‘Even Crest?’: Dentist warns against using whitening toothpaste, claims it worsens your teeth

A dentist took to TikTok to issue a PSA about teeth whitening toothpaste. He believes they actually lead to more dental problems in the long run.

In a viral video with over 1.8 million views, user @rifkindental explained why toothpaste that claims to whiten teeth may be doing more harm than good.

"Dental lesson: Whitening toothpastes do NOT actually whiten your teeth," text overlaid on the clip read. "They just remove stains by scrubbing away layers of enamel, which can make...