Potential Risks: What Happens if You Leave Whitening Strips on Longer Than 30 Minutes?
Discover the potential risks of leaving whitening strips on for extended periods with Double White. Our latest article, "Potential Risks: What Happens if You Leave Whitening Strips on Longer Than 30 Minutes?" explores enamel damage, increased sensitivity, and beyond. Learn the importance of proper usage and protect your smile by understanding what happens if you leave whitening strips on longer than 30 minutes.

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Tooth Sensitivity: Prolonged exposure to the whitening agents (usually hydrogen peroxide or carbamide peroxide) can increase the risk of tooth sensitivity. This happens because the chemicals can penetrate the enamel and irritate the nerves inside the teeth.
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Gum Irritation: The whitening gel can also irritate the gums if left on for too long, potentially causing redness, swelling, or even chemical burns.
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Enamel Damage: Overuse of whitening strips can weaken the enamel over time, making teeth more susceptible to decay and damage.
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Uneven Whitening: Leaving the strips on for too long can sometimes result in uneven whitening, as the gel may not distribute evenly across the teeth.
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Ineffectiveness: Contrary to what some might think, leaving the strips on longer doesn't necessarily lead to better results. The active ingredients have a limited effective period, and extending the time won't enhance whitening but will increase the risk of side effects.

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We accept a variety of payment methods, including bank transfer, credit card payment, PayPal, etc.
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How long does logistics delivery take?
Shipping times depend on your location and the shipping method you choose. Generally speaking, international shipping can take anywhere from a few weeks to a few months.
Teeth Whitening Powder
Is the teeth whitening powder safe for sensitive teeth?
Yes, our formula is designed to be gentle on sensitive teeth and gums, ensuring safe and effective whitening.
About Product Choice
Can I customize special specifications or packaging?
Yes, we provide customized services, you can customize special specifications, packaging and private label etc. according to your needs.
Should I choose patches or pens for teeth whitening?
If you want to evenly cover the surface of your teeth with whitening ingredients without affecting your daily activities, you can choose teeth whitening patches. And if you prefer precise control over the use of whitening ingredients and want to perform supplementary whitening at any time, you can choose a teeth whitening pen.

HP Teeth Whitening Alcohol-free Strips HPNA-01
Discover Double White’s HP Teeth Whitening Alcohol-free Strips HPNA-01, the best teeth whitening strips designed for a brighter smile without irritation. Alcohol-free formula ensures gentle yet effective whitening. Achieve professional results safely and easily at home with these top-rated teeth whitening strips.

HP Teeth Whitening Alcohol-free Strips HPNA-02
Double White’s HP Teeth Whitening Alcohol-free Strips HPNA-02 offer effective, gentle whitening without alcohol. These best whitening teeth strips deliver visible results, making them the good teeth whitening strips choice for a brighter smile. Try our whitening strips for teeth today!

Hydrogen Peroxide Residue Free Teeth Whitening Strips RFHP01
Double White Hydrogen Peroxide Residue Free Teeth Whitening Strips RFHP01 deliver the best quick teeth whitening results without residue. These best teeth whitening strips offer safe, effective brightening for a confident smile. Experience one of the best teeth whitening products today.

Hydrogen Peroxide Residue Free Teeth Whitening Strips RFHP02
100% tooth surface residue-free teeth strips represents the latest white teeth technology. This new product has strong adhesion on the teeth, but when peeled off, no gel-like substance remains on the tooth surface, leaving the teeth bright. Like new, no cleaning required.
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