“As decay progresses, it can create dark or black spots, especially in pits, grooves, or between teeth.” This is a common symptom and often one of the earliest visible signs of a cavit ...

Brown spots on the teeth can occur for several ... Tartar can appear as yellow, brown, or black stains on the teeth. Fluorosis is caused by ingesting too much fluoride too early in life.

There are numerous teeth-whitening products that can turn dark areas ... "In general, white spots develop where plaque accumulates: near brackets, at the gum line, or between teeth where it's ...