If you clench or grind, discuss it before whitening; enamel wear and exposed dentin can increase sensitivity

https://martinjzxj106.tearosediner.net/hydrogen-peroxide-vs-carbamide-peroxide-comprehending-the-difference-2

If you clench or grind, discuss it before whitening; enamel wear and exposed dentin can heighten sensitivity, requiring personalized procedures and gentler gels.