Colgate Optic White Overnight Teeth Whitening Pen Gel - 0.08 fl oz/21 Treatments
$19.99
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Guests are saying
The Colgate Optic White Overnight Whitening Pen is a convenient and effective solution for achieving a brighter smile. Many guests appreciate its ease of use, as it fits seamlessly into their nightly routines without causing sensitivity. The mint flavor is a pleasant bonus, and results are often noticeable after just a few applications. While some guests mention minor issues with residue and application, the overall feedback highlights its effectiveness for those seeking a gentle whitening option.
Summary created by AI from text of reviews reflecting recent feedback provided across different star ratings (includes incentivized reviews)
4.0 out of 5 stars with 2037 reviews
effectiveness: 2.71 out of 5
quality: 2.53 out of 5
value: 2.47 out of 5
37% would recommend
108 recommendations
5 out of 5 stars
12 February, 2026
originally posted on Colgate
Happy
Outstanding product. Great price. Highly recommend them.
5 out of 5 stars
11 February, 2026
originally posted on influenster.com

Easy use!
Not too heavy at all, the performance is amazing, you can store in your purse for on the go. the appearance is like a pen & the texture is not bad at all!
5 out of 5 stars
27 January, 2026
originally posted on Colgate
Colgate whitening
Makes your teeth feel fresher and cleaner and whiter
5 out of 5 stars
27 January, 2026
originally posted on Colgate
(no review title)
I have used this whitening pen before and it does a wondering job. and I got one for my boyfriend and he loves it
5 out of 5 stars
27 January, 2026
originally posted on Colgate
(no review title)
[This review was collected as part of a promotion.] Have not recieved yet!!!! But would love to test it out
5 out of 5 stars
26 January, 2026
originally posted on Colgate
The best of the best!
[This review was collected as part of a promotion.] Wonderful toothpaste and tooth brushes I LOVE the way my mouth feels and looks brighter and cleaner. Love to brighten and whitens my smile and make my dental hygiene the best it can possibly be.
5 out of 5 stars
26 January, 2026
originally posted on Colgate
A must have product for your smile!
[This review was collected as part of a promotion.] My spouse and I have used this product for several months now and have received so many compliments on our teeth - another amazing product from Colgate!
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Only toothpaste in town
I was astonished how white my teeth got. This product is a game changer.
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Love it
[This review was collected as part of a promotion.] Best stuff my teeth and mouth felt so clean, would recommend to buy
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Love it
[This review was collected as part of a promotion.] Absolutely love this, this works so amazingly to clean and protect my teeth, I highly recommend it
5 out of 5 stars
26 January, 2026
originally posted on Colgate
inally found something that actually works
honestly i was pretty skeptical because i feel like every toothpaste claims to whiten but never does. but this one is legit. it sounds dramatic but i actually feel so much better about my smile now. i’ve been using it every morning and night and the difference is crazy... even my boyfriend noticed how much brighter they look! it doesnt hurt my teeth at all which is a huge plus for me. seriously if your struggling to find a good one just get this. it’s totaly worth it and i’m just so happy i found it.
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Toothpaste
This toothpaste are so good the only toothpaste I use love it
4 out of 5 stars
26 January, 2026
originally posted on Colgate
Simply a must have if you'd like to white your tee
[This review was collected as part of a promotion.] Tastes great works fast love the whitening and overnight effects
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Easy, No-Mess Whitening That Actually Brightens Yo
This little pen is super easy to use — just twist, apply a thin layer of the whitening gel to your teeth before bed, and let it work while you sleep. It’s a great option if you want teeth that look brighter without the hassle of strips or trays.
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Highly recommended to add to nighttime routine!
This has been an amazing product to use these past few weeks. It’s time to get another one.
5 out of 5 stars
26 January, 2026
originally posted on Colgate
Must try product!
This product is amazing and does not leave any sensitivity on my teeth, so good!
4 out of 5 stars
18 January, 2026
originally posted on influenster.com

Great!
I absolutely love this product! I used it only a few times but you can instantly see a visible difference. It’s small and compact and easy to store
5 out of 5 stars
11 January, 2026
originally posted on shopsmiles
Whiter Teeth Overnight!
After one treatment my teeth were whiter. After several treatments my whole mouth was whiter and brighter than they had been in years! I highly recommend Colgate Optic White. Love the product!
5 out of 5 stars
10 January, 2026
originally posted on Colgate
Effective & Easy At Home Whitening
The Colgate Optic White Overnight Teeth Whitening Pen is a surprisingly effective at‑home whitening option. The hydrogen peroxide formula is strong enough to lift surface stains but gentle enough for nightly use. Application is simple: twist, brush on, let it dry, and go to bed. I experienced no irritation or sensitivity, which is a major plus. After consistent use, I noticed a visible improvement in brightness — especially on coffee and tea stains. The pen design makes it easy to target specific teeth, and the formula stays in place overnight. My only critique is that the pen runs out quickly if you apply it generously. If you’re looking for a convenient, mess‑free whitening solution that delivers gradual but noticeable results, this is a great choice.
5 out of 5 stars
26 December, 2025
originally posted on influenster.com

Effective and Convenient
I used this product to whiten my teeth before my wedding and definitely noticed a difference! The product design makes application and storage so easy; the pen can be handled with ease and the stand keeps it from getting lost in a drawer, since it can stand up in the medicine cabinet. I have very sensative teeth and didn't have any issues while using this product.