She concluded: 'And that's how to prevent getting black triangles between your teeth'. The video has since proven very popular, garnering over 250,000 views and nearly 100 comments.

While black teeth haven’t caught on in the U.S., other decorative elements — like metal or gold sleeves or grilles — are safe as long as they aren’t glued to the teeth, Goldstein said.

Black triangles between your teeth refer to the empty spaces or gaps that can develop between teeth, often near the gemlike, creating a triangular shape when viewed from the front.

Preventing black triangles between teeth can be challenging, Dr Azizi explained, but there are several measures you can take to help minimise your risks, including good oral hygiene, ...

An dental therapist has explained how you can prevent ‘black triangles’ from appearing between your teeth. Anna Peterson, also known as @annapetersondental on TikTok, regularly shares advice ...