Why does my teeth whitening feel like it's bubbling?

Author: Diana Eichmann PhD  |  Last update: Thursday, January 8, 2026

The Catalase molecules cause the peroxide to break down to oxygen, creating the bubbles.

Why does my teeth whitening feel like bubbles?

If no notice of some bubbling effect on your whitening tray, no matter if you're using night or day whitening gel, don't worry. This reaction is completely normal and it's part of the bleaching process which will make your teeth sparkling white.

Is teeth whitening supposed to bubble?

You may see “bubbling” within your trays while wearing them. This bubbling is actually part of the whitening process. 6. Keep the trays in place for 60-90 minutes.

Why is my whitening strip bubbling?

When you place the strips in your mouth, your body starts producing more saliva, don't worry it's a normal reaction. As the saliva mixes with the whitening formula, it can create a bubbly foam. This interaction is part of the whitening process, but you might be wondering if it affects the results.

Can I swallow saliva during teeth whitening?

Can I swallow saliva during teeth whitening? Yes, the teeth whitening gel is safe. The by-products when peroxide is broken down is largely oxygen (the byproduct that allows for the whitening process) and water.

The #1 Top Remedy for Dental Plaque (TARTAR)

What happens if I leave a teeth whitening strip on for too long?

You might be tempted to leave whitening strips on your teeth for a little longer, but this will increase the risk and severity of side effects like sensitivity and gum irritation. In some cases, overuse of whitening strips has even led to chemical burns on the gums.

Why is my tooth bubbling?

A periapical tooth abscess usually occurs as a result of an untreated dental cavity, an injury or prior dental work. The resulting infection with irritation and swelling (inflammation) can cause an abscess at the tip of the root. Dentists will treat a tooth abscess by draining it and getting rid of the infection.

How to build enamel on teeth?

Adopt Healthy Oral Hygiene Practices: To strengthen enamel, maintain good oral hygiene by brushing and flossing correctly, avoiding acidic foods and drinks, and using fluoride-based toothpaste or mouthwash. Once you have your adult teeth, you must care for them to ensure they remain healthy for the rest of your life.

What is the best teeth whitening for sensitive teeth?

Sensodyne Extra Whitening Toothpaste

This toothpaste from Sensodyne offers gradual whitening results combined with desensitizing treatment. In addition to enjoying a brighter smile, this toothpaste builds up a protective barrier on the brusher's teeth, helping to reduce sensitivity.

Why are teeth more yellow after whitening?

Whitening strips often contain peroxide-based chemicals to eliminate enamel stains, which may lead to temporary irritation and redness of the gums. This redness creates a visual contrast that can make the teeth seem more yellow.

What happens if teeth whitening goes wrong?

What are the risks of teeth whitening? No matter what treatment you use, there's a chance your gums will be sensitive to the chemicals used in teeth whitening, particularly if you already have sensitive teeth. There's also a chance of burns to gums and some of the whitening kits used at home can harm tooth enamel.

How long does teeth whitening take to settle?

Depending on the level of your staining and the type of whitening procedure you have done, you may be able to see results in about a week or two. To reach your desired whiteness, it may take about three weeks to a month. To maintain the shade, you will need to go for touch-up treatments or use prescribed home kits.

Do teeth keep getting whiter after whitening?

Conclusion. Zoom whitening is a very good choice for those looking to see a dramatic, immediate whitening effect. While teeth do not continue to get whiter after the procedure, patients can expect long-lasting brightness with good oral care.

Why does my mouth foam when I use teeth whitening?

You're experiencing a natural reaction between your saliva and the whitening agent on our Whitestrips. Saliva increases whenever you place an object of any kind in your mouth. As saliva increases, it also reacts with the whitening agent and together they make foam.

How to rehydrate teeth after whitening?

Saliva is the Best Hydration

While drinking plenty of water is always a good idea, it won't necessarily rehydrate your teeth. The best way to rehydrate your teeth is by ensuring your mouth stays moist. Your saliva contains the minerals your tooth enamel needs to resurface and restore itself after whitening.

Does enamel grow back after whitening?

Although enamel is strong, it is not indestructible. Once damaged, it cannot regenerate, making it crucial to choose safe whitening options.

How to tell if enamel is damaged?

You can usually tell your teeth are getting thinner because the enamel seems smoother than normal. As enamel erosion progress, the enamel thins out. Eventually, the teeth appear less white or translucent, even if you're using bleaching agents. And finally, thin teeth also tend to be more sensitive.

How to quickly remineralize teeth?

Eat foods high in calcium and phosphate, such as leafy greens, dairy products, and nuts. Regular brushing and flossing will help you maintain good dental hygiene. Consider utilizing xylitol products to promote saliva production, which helps with remineralization.

Why is my enamel bubbling?

Paint blisters or bubbles occur when the paint film lifts from the underlying surface. The loss of adhesion between the paint film and surface is usually caused by heat, moisture or a combination of both.

What will draw the infection out of a tooth?

The dentist makes a small cut into the abscess, allowing the pus to drain out. The dentist then washes the area with salt water (saline). Occasionally, a small rubber drain is placed to keep the area open for drainage while the swelling goes down.

What is floating tooth syndrome?

Teeth that have lost their supporting alveolar bone may be described radiographically as 'floating'. Common causes of this phenomenon include advanced periodontitis, Langerhans cell histiocytosis, Burkitt's lymphoma and metastatic malignancy involving the jawbones.

Will my teeth go back to yellow after whitening?

With time, these tannins cling to your teeth's enamel and create yellowish stains. Similar to this, frequent use of tobacco products or cigarette smoking might cause your teeth to remain yellow even after whitening procedures. A yellow coating on your tongue could also be noticed.

When should you stop using whitening strips?

Overusing whitening strips can cause adverse effects on your teeth, like enamel damage, gum irritation, and extreme tooth sensitivity. So, if you are experiencing these symptoms during your teeth whitening process, you need to reduce your frequency of use or consult your dental expert.

What happens if I keep the whitening gel for longer than 30 minutes?

The Common Ingredients in Teeth Whitening Gels

Bleaches like hydrogen peroxide and carbamide peroxide break down stains on the enamel but can irritate if left on too long.

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