Is swallowing teeth whitening bad?

Author: Mr. Manuel Zieme  |  Last update: Wednesday, October 22, 2025

If you swallow some of the excess bleach don't worry, it is not harmful.

What happens if you swallow teeth whitening?

What happens if I swallow the strip or some of the gel from the strip? No adverse effects will result from ingesting the peroxide gel. It will simply pass through your system without causing any damage. However, swallowing large amounts of peroxide can cause nausea and stomach irritation.

Is it okay to swallow saliva while 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.

Can swallowing teeth whitening gel make you sick?

Common injuries. One of the most common injuries happens when the mouth-guard containing the bleaching gel (peroxide) does not fit properly and some of it leaks causing painful chemical burns to the mouth, lips, gums and tongue, or indeed sickness when people accidentally swallow the bleaching product.

Can teeth whitening damage the throat?

Your Throat or Stomach May Hurt.

This will cause irritation of your throat and stomach, which can have serious medical complications in some cases. Typically, these side effects subside within 48 hours of your procedure. Talk to your dental provider about steps to take to curb these side effects.

WHAT HAPPENS IF YOU SWALLOW WHITENING GEL ???

Can you get sick after teeth whitening?

In another rare case, teeth whitening can cause an upset stomach. This usually happens when you swallow the bleaching agents used in the procedure. If you have an upset stomach after whitening your tooth, try drinking plenty of fluids and eating bland.

Why does my throat burn after teeth whitening?

Stomach and throat pain post-whitening is usually caused when the bleaching agent used in teeth whitening (hydrogen or carbamide peroxide) comes into contact with the digestive system. When this happens, the acid can cause irritation and pain in the throat or stomach.

Is it okay to swallow whitening strip gel?

Swallowing a little bit of the gel should not hurt you, but if you ingest too much, you may get a stomach ache, and ingesting large quantities of teeth whitening gel could be fatal. If you notice teeth whitening strips that contain chlorine dioxide, you may want to look for a different teeth whitening kit.

What happens if I swallow whitening toothpaste?

If you swallow a small amount, it's generally safe. But if you've consumed too much, it may increase fluoride levels in your blood supply and result in an upset stomach, vomiting, and nausea. For children ages 8 and below, too much fluoride can also cause white lines or spots to appear on their teeth.

Is it okay to swallow dental gel?

Do not swallow the gel. Talk to your care team about the use of this medication in children. This gel has been used in children as young as 6 years; however, precautions do apply. Children 6 to 16 years of age should spit the gel out after use and rinse the mouth thoroughly.

Why can't you drink water after teeth whitening?

Do not eat or drink anything except water for the first hour after the treatment because the gel opens the pores of the enamel and makes the teeth very vulnerable to staining agents. You can resume your everyday habits 24 hours after your treatment.

Why can I taste my teeth whitening gel?

If you can taste an excessive amount of gel throughout your whitening session, it may well be that the trays are not sealed enough to allow for adequate whitening.

Is it safe to swallow crest whitening emulsions?

Can You Swallow Crest Whitening Emulsions? While swallowing a small amount during application is typically harmless, Crest Whitening Emulsions are not intended for ingestion, and you should use them as directed.

What happens if you accidentally swallow whitening mouthwash?

In most cases, you will simply pass it through your system without any ill effects. However, if you have swallowed a large amount of mouthwash, or if you are experiencing any adverse effects, you should seek medical attention immediately. There are a few treatment options available if you have swallowed mouthwash.

What happens if you eat right after teeth whitening?

After you whiten your teeth with Philips Sonicare teeth whitening products, acidic or staining foods and drinks are more easily absorbed by your teeth. This can lead to discoloration, and this why it is advised to wait 30 minutes after whitening before eating or drinking.

What happens if teeth whitening gel gets on the tongue?

Soft Tissue Irritation

Occasionally, your gums or tongue may become irritated from the whitening gel. This happens when too much gel is placed inside your custom whitening tray and it oozes out onto your gums, tongue, and down your throat.

Can I swallow while whitening my teeth?

Yes, it is safe to swallow saliva during treatment.

Are crest white strips safe?

Are Crest Whitestrips safe? Crest 3D Glamorous Whitestrips is approved by the American Dental Association, and are considered safe when used occasionally and in moderation. If used incorrectly or too frequently, this product may cause damage to your gums and teeth.

Should I rinse after brushing?

Don't rinse with water straight after toothbrushing

After brushing, spit out any excess toothpaste. Don't rinse your mouth immediately after brushing, as it'll wash away the concentrated fluoride in the remaining toothpaste. Rinsing dilutes it and reduces its preventative effects.

Can teeth whitening gel hurt your throat?

Tooth whitening safety concerns associated with ingestion

Accidental ingestion of small amounts of whitening gel can cause sore throat, nausea, vomiting, abdominal swelling, and ulcerations of the stomach, esophagus, and oral mucosa.

Is it OK if saliva gets in my whitening strips?

Yes, you can swallow your saliva while using whitening strips, as most bleaching agents in the strips are safe for oral use and ingestion in small amounts. But you do not need to swallow excessive amounts of saliva while using the strips.

Is teeth whitening gel safe to consume?

Your dentist should also advise you to: Brush your teeth before applying the treatment gel. Wipe away any gel that spills from the trays and comes into contact with your gums. Be careful not to swallow any gel.

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.

Can teeth whitening make you feel sick?

For example, if the mouthguard containing the bleaching gel does not fit properly some of it may leak and cause painful chemical burns. In extreme cases, people have been sick after swallowing the bleaching product.

Why do I have so much saliva after 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.

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