Over-the-counter whitening strips: Evaluation of color change and hydrogen peroxide penetration into a pulp chamber

Key Points

• Color change differs among over-the-counter whitening strips, indicating that some are more effective than others.
• Hydrogen peroxide presence enhances whitening results with a conservative diffusion profile, aiding protection.
• The analysis assesses hydrogen peroxide penetration into the pulp chamber, which is critical for dental health considerations.
• Results imply that consumers should choose hydrogen peroxide-containing strips for better whitening outcomes.