Make your teeth yellow white

Why do teeth turn yellow?

Exogenous yellow teeth: As the food coloring paste to the teeth, yellow or gray; smoke soot, beverages, coffee, tea pigments attached to the teeth yellow gray.

Endogenous yellow teeth: teeth affected by certain elements in the pigment surface of the teeth and the teeth are not within the organization, there are mainly two: dental fluorosis and tetracycline. Dental fluorosis was seven previously living in areas with high fluoride drinking water caused by the pigment in the enamel surface of teeth, the plaque was brown, seriously, there is uneven tooth surface defects, generally maxillary The most obvious front teeth, so seriously affect the appearance. Tetracycline-year-old former is caused by taking tetracyclines, tetracycline molecules within the tooth structure with Dental Reviews calcium, forming very stable chelate, deposition in the tooth structure, so that the tooth color. Full-mouth tooth can be brown or gray brown.

How to whiten teeth?

Ultrasonic scaler: for exogenous yellow teeth. The lumps can be removed oppression gum dental calculus, periodontal disease prevention, removal of the tooth surface can also be stained. But it is worth noting that the two ultrasonic scaler minimum clearance for 3 months or 6 months, because after the draw teeth cleaning teeth leaving very shallow scratches the surface must pass through a period of time of calcium from the saliva of the It is then mineralized to recover.

"Carbamide peroxide" Bleaching: Bleaching for tetracycline. It released a new oxygen bleaching the tooth surface color, it is itself non-toxic side effects. But the work surface of the teeth bleaching only after different period of time, teeth will restore its original color.

Cover masking techniques: for tetracycline and dental fluorosis, is the first tooth surface with a weak acid corrosion, the teeth have small uneven surface, then coated with a photosensitive resin to the tooth surface in the knot of colored solid. Effects of natural and realistic, and strong luster. But a long time will change color aging (up to last for three years), need to return repaired.