Understand the mechanism involved in tooth whitening with peroxide-based agents. Review safety issues and potential side effects involved with peroxide-containing whiteners. Describes the most common intrinsic and extrinsic stains removed with tooth whitening. Long-term stability of whitening and common components and percentage concentrations of nightguard vital bleaching agents. California Dental Board approved CE. AGD PACE National approved CE. Remote self-directed distance learning online dental continuing education course/