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Colgate Whitening Pen Reviews: What You Need to Know

Julia Willcox

Written by Julia Willcox

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There are a variety of products that are marketed for teeth whitening. One of these products’ most common and popular categories is teeth whitening pens. Within this category are numerous competitors, one of which is the Colgate teeth whitening pen- a product that has the advantage of bearing the name of a widely recognized dental brand. The Colgate Optic White overnight teeth whitening pen reviews demonstrate the effectiveness of this product. Read on to find out more.

What are Colgate Whitening Pens, and How Do They Work?

what are colgate whitening pen

Colgate Optic White overnight teeth whitening pens are a way to whiten your teeth quickly, safely, and within the comfort of your own home. An alternative to homemade teeth whitening trays, whitening pens also get the job done.

The pen itself contains a whitening gel, which can be dispensed by clicking the back of the pen. The pen is enamel-safe and it only contains three active ingredients: hydrogen peroxide, alcohol solvent, copolymer and water). Besides, the product is gluten-free, vegan and sugar-free, making it suitable for everyone who wants to enjoy its benefits. 

Colgate Optic White Overnight Whitening Pen Reviews

Reagarding the colgate teeth whitening pen reviews, overall they tend to lean in a positive direction. On Amazon.com, a large vendor of this product, the final rating given to the Colgate overnight whitening pen is 3.8 out of 5 stars. The breakdown of these reviews is as follows: 47% are 5-star reviews, 19% are 4 stars, 16% are 3 stars, 7% are 2 stars, and 11% are 1 star.


The Colgate whitening pen can usually be found for about $25, depending on where you end up purchasing the product. It can be found online on Amazon, as well as at brick-and-mortar stores, including Walgreens and Target. This is a relatively affordable product, falling in the lower range of average teeth whitening cost.

Pros and Cons

Based on the description of the Colgate whitening pen, as well as customer reviews, the main pros and cons of this product are as follows:

  • Easily accessible
  • Can be used at home
  • Relatively low price point
  • Ease of use
  • Enamel-safe
  • Gluten and sugar free
  • Vegan
  • Potential for irritation of the gums and other soft tissues of the mouth
  • Product drying up too quickly

How to Use Colgate Whitening Pens

Based on the description listed on the Colgate website, the Colgate whitening pen was designed with an emphasis on making it simple to use. Wondering how to apply the Colgate whitening pen? To start, click the back of the pen to dispense the gel. At this point, you can brush the gel onto the parts of your teeth that you are trying to whiten. This is then left on overnight and results in visibly whitened teeth after a week of consistent use. A residual film from the whitening gel might remain on the teeth in the morning following application; to get rid of this, all you need to do is gently brush your teeth.

To make sure that you keep your whitening pen in good shape and can continue to use it, close the cap until it clicks to prevent the whitening gel from drying out.

Colgate Whitening Pen Before and After

The Colgate teeth whitening pen can lift stains and yellowed areas on the teeth, revealing a whiter smile after just one application. Most customers who are able to use the whitening pen correctly are happy with their results following treatment, as shown by the “after” photos attached to several of the positive reviews on the Colgate website. To see the before and after Colgate whitening pen results for yourself, spend some time looking through reviews on the Colgate website (or online vendors of the product like Amazon.com) to see what customers have to say and what their photos of their results look like.

Does the Colgate Teeth Whitening Pen Actually Work?

Yes, the Colgate teeth whitening white does actually work. Once applied to the teeth and left on overnight, customers tend to be pleased with the results of the treatment. Since this pen does actually contain a bleaching agent, it will likely produce better results than even the best charcoal whitening products.

True Customer Reviews of Colgate Whitening Pen

As touched upon earlier, Colgate whitening pens reviews are overall positive, and the product has a good rating. However, some customers note that the product dries up quickly and can be challenging to apply. The Colgate website emphasizes the importance of making sure you close the whitening pen completely to prevent the whitening gel from drying out and outlines the application process. If you carefully follow use and storage directions from the manufacturer, your experience with the Colgate whitening pen should be a positive one.

Is the Colgate Whitening Pen Safe on Enamel?

As mentioned before: yes, it is! The Colgate whitening pen was designed to be safe on enamel– a point that is made clear on the section of Colgate’s website that is dedicated to information about its OpticWhite whitening pen.


This whitening pen contains only four ingredients:

Additionally, Colgate also claims that this product is vegan, gluten-free, and sugar-free.

If you are interested in additional sensitive-teeth-friendly products to improve the appearance of your teeth, looking into coconut oil teeth whitening results could be a good idea.


Can I use the Colgate whitening pen daily?

Yes, you can. The whitening pen was designed to be used each night for 1 week at a time, but it is safe to use the product nightly until it is finished.

How long does the Colgate Optic White pen last?

The Colgate Optic White pen should last for about 35 days if used as directed.

Can I drink water when using the Colgate whitening pen?

Do your best to avoid eating or drinking following the application of this product, as it is meant to be used immediately before going to bed.

Are the results of the Colgate teeth whitening pen permanent?

Since you can accumulate new stains on your teeth at any point in time, the Colgate teeth whitening pen results are not necessarily permanent. However, you can help preserve the results of your treatment by doing your best to avoid potentially staining foods and drinks like berries, tea, coffee, and wine.

Are there any side effects of the Colgate teeth whitening pen?

Most people will not experience any side effects from using the Colgate teeth whitening pen. However, it is possible that some individuals, especially those who have more sensitive teeth, might experience some degree of irritation after using this whitening pen.

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This Post Has One Comment

  1. Michelle

    Can I use the whitening pen while using a retainer at night?

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