Topical Medication: Certain medications consumed orally, for example, a liquid medicine for iron deficiency.If they are allowed to grow and multiply, tooth staining will occur. Chromogenic Bacteria: This bacteria produces colored substances that stain natural teeth.Plaque deposits usually have a dark yellow to brownish color. That weakens, stain, and eventually break down teeth. Dental Plaque: Dental plaque is a collection of bacteria that reside on the external surface of the tooth.Įven red wine can stain your teeth in a pinkish hue. Coffee, Tea, or Wine: Tea and coffee contain tannins that stain the outer enamel surface after excessive consumption.These blotches are the result of the constituents of tobacco. Tobacco: Chronic smokers tend to have conspicuous black blotches on their teeth.Some of the reasons for extrinsic stains are: This is why surface bleaching is usually enough to get rid of these stains. In this example, only the outer layer of the tooth, referred to as enamel, is stained.
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