A lot of us care deeply about our personal appearance and our hygiene.

After all, taking care of our bodies is a big part ofstaying healthyin general.

Luckily, a study published byAllied Academieshas gone on to prove that this situation is exceedingly rare.

Woman smiling and showing her teeth

Intrinsic staining is less common, but typically happens when the tooth is still forming.

Intrinsic staining is typically due to a lack of nutrients in someone’s diet.

Luckily, extrinsic stains can usually be fixed by a dentist.

Woman smiling in polka dot shirt

There are a few supplements and health aides that can cause extrinsic green staining on teeth, too.