Forgot to Put Teeth Whitening Gel in Fridge

Written by Dr. Brian Harris

January 31, 2024

Forgot to put teeth whitening gel in the fridge? Don't panic! At SNOW, we understand the importance of proper storage for teeth whitening gels.

Teeth whitening gels, especially those containing peroxide, are often recommended to be refrigerated to extend their shelf life. For those using professional tooth whitening gel, remember that its high potency also demands careful storage.

Refrigeration can prolong the gel's effectiveness for up to two years, compared to about one year if stored at room temperature. However, it's crucial not to freeze the gel, as this can alter its properties.

This article will delve into the importance of refrigeration for teeth whitening gels, what happens if you forget to refrigerate them, and how to maximize the efficacy of your at-home teeth whitening regimen.

What this article covers:

Should Teeth Whitening Gel Be Refrigerated?

Yes, refrigerating most teeth whitening gels is essential. At SNOW, we emphasize this practice to maintain the potency and effectiveness of the active ingredients, typically peroxide-based.

After a session of personal teeth whitening, it's common to experience excessive saliva after teeth whitening, but this is typically harmless.

Peroxides, like hydrogen peroxide or carbamide peroxide, are the key components in teeth whitening products. These compounds work by breaking down stains into smaller pieces, making your teeth appear brighter.

According to the American Dental Association (ADA), these peroxides can readily permeate dental hard tissues, which is why their stability is crucial for effective whitening.

Refrigeration helps in preserving these active ingredients, ensuring that they remain effective until their use. When stored at room temperature, especially in warmer climates, these peroxides can break down more quickly, reducing the efficacy of the whitening gel.

By keeping them cool, we ensure that each application of SNOW's teeth whitening gel is as effective as the first, providing consistent results for our users. This attention to detail in storage and care is part of our commitment to offering high-quality, effective teeth whitening solutions for everyone seeking a brighter smile.

how long does teeth whitening gel last in the fridge

Which Teeth Whitening Gels Require Refrigeration?

At SNOW, we recognize that proper storage is key to maintaining the effectiveness of teeth whitening gels.

Generally, teeth whitening gels containing peroxide, such as hydrogen peroxide or carbamide peroxide, require refrigeration. These ingredients are responsible for the whitening effect by breaking down stains on your teeth.

However, exposure to warmer temperatures can degrade these active ingredients over time. Therefore, to maintain their efficacy, it is recommended to store teeth-whitening gels in a refrigerated environment.

This includes many professional-grade products and some over-the-counter options.

Refrigerating your teeth whitening gel is a simple step that can significantly extend its shelf life and maintain its efficacy. By keeping the gel in a cool environment, you're preserving the active ingredients that work to remove stains and whiten your teeth.

So, if you want to get the most out of your teeth-whitening gel, make sure to store it in the fridge. Always check the label for specific storage instructions to ensure the longevity and efficacy of the product.

put teeth whitening gel in fridge

What Happens If You Don't Refrigerate Whitening Gel?

When it comes to maintaining the efficacy of teeth whitening gels, proper storage is crucial. At SNOW, we understand the science behind these products and the importance of following storage guidelines.

Heat Exposure Decomposes Peroxide

Swallowing teeth whitening gel accidentally is a concern for some, but most over-the-counter products are formulated to be safe in small, incidental amounts.

The primary active ingredient in many teeth whitening gels, including ours, is peroxide - either hydrogen peroxide or carbamide peroxide. These compounds are responsible for the whitening effect by breaking down stains on the teeth. However, peroxide is sensitive to temperature.

According to WebMD, when teeth whitening gels are exposed to heat, the peroxide can decompose. This decomposition reduces the effectiveness of the gel, meaning it might not deliver the desired level of whiteness, or it could take longer to see results.

Maintaining the potency of the whitening gel is essential for achieving the best outcomes. When left out of the fridge and exposed to warmer temperatures, the peroxide in the gel can start breaking down, leading to a less effective product.

This is why we at SNOW always recommend following the storage guidelines provided with our products. By doing so, you ensure that each application is as effective as possible.

How Long Can You Leave Whitening Gel Out of the Fridge?

At SNOW, we understand that our customers lead busy lives, and sometimes, storing teeth whitening products like gels might slip your mind.

Ideally, whitening gel should not be left out of the fridge for more than a few hours, especially in warm environments. Prolonged exposure to room temperature can lead to a faster breakdown of the active ingredients, affecting the product's efficacy.

teeth whitening gel in the fridge

Our SNOW Teeth Whitening Kit, Teeth Whitening Strips, and even our Teeth Whitening Toothpaste are designed with the highest quality standards to ensure you get the best results.

However, like many high-quality teeth whitening products, they contain peroxide-based ingredients that are sensitive to temperature.

To maintain the effectiveness of these products, it's crucial to store them as recommended. For instance, our Teeth Whitening Kit, which provides professional-grade whitening at home, should be kept in a cool environment to preserve its potent formula.

Similarly, our Teeth Whitening Strips, known for their ease of use and effectiveness, will retain their whitening power best when stored properly. Even our Teeth Whitening Toothpaste, packed with enamel-safe ingredients, benefits from being kept in a cool, dry place.

Remember, taking a small step like storing your whitening products correctly can make a significant difference in your journey towards a brighter smile. By doing so, you ensure that every use is as effective as the first.

How Can You Tell Whitening Gel's Gone Bad?

At SNOW, we prioritize the quality and effectiveness of our products, including our teeth whitening gels. It's important for our customers to know how to tell if a whitening gel has gone bad, as this can impact the results of their whitening treatment.

If you're using the strongest teeth whitening gel available, its shelf life may be shorter due to the high concentration of active ingredients.

A whitening gel may have gone bad if you notice any change in its color or consistency. A fresh and effective gel should have a uniform appearance without any separation or discoloration. If the gel turns an odd color or separates, it's a sign that it's no longer effective.

Another indicator is a strange odor. While whitening gels don't have a strong smell, any unusual or foul odor is a clear sign that the gel should not be used. This could be due to the breakdown of the active ingredients or contamination.

Lastly, a lack of results when used is a telltale sign. If you've been using the product as directed but aren't seeing the usual results, the gel might have lost its potency. This is especially likely if the product has been stored improperly or is past its expiration date.

In any of these cases, it's best to replace the product. Using a compromised whitening gel can lead to unsatisfactory results and may even affect your oral health.

Refrigerating Teeth Whitening Gel FAQs

How Long Does Teeth Whitening Gel Last In The Fridge?

Typically, refrigerated teeth whitening gel can last up to 12 months. However, always check the expiration date and follow the manufacturer's guidelines.

Can I Freeze It?

No, freezing teeth whitening gel is not recommended as it can alter the composition and effectiveness of the gel.

Can I Still Use Unrefrigerated Teeth Whitening Gel?

If the gel has been left out for a short period and shows no signs of spoilage, it might still be usable. However, its effectiveness could be diminished.


Understanding the nuances of teeth whitening gel storage is crucial for effective at-home dental care. Refrigerating your whitening gel, especially those containing peroxide, is essential to preserve its potency and ensure the best results.

Be mindful of the signs indicating your gel might have gone bad, such as changes in color, consistency, or odor, and lack of expected results. Remember, proper storage and timely usage are key to maintaining the efficacy of your whitening products.

For a brighter, whiter look, explore our range of teeth whitening products, where quality meets convenience in oral care.

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