Which Crest whitening strip goes on top?

Author: Dr. Amari Yundt II  |  Last update: Saturday, November 1, 2025

Use the longer strip for your top teeth and the shorter strip for your bottom teeth.

Which way do crest white strips go on?

To apply, simply remove the teeth whitening strip from its liner and place the gel side to your teeth, aligned with your gum line. Press against your teeth for best contact and fold the remainder of the strip behind your teeth.

Which is the upper strip teeth whitening?

The longer strip is for your top teeth and the shorter strip is for your bottom teeth.

Why do whitening strips only cover the front teeth?

The bottom strip is wider so that it can fold over the edge of the teeth and whiten the inside of the bottom ones. The inside of the bottom teeth are more likely than the inside of the top teeth to be visible to others.

Which whitening strip goes on top teeth?

Use the longer strip for your top teeth and the shorter strip for your bottom teeth. You'll have to do this step with each strip separately, but for now let's work with one.

The Right and Wrong Way to use Teeth Whitening Strips - A Dentist Explains

Why won't my whitening strips cover all my teeth?

A common question we encounter is, "Why don't whitening strips cover all teeth?" The answer lies in the design and application of these strips. Whitening strips don't cover all teeth because they are primarily designed to whiten the front, most visible teeth, ensuring ease of application and comfort.

What is the difference between the different Crest Whitestrips?

The Crest 3D Whitestrips 1-Hour Express box has 10 treatments; the company advertises that it brightens teeth up to 12 shades whiter. By comparison, the original strips use lower concentration bleaching agents and claim to deliver results up to six shades whiter.

What is the best time of day to use whitening strips?

Should You Use Whitening Strips In The Morning Or Night? Whether you choose to use whitening strips in the morning or at night depends on your personal preference and lifestyle. There is no strict rule regarding the time of day you should use them.

How to use crest 1 hour express whitening strips?

Directions
  1. APPLY. Peel the upper and lower strip from plastic backing liner and apply strips to upper and lower teeth. WEAR FOR 60 MINUTES.
  2. REMOVE. Peel strips from back of teeth first to ease removal.
  3. SMILE. Reveal your whiter smile.

Which whitening stripes go on top and bottom?

Which strip goes on the top and bottom? The longer strip goes on the top, the shorter one on the bottom.

What happens if you leave whitening strips on longer than 30 minutes?

You might be tempted to leave whitening strips on your teeth for a little longer, but this will increase the risk and severity of side effects like sensitivity and gum irritation. In some cases, overuse of whitening strips has even led to chemical burns on the gums.

Do I brush my teeth after I use crest white strips?

Yes, after using Whitestrips, you can brush gently.

How do you get the best results from Crest White Strips?

6 Tips When Using Teeth Whitening Strips
  1. Consistency Matters. Teeth whitening strips should be applied to the teeth on a daily basis. ...
  2. Brush Your Teeth Prior to Application. ...
  3. Avoid Uneven Whitening. ...
  4. Use Teeth Whitening Strips in Moderation. ...
  5. Avoid Contact With the Gums. ...
  6. Do Not Consume Dark Food or Beverages After Whitening.

Should I rinse with water after Crest White Strips?

Post-Whitening Care: After using whitening strips, it's crucial to rinse your mouth, stay hydrated, and manage any sensitivity. Avoid foods and drinks that can stain your teeth for at least 48 hours to maintain the whitening effect.

What not to do with Crest White Strips?

Do not touch your gums with the whitening strips. The whitening agent in whitening strips can be harmful to your gums. Particularly, this agent can damage the soft tissue in your gums, which can lead to a wide array of oral health issues down the road. Apply whitening strips evenly.

Is it better to whiten teeth in the morning or at night?

The pores in your teeth are slightly more open and can more easily allow stains in. Smile Brilliant and dentist professionals recommend whitening before bed as it reduces the opportunity for staining and gives your teeth the night to begin rehydrating and remineralizing.

How long should you wait to eat after using whitening strips?

Wait for about 30 minutes after removing the whitening strips before brushing your teeth with a soft-bristled brush and fluoride toothpaste to ensure the effectiveness of the whitening agents. Once the strips are removed, avoid eating or drinking anything that will cause staining to the teeth for at least an hour.

Should I whiten my teeth before or after brushing?

Brushing Before Whitening

Brushing away any surface dirt, plaque, or food particles allows the whitening gel to make direct contact with your teeth, perhaps resulting in more effective results. Clean teeth may also absorb the whitening solution more evenly, resulting in a more uniform whitening result.

What whitening strips don t cause sensitivity?

Lumineux Teeth Whitening Strips 21 Treatments – Peroxide Free - Enamel Safe for Whiter Teeth - Whitening Without The Sensitivity - Dentist Formulated - Sensitivity Free.

Why do my teeth look more yellow after whitening strips?

In order to eliminate stains from the enamel, whitening strips often contain peroxide-based whitening chemicals. They may irritate the gums during this process, resulting in momentary redness and inflammation. This redness can create a visual contrast that makes your teeth look more yellow in comparison.

Which crest strips work the best?

Crest 3DWhitestrips is the #1 Dentist Recommended At-Home Whitening Brand. Plus, with Crest 3DWhitestrips, you can whiten yellow or stained teeth and get noticeably whiter teeth, 100% guaranteed*.

Why do crest white strips not work?

Teeth Are Not Clean

The chemicals break down the stain molecules that cause teeth to darken. Plaque buildup can block these whitening chemicals from reaching the stained teeth. Schedule a dental cleaning appointment first before using teeth whitening strips. This can prepare your teeth well for the whitening process.

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