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

https://devinjdan182.cavandoragh.org/the-reality-about-charcoal-toothpaste-does-it-actually-whiten

If you clench or grind, discuss it before whitening; enamel wear and exposed dentin can heighten level of sensitivity, needing customized protocols and gentler gels.