Decrease sensitivity throughout whitening with desensitizing gels or tooth paste including potassium nitrate or fluoride

https://claytonocxy531.lowescouponn.com/post-invisalign-whitening-completing-your-smile-change-1

Decrease level of sensitivity during whitening with desensitizing gels or tooth paste including potassium nitrate or fluoride, and follow day of rest between sessions if required.