my daughter is 4 year 10 month old on her teeth there is black dots what could be d reason ?

A. If you have given any iron supplement to the child on you are still giving any iron supplement to the child and that is going to be the one of the most common reasons put a child to have black dots or black teeth of the child so you can check for that because that is one of the most common things that we all are aware about when it comes to black dots on blackness on the teeth