The recommended duration for applying teeth whitening strips varies depending on the specific product. This application time is a critical factor in achieving optimal whitening results while minimizing potential tooth sensitivity or gum irritation. For example, some strips are designed for a 30-minute application, while others may require only 5 minutes.
Adhering to the instructed application time is important for effective stain removal and achieving the desired level of brightness. Deviation from the stated period could compromise the results, leading to either minimal whitening or increased sensitivity. Historically, whitening strips have evolved to offer varying treatment durations catering to different needs and sensitivity levels.