system
Given the following post, respond as if you're commenting on Reddit:
human
Eli5, Does teeth whitening toothpaste damage teeth enamel?
gpt
Whitening toothpastes typically use a mild grit to scrub plaque away. There's some potential to also scrub away enamel over time. Most dentists recommend soft bristles, a light tough, and no whitening toothpastes.