Why shouldn't you brush your teeth before Whitestrips?

However, you should not brush your teeth immediately before you apply whitening strips as they can sometimes irritate your gums. Instead, wait at least half an hour after brushing your teeth to apply whitening strips.
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Why should I not brush my teeth before using Crest WhiteStrips?

Crest WhiteStrips

You should wait for some time to go by before you apply the strips, after brushing your teeth. This is mainly to avoid gum irritation.
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Should I brush my teeth before using white strips?

Before you apply white strips, it is critical that you brush your teeth with a wet toothbrush (without fluoridated toothpaste, or without toothpaste at all). This will allow the pores in your teeth to open, thereby making them more receptive to the whitening agent in the whitening strips.
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What happens if you brush your teeth before whitening strips?

Another option is to brush your teeth before using whitening strips. This is ideal for removing plaque, which can get stuck beneath the strips. Wait at least 30 minutes before applying the strips to avoid gum irritation. Always follow the manufacturer's directions when using whitening products.
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Why do my teeth look more yellow after whitening strips?

So what happens is that the peroxide temporarily increases your enamel's porosity. This allows the peroxide to reach the discolored molecules in your teeth.
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Instructions for Using a Teeth Whitening Strip : Dental Health



Can you brush your teeth right after whitening strips?

It is safe to brush your teeth after applying the whitening strips. Just be careful to avoid gum irritation. Another option is to brush your teeth before using whitening strips.
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Can you swallow saliva while using whitening strips?

Don't swallow any gel from the strips.

Some whitening strips contain hydrogen peroxide, which is poisonous if swallowed. Try to avoid swallowing any of the gel or saliva that is produced when wearing the whitening strips.
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Should I use whitening strips in the morning or night?

No, do not wear Whitestrips overnight or while sleeping. These treatments are designed to be worn for the recommended usage time only.
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Should you rinse your mouth after using whitening strips?

How do I remove gel left on my teeth after using strips? Since the left over gel isn't harmful, you can do any of the following: Rinse your mouth with water. Wipe the gel off your teeth.
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How soon after whitening strips can I eat?

Typically it's recommended to wait at least one hour before eating. You could even go so far as to following the same post-op instructions for procedures such as an in-office one hour whitening and eat only clear/white foods/liquids for 24 hours to prevent any other possible staining.
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How long after using Crest Whitestrips can I brush my teeth?

Although not significantly noticeable, brushing after using Whitestrips could limit further effectiveness on lifting residual stain particles inside of the porous surfaces of your tooth enamel. It's probably best to avoid brushing (or eating or drinking) for at least a half hour or more.
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What happens if you leave whitening strips on longer than 30 minutes?

Using teeth whitening strips too often or for too long can make the teeth porous and cause the surface enamel to break down. The bleaching agent in whitening strips can cause stress of the tooth surface and surrounding gum tissue.
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Can you swallow while whitening teeth?

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.
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Do Crest Whitestrips work on yellow teeth?

Do Crest 3D White strips work on yellow teeth? It depends. If your yellow teeth are caused by surface stains, then these and similar products should be able to remove those stains and restore your teeth to their natural color.
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Why are everyone's teeth so white?

Enamel is mostly made up of calcium phosphate, a naturally white, rock-hard mineral, giving our teeth their white colour. Tooth enamel is the hardest substance in the human body and should last a lifetime. However, the outer layer of enamel can become damaged or worn down, particularly if you eat a lot of sugary foods.
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Does whitening teeth weaken them?

This begs the question “does teeth whitening damage the enamel?” The answer is no, teeth whitening doesn't damage your tooth enamel. The main portion of the tooth, the dentin, is the portion of the tooth that's responsible for your teeth's color.
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Can whitening strips touch gums?

The bleaching agent in teeth whitening strips, while not as powerful as the ones dentists use, is still a harsh chemical which can damage the soft tissues of your gums. It's essential to avoid contact between the whitening agent and your gums wherever possible, although this is easier said than done.
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Are Crest White Strips supposed to foam?

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.
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Should you brush your teeth after teeth whitening?

After you've had your teeth whitened, make sure to brush and floss your teeth regularly. You may even want to brush and floss more than normal to ensure that your teeth look their absolute best. After all, you've put time and effort into getting them white, so you should keep them that way.
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What can you not do after teeth whitening?

Five Foods to Avoid After Teeth Whitening

Dark or strongly colored liquids: for instance, tea, coffee, red wine, cola, and tomato juice. Acidic beverages: examples are soft drinks, fruit juices, and alcohol in general. Foods with natural or added colorants: beef, soy sauce, ketchup, bologna, and chocolate are examples.
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Can you skip a day of Crest Whitestrips?

Teeth whitening strips should be applied to the teeth on a daily basis. Do not skip a day! Continue to apply your teeth whitening strips across the entire period of time noted in the instructions. In most cases, teeth whitening strips are meant to be applied every day for at least two full weeks.
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Can I use 2 Whitestrips a day?

Can I Use More than 2 Sets of Whitestrips a Day? Extensive clinical and consumer testing was done to establish the safety and efficacy of Crest 3D White Whitestrips. However, based on the results of that work we do not recommend using more than 2 upper strips and 2 lower strips in a day.
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Can you do Crest Whitestrips back to back?

Yes. With Crest 3DWhitestrips, you can use one strip right after the other (back-to-back). Wear teeth whitening strips for the instructed time, then remove; rinse or wipe if needed, then apply a second whitening strip.
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Do I use Crest Whitestrips everyday?

The strips are applied to upper and lower teeth, once a day, for up to 30 minutes. Depending on the specific Crest 3D White Whitestrips product chosen, strips should be applied daily for anywhere from 10 to 20 consecutive days.
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