Teeth Stains and Discolorations – Causes and How To Fix Them

Desk of Contents

What color are the human teeth? Most people would answer to that question promptly: White. Although this is the correct answer, it is often dependent on the subjective impression of the observer because the teeth may be yellowish, grey, blue, green, dark brown, black, red and also pink. We are going to discuss here all of the feasible reasons that may cause the teeth stains to build up.

Teeth Unsightly stains and Discolorations

In its many general conditions, any alter in teeth color differs from the usual white color can be called staining or discoloration of the teeth. The color modify can only partially or completely impact the tooth or the crown. The modify of color may be permanent or temporary.

It can be caused from the outside, inside or from the conversation of external and internal factors. Therefore, we say that the causes of the teeth stains is divided into extrinsic (external), intrinsic (internal) and internalized causes. Color changes can affect the isolated individual tooth, but may include more tooth. Tooth color can be changed more during germination, and may change during the life.

Different tooth stains are described in a different way depending of the cause. However, for the patient the simplest way to describe one’s teeth unsightly stains is by personal observation. That is why in this specific article we are going to describe teeth unsightly stains so which will enable one to diagnose staining of their the teeth. It should enable you to slim down the possible cause of tooth discoloration you may have.

Teeth stains are due to consumption of the many types of beverages and meals. Those stains ‘re normally only temporary. If you don’t acquired drank and consumed those forms of meals and beverages in huge amounts and over an extended time frame. Here, we will focus only on the other types of teeth discoloration.

White Teeth

Anatomical crown of the tooth crown was built from two hard dental care tissues: enamel and dentin. The enamel is located on the surface of the crown of undamaged and healthy tooth covering the fundamental dentin.

The enamel is usually gray or bluish-white, but is also translucent. As a result of this real estate to let with the rays of light, the colour of teeth is dependent not merely on the colour of the teeth enamel but additionally the colour of dentin under the enamel, that is pale yellowish in color. That is many apparent in the areas where in fact the enamel is slim.

The white-colored color may be the default and normal color of undamaged and healthy tooth. Although permanent tooth are white, Their shades may vary from bluish-white to yellow-white. Milk teeth are usually lighter in color than long term. Their color is definitely white having a bluish outflow and chalky sheen.

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On the teeth of the normal color it is possible to find larger or smaller areas of different shapes (dashes, dots, etc.) that are opaque white. Those are the hypomineralized areas of tooth enamel which are formed because of a reduced amount of nutrients in those areas. They break the beams of light in different ways compared to regular enamel, that is as much as 98 percent comprised of inorganic substances.

Given the actual fact these areas are white-colored and also have a chalky shine, produces a stark comparison with the encompassing parts of one’s teeth thus they often show up darker than they’re.

The complexities hypomineralization could be different. Some are showing up during tooth advancement, plus some after. Oral fluorosis which takes place due to extreme levels of fluoride in food and water through the embryonic advancement of oral hard tissue may present the looks of just such a whitish discoloration that are usually visible around the labial surfaces of the upper incisors.

Yellow Teeth

stains Teeth take on a yellow color when tooth enamel becomes very thin or is totally worn up. The dentin, which is located under the enamel has a pale yellow color that shines through the semi-transparent enamel.

Enamel is especially quickly worn out in people who suffer from dental erosion (regardless of its cause), in patients with bruxism (unconscious teeth grinding) and in individuals who have the inherent lower quality teeth enamel (Amelogenesis imperfecta, teeth fluorosis, etc.).

Because if this, consumed teeth enamel can’t be changed, and the colour changes are considered irreversible and can be masked only by developing appropriate dental care cover or veneers.

In newborns with hemolytic anemia which is developed as a result of discrepancies in Rh factors of mother and child, comes to hemolysis of reddish blood cells of the fetus which are deposited in hard tissues.

By decomposition of reddish blood cells bilirubin and biliverdin are released, and become part of the structure of the teeth and therefore take on a yellowish color.

With dieing of the dental care pulp the teeth can take on an amber color. Teeth may turn yellow due to deposits of plaque and tartar. In this case with proper and regular oral cleanliness, ie removal of tartar, the teeth can restore the organic color.

The usage of dental arrangements, such as for example eugenol could cause orange-yellow color of one’s teeth. The usage of antibiotic arrangements based on tetracycline during pregnancy and through the period where the the teeth are developing is certainly resulting in a so-called tetracycline the teeth that are distinguished by their golden color.

Therefore, the use of these types of antibiotics is not recommended (except in the case of life-threatening situations) during pregnancy nor in children with teeth under development.

The Gray Teeth


The products of degradation of proteins that were in the pulp tissue are than merged in the dentine tubules and color the teeth grey. Besides talked about, bleeding in the pulp during endodontic treatment could cause grey teeth.

