Color change of the bleached enamel treated with calcium silicate- sodium phosphate-sodium monofluorophosphate-based system.

RegenerateTM has a potential protective effect on bleached enamel color maintenance. The waiting times of 24 hours and 7 days for the contact with the cola drink did not influence bleached enamel color maintenance. Tooth bleaching, hydrogen peroxide, spectrophotometry, pigmentation.