: The Tamper-Evident Bottle Cap

When shopping for over-the-counter medication, buying supplements, or grabbing a to-go beverage from your supermarket’s cooler, these products likely have something in common: tamper-evident caps. Tamper-evident caps help ensure product freshness, and they also keep customers safe. After all, if you spot a bottle missing its tamper seal, you probably won’t purchase that product.

Regardless of the method used, tamper-evident packaging is designed to provide a visual or physical indicator that the package has been opened. This helps ensure that the contents are safe and have not been tampered with. It can also help to identify the perpetrator in the event of product tampering.

Many product developers and manufacturers understand the value of the tamper-evident bottle cap, but few know its history. From its origin in the 80s to modern applications that help extend a product’s shelf life, here’s what you need to know about this noteworthy packaging invention. 

Who originally invented the tamper-evident bottle cap?

There are several different types of tamper-evident packaging, but all rely on some physical or chemical change that occurs when the packaging has been compromised. This change can be something as simple as a broken seal or a label that is removed, or it can involve a more complex process, such as detecting a difference in the contents of the packaging.

Though it’s challenging to track down the individuals responsible for inventing the tamper-evident bottle cap, its creation is attributed to teams from Johnson & Johnson, who developed new packaging in response to a drug tampering incident. While the original bottle cap is still in use by many manufacturers, from foodstuffs to beauty products, cosmetics, and medications, there are also other types of seals, foil tops, and linings that can tell a customer whether someone has tampered with a product. 

According to the U.S. Food and Drug Administration, the packaging is tamper-evident if it cannot be removed or opened without leaving visible signs of tampering. This includes broken seals, popped can tops, broken security rings, and missing foil liners. Most brands include language that instructs customers not to purchase products if they show clear signs of tampering. 

What problems did the tamper-evident bottle cap solve? 

Tamper-evident caps became prominent after an unfortunate incident concerning medicine bottles in 1982. In Chicago, drug tampering resulted in several deaths. This tragedy led to several federal anti-tampering regulations and the invention of tamper-evident packaging. 

Though tamper-evident caps were born from necessity, they are critical in protecting consumers, manufacturers, and business owners. These caps solved the lax consumer safety regulations and helped shape existing policy. 

Choosing suitable tamper-evident bottles, seals, and caps helps your customers shop confidently. Whether you produce over-the-counter supplements or you’re packaging an alcoholic beverage, including tamper-evident caps are a must. Your packaging is more than your bottle and label. It’s the lids, tops, caps you choose, and tamper-evident closures. Making effective packaging decisions can improve your brand reputation and show customers that you focus on the finer details. 

How do we use tamper-evident bottle caps today? 

Depending on the products, tamper-evident closures are industry standards. Many markets, industries, and niches rely on plastic bottles with tamper-evident caps and glass bottles with a 28mm tamper-evident cap or lining. Often, you’ll see security rings and tamper-evident bottle caps on water bottles, bottled juices, and alcoholic beverages. 

There are also several types of tamper-evident cap seals, but one of the most common is a heat-sealed sleeve. This type of seal is created when two pieces of thin plastic film are heat-sealed together. The seal is broken when the bottle is first opened and will not reappear if the bottle is resealed.

Another common type of tamper-evident closure is a band that is crimped onto the bottle’s neck. This seal is also broken when the bottle is opened, and you can’t repair it afterward. You’ve probably seen these bottles in many stores. In addition, cafes, movie theaters, grocery stores, and markets often sell products that use tamper-evident closure bands. 

Tamper-evident closures are used to protect a variety of products, including food, pharmaceuticals, and cosmetics. Commonly, you’ll see tamper-evident bottle caps paired with tamper-resistant packagings like shrink wrap or packer containers. Using multiple packaging safety strategies can keep your products fresher and protect your customers. 

Explore’s tamper-evident bottle caps and seals. 

Now that you know a bit more about the history of the tamper-evident bottle cap, you’re ready to explore containers and closures that work for your products. Whether bottling berry juice or creating a high-end shampoo and conditioner, tamper-evident bottle caps can help extend a product’s shelf-life and maintain its freshness for longer. 

With products like the 18mm tamper-evident cap and tamper-evident caps for juice bottles, has the vast inventory you need to make the most thoughtful product packaging decisions. When you’re bottling to-go beverages, selling cold brew concentrate, or starting up a new holistic wellness brand, you want your customers to feel confident when they try your products. has experience helping business owners and entrepreneurs find the ideal packaging for their brands. We’re your go-to store if you want something stylish, functional, and ready for your final branding touches. We also provide an intact delivery guarantee so you can stay on top of upcoming fulfillments. 

If you’re ready to build your order or have questions about’s containers, closures, and tamper-evident bottle caps, including our popular empty plastic juice bottles with tamper-evident caps, reach out today. We’re here to help you prepare for your next product launch or find the perfect packaging for your startup business’ first release. See what you can create today using our expansive collection of bottles and lids.

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