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The bloodstream that soaks hard teeth tissues during endodontic treatment enters the dentinal tubules. Within them, blood has been degraded which releases the iron. The iron than, in the presence of hydrogen sulfide, which is produced by bacteria, is converted into iron sulfide, which causes gray tooth.

Metallic staining of tooth may appear on the teeth with amalgam fillings due to the migration of tin oxide or metallic from amalgam and their deposition in dentinal tubules.

Hereditary abnormalities in creation of the dentin as dentinogenesis imperfecta can also be the cause of the gray discoloration of the teeth. In cases like this, staining of the teeth is only among the outward indications of the disorder that manifests itself in various other organ systems also.

Blue and Green The teeth

discolorations The kids who acquired neonatal jaundice can form a bluish color of one’s teeth. Furthermore, the literature details the situation of 11-month-old youngster with congenital cytomegalovirus an infection and neonatal jaundice, that have sprung up green deciduous the teeth with hypoplastic teeth enamel.

Although green tooth are very a rare locating, they could be found in kids with neonatal hyperbilirubinemia, in kids with the natural decreased saliency of biliary system and kids with fetal erythroblastosis.

The Brownish Tooth

stains Brownish color of one’s teeth will be the result of inner and external illnesses. Regarding internal diseases, brown is more or less uniform with respect to the tooth surface which engages and affects a larger number of teeth, but not necessarily all teeth.

Brownish color of teeth may indicate dental fluorosis or the use of antibiotics which are tetracycline-based during pregnancy and periods of tooth development.

Brown teeth that resembles color of white-colored coffee are available in individuals with hereditary complications of fabricating dentin: dentinogenesis imperfecta.

Brownish staining of tooth will be the consequence of sinter chromogenic bacterias, that exist on all of the teeth which they type little dark islands. As colonies of the bacterias develop more, they cover the higher surface from the tooth.

stains They 1st appear at the stage where the gums and tooth meet in the form of a thin brown line that follows the contours of the gums. With further development they may completely cover the tooth crown. Although they can be removed in the dental office, their removal may require more visits to the dentist.

What is not to be regarded as staining of teeth or even just aesthetic deficiency, but the reason for the prompt visit to the dentist is brown teeth due to caries. The colour of oral caries may differ from little dark dots in the teeth surface to main affected brown coloured areas or darkish in color, indicating the advanced caries lesions. Oral caries may be the most common in the biting areas of one’s teeth, but may also take place in other areas of the teeth.

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Dark The teeth

discolorations On the edges from the old and badly crafted amalgam fillings can be found areas of discolored teeth. The dark, almost black color of those areas whose size can vary, suggests either the deposition of tin from amalgam fillings in hard tooth structure or the secondary caries, or both.

In addition, as previously mentioned, black can suggest the changes of the color of teeth caused by dental fluorosis.

Red Teeth

teeth With congenital Hepatic porphyrias – hereditary anomaly, which among other properties is characterized by circulation of hepatic porphyrias in the blood can, cause red-brownish staining of teeth. The hematoporphyrin can be installed within the hard oral tissues after getting shone by ultraviolet fluoresce reddish colored light. This kind of color change can be noticed in the principal and the long lasting teeth.

Red The teeth

stains The teeth that assumed a red color can be usually found in the drowned people and in some cases when non-natural and sudden death occurs (e.g., by hanging, drug intoxication and poisoning of the carbon monoxide).

Pink tooth can also be found with the living people. In this case, the individual tooth changed the color due to resorption of the root canal.

The causes of resorption could be the teeth injury, orthodontic treatment, extreme the teeth whitening and specific oral surgical treatments. Absorption is normally pain-free or with gentle outward indications of pulp discomfort. At the same time when inner resorption impacts hard teeth tissues within the teeth crown so when it has a lot progressed to slim the level of dentin, pulp starts to sift, along with a tooth takes on a pink color.


Although our tooth are usually white in color, its hue may vary significantly and substantially affect the aesthetic effect created by our smile.

Teeth can change color throughout existence and because of dental care erosion and abrasion, long-term and excessive consumption of food and beverages that can stain your tooth.

That can happen also because of certain bad habits such as cigarette smoking, improper and irregular oral hygiene, particular dental procedures and the like.

Furthermore, we can end up being born with the teeth whose color isn’t ideal. The complexities for this could be different, from acquiring tetracycline antibiotics during pregnancy, the disorder within the creation of teeth tissue, discrepancies Rh elements of mom and child towards the extreme intake of fluoride.

Even though causes of the teeth staining or staining of one’s teeth could be different, with the use of modern dental strategies, it really is generally feasible to correct and improve the aesthetics of our tooth and smiles.

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