Colgate Optic White Overnight Teeth Whitening Gel Pen, 21 Whitening Treatments, 0.08 oz

The Colgate Optic White Overnight Teeth Whitening Gel Pen has received a range of mixed reviews from customers focusing predominantly on its effectiveness, application process, and suitability for sensitive teeth. Users have praised the gel pen for its ease of use, noting that applying it before going to bed allows for a hands-free whitening experience. Many have highlighted that the product is particularly gentle on sensitive gums, which is a significant advantage for those concerned about discomfort during whitening treatments. Users often report seeing some improvements in tooth brightness after a few nights of use, although some express the expectation of faster and more dramatic results. It's important to note that while several customers have noticed a gradual improvement, others have found the results to be lacking or not as pronounced as anticipated. The application process has received mixed feedback, with some finding it straightforward, while others have noted issues with the brush hardening or difficulties in gauging the amount of product applied. Despite some critiques about the size of the tube and cost, many users still find value in the product for the convenience it offers and its effectiveness on stains, particularly from coffee and other beverages. However, a few reviewers did express disappointment with the lack of noticeable results after following the instructions diligently. In summary, the Colgate Optic White Overnight Teeth Whitening Gel Pen presents a convenient option for those looking to whiten their teeth overnight, especially for individuals with sensitive teeth. However, potential buyers should be aware that results may vary and that it may take some time and Consistent use to achieve the desired whitening effects. **