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How Long Does It Take for Crest White Strips to Expire?

FAQs Jackson Bowman October 14, 2022

While Crest 3D White Whitestrips that have passed their expiration date are still safe, we do not recommend using them past their expiration date as the effectiveness of the whitening ingredient may have diminished. *All Crest treatments shipped from Cali White are at least 1 year old.

Do Crest White Strips actually expire?

The short answer: Yes. Crest 3DWhitestrips teeth whitening strips expire. Check your product’s packaging to find an expiration date.

How long do Crest White Strips last?

Your teeth should start looking whiter within a few days of using the strips and the results should last for at least 4 months.

Can you use expired teeth whitening?

Don’t use expired products

If you use expired whitening products, you won’t get the results you want. When they expire, the hydrogen peroxide they contain breaks down, leaving only water and oxygen, which does not whiten your teeth.

Should you brush your teeth after whitening strips?

It is safe to brush and floss your teeth after using whitening strips. It will not reduce the whitening effect of the treatment. Manufacturers recommend doing this with caution. This will help you avoid gum irritation and discomfort.

Do Crest whitening strips ruin your teeth?

Are Crest 3D White Whitestrips harmful to teeth or can they damage tooth enamel? No, this product is formulated to be safe and effective when used as directed. They contain the same whitening ingredient as the professional products dentists use to whiten their teeth.

Why do my teeth look more yellow after whitening strips?

So what happens is that the peroxide temporarily increases the porosity of your enamel. This allows the peroxide to reach the stained molecules in your teeth.

Do whitening strips damage teeth?

Possible Damage and Tooth Sensitivity

To be on the safe side, use whitening strips in moderation as overuse will not only lead to tooth sensitivity over time, but can also damage the enamel of your tooth permanently and the surface underneath.

When should you not whiten your teeth?

How many times a week should you whiten your teeth?

That being said, legally approved teeth whitening products used by a trained professional are not dangerous to your teeth. However, you should not use such products more than 3-4 times a week to prevent gradual enamel erosion.

How often should teeth be whitened?

So how often should you whiten your teeth? In general, it’s good practice to return to your dentist about once every quarter or every three months for teeth whitening. This is true even if you haven’t noticed a dramatic weakening of your smile.

References:

  1. https://crest.com/en-us/oral-care-tips/teeth-whitening/do-crest-3dwhitestrips-expire
  2. https://www.humana.com/dental-insurance/dental-resources/whitening-strips
  3. https://www.greatlakesdental.com/articles/what-to-avoid-when-whitening-your-teeth
  4. https://www.healthline.com/health/do-you-brush-your-teeth-after-whitening-strips
  5. https://crest.com/en-us/oral-care-tips/teeth-whitening/are-crest-3d-white-whitestrips-harmful-teeth
  6. https://completedentalworks.com/why-do-my-teeth-look-more-yellow-after-whitening-strips/
  7. https://drjasonharvey.ca/what-you-should-know-before-using-teeth-whitening-strips/
  8. https://www.webmd.com/oral-health/teeth-whitening
  9. https://www.92dental.co.uk/blog/tooth-whitening-questions-answers/
  10. https://katygentledentists.com/how-often-should-you-whiten-your-teeth-tips-to-keep-that-smile-bright/

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