How long do your teeth stay white after professional whitening?

Author: Emelie Wisoky  |  Last update: Saturday, September 20, 2025

The most effective way to whiten your teeth is professional teeth whitening treatment applied by your dentist in the office. The results of this type of treatment can last between 1 and 3 years.

How long do your teeth pores stay open after whitening?

The pores slowly close over the next two to three days, but during that time, your teeth are more susceptible to staining from foods and drinks. For at least the first 48 hours, it's best to avoid darkly colored foods and drinks, including berries, coffee, tea, red wine, and tomato sauce.

Will my teeth turn yellow again after whitening?

Teeth whitening is an effective way to brighten your smile, but it's not a permanent solution. After teeth whitening, your teeth can turn yellow again due to several factors.

How long do whitening strip results last?

If you use teeth whitening strips as directed, you should see results in about seven days. There are more advanced whitening strips claiming results as early as three days. Once you complete a full cycle, results can last up to six months.

Is it worth it to get your teeth professionally whitened?

The answer is a resounding yes. The most effective way to whiten teeth is with a professional in-office treatment.

How long does tooth whitening last?

Do teeth continue to whiten after professional whitening?

Yes, your teeth can continue to whiten slightly after a professional whitening treatment. This is because the whitening agents, like hydrogen peroxide, can keep working for a short time after the procedure. However, the most noticeable change happens during the treatment itself.

Do whitened teeth look fake?

This is a common concern, but we can assure you that professional teeth whitening treatment won't make your teeth look unnaturally white. If you've seen people whose teeth look too white to be natural, you're probably seeing their veneers, not their real teeth.

How long will my gums stay white after teeth whitening?

Soft tissue or gum irritation caused by teeth whitening gel is considered a chemical burn, very comparable to a sunburn. When a chemical burn occurs, the area becomes mildly sore, turns white, and will eventually flake off. The tissue will return to normalcy within twenty-four hours.

How many times a year can you use crest white strips?

To maintain your whiter smile, use up to two Crest 3DWhitestrips teeth whitening systems per year; or try Crest 3DWhitestrips Classic Vivid. These 30-minute once a day strips whiten and help protect your smile against staining.

What shouldn't you do after teeth whitening?

To avoid this from happening, stay away from the following ten foods and beverages for at least the first 48 hours after treatment.
  • Teas and Coffee. ...
  • Red and White Wines. ...
  • Dark Fruits or Vegetables. ...
  • Sugary Treats. ...
  • Fizzy Soft Drinks. ...
  • Tomatoes and Tomato Sauces. ...
  • Citrus Fruits. ...
  • Fruit and Vegetable Juices.

Why do my teeth look weird after whitening?

Post-Whitening Dehydration

As these agents work to eliminate stains, they also extract moisture from the enamel, causing a temporary loss of water content. This dehydration leaves behind a porous and less mineralized surface, causing white spots on teeth after whitening.

What is the fastest way to whiten your teeth?

The fastest and best way to whiten teeth at home is by using professional whitening gel trays. These custom trays offer the best results at a lower cost than professional treatments, with minimal risk of sensitivity or gum damage. They provide long-lasting and sustainable whitening effects when used correctly.

How to maintain white teeth after whitening?

Particularly in the 48 hours after your teeth whitening procedure, avoid anything acid-based, including soda, pickles and citrus fruits like orange and lemon. Also steer clear of foods that easily create stains: Coffee. Red white.

What not to do after using teeth whitening strips?

Stay Away from Hot and Cold Beverages: Extreme temperatures can exacerbate tooth sensitivity, especially after teeth whitening. Avoid consuming hot and cold beverages immediately after whitening to prevent discomfort and potential damage to the enamel.

Why do my teeth look clear after whitening?

The same goes for improper or excessive teeth whitening treatments. While these methods aim to brighten your smile, they can thin your enamel, leading to a translucent appearance.

What is the number 1 teeth whitening?

The Best Teeth Whitening Kits, According To Dentists And Our Editors
  • Best Teeth Whitening Kit Overall: Opalescence Go.
  • Best Teeth Whitening Strips: Crest 3D Whitestrips Professional Effects.
  • Best For Sensitive Teeth: Lumineux Teeth Whitening Strips.
  • Best For Fast Results: Laughland Whitening Kit.

How long do professionally whitened teeth last?

The most effective way to whiten your teeth is professional teeth whitening treatment applied by your dentist in the office. The results of this type of treatment can last between 1 and 3 years. In-office teeth whitening involves the following process: The gum tissue is protected from the effects of the bleaching gel.

Do teeth stain more easily after whitening?

However, it's important to understand that your teeth are especially susceptible to discoloration and staining immediately after teeth whitening. Thus, what you do after teeth whitening, especially in the first 48 hours after treatment, determines how well your results will last.

How long do teeth stay white after bleaching?

The results of dental chairside or in-office bleaching are long-lasting but not permanent. With proper care, your brighter smile can last for 1-3 years. A single session may last anywhere between 40 minutes to an hour.

Does teeth whitening cause gum recession?

But can teeth whitening cause gum recession? Absolutely not, if the whitening is performed under the guidance of a Dental Care Professional. We have seen cases where beauty salons have attempted whitening, which has left the client with a poor result and irritated gums, which can lead to recession.

Can I drink water with teeth whitening trays in?

You should not eat, drink or smoke whilst wearing the trays.

How often can I whiten my teeth professionally?

It is recommended that professional teeth whitening be performed once a year, although you may want to do touch ups throughout the year.

Do people notice white teeth?

Yes, people do notice white teeth, as they often have the effect of drawing attention and projecting a positive, healthy image. A beautiful smile with white teeth is a desirable physical trait and can greatly enhance one's overall attractiveness.

Why didn't my teeth whitening work?

If you have had a lot of dental restorations such as fillings, crowns, veneers, bonding, or bridges, the whitening gel may not be able to penetrate deep enough to reach these areas. If you have any of these treatments on your teeth, they will unlikely change color with a whitening product.

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