Experts said that the black teeth of children belonging to enamel hypoplasia. In addition lead to black children's teeth may also be snacks, eat too much, tooth decay and other reasons. This is because the calcium constitute the enamel substance, calcium deficiency of infants and young children enamel rough rugged, easy to residual food debris. Lactic acid bacteria in the mouth attached to the enamel surface to the formation of plaque and dental instruments bacteria within the plaque constantly break down food, produce large amounts of organic acids, corrosion of the enamel hypoplasia of teeth, tooth color gradually from white to brown, black, a little off .
In addition, some long-term drinking or eating food with easy to dye, or long-term contact with certain minerals, such as long-term use of potassium permanganate water gargle, exposure to mercury, silver nitrate treatment of Oral Pathology, also contributed to the children teeth blackened. Contact with iron, sulfur and other substances, and easy to make teeth appear dark green calm. In addition, enamel hypoplasia, dentinogenesis imperfecta and Tooth extraction how much money hereditary opalescent teeth, dental fluorosis, tetracycline, tooth decay can teeth showing yellow, brown, and black.
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