Will Herbal Medicine Stain Children's Teeth Permanently?

Will my teeth return to their original color naturally after turning black from taking traditional Chinese medicine?

I have two children, one is 8 years old and the other is 3 years old.
Recently, I noticed a grayish layer on their teeth that seems to be difficult to brush off.
A friend mentioned that it might be caused by taking traditional Chinese medicine.
If that is the case, will it disappear on its own? If they stop taking the medicine for a while, will it still require a dental cleaning? Is it harmful for such young children to have their teeth cleaned, or are there other treatment options? Additionally, does taking Western medicine also cause teeth to yellow? At what age will children's teeth no longer be affected by medications during their growth?

celine, 30~39 year old female. Ask Date: 2005/06/14

Dr. Zeng Guanghui reply Dentistry

Long-term consumption of traditional Chinese medicine or other foods rich in pigments can lead to staining on the surface of teeth.
This occurs because pigment molecules penetrate the enamel or dentin surface.
If the staining is deeper, it cannot be removed simply by brushing; it requires polishing with abrasive powders to eliminate the discoloration.
In more severe cases, teeth whitening may be considered to achieve the desired effect of stain removal.

For three-year-old children, if there is a grayish layer on the surface of their teeth, it is generally caused by the accumulation of dental plaque combined with staining from food residues.
The first step should be to ensure proper oral hygiene to remove the dental plaque, which will naturally eliminate the grayish substance.
Additionally, if children take certain Western medications (such as the antibiotic tetracycline) during the tooth development stage, it can lead to discoloration (yellowing or browning) of the teeth that will erupt later.
It is advisable to wait until after the tooth formation period (around 11-12 years old) to minimize the risk of medication-induced discoloration in the teeth that will emerge in the future.

Reply Date: 2005/06/14

More Info

Herbal medicine can indeed lead to staining of children's teeth, particularly if the herbal products are rich in pigments or if they are consumed over an extended period. The grayish layer you observed on your children's teeth is likely due to the accumulation of dental plaque and food residues, which can become discolored by the pigments present in the herbal medicine. This discoloration may not disappear on its own, especially if it has penetrated deeper into the enamel or dentin of the teeth.

If the staining is superficial, maintaining good oral hygiene practices, such as regular brushing and flossing, can help remove the plaque and potentially lighten the discoloration. However, if the staining is more profound, it may require professional dental cleaning or even whitening treatments to restore the teeth's natural color. It is essential to consult with a pediatric dentist who can assess the condition of your children's teeth and recommend the best course of action.

Regarding the concern about dental cleaning for young children, it is generally safe and can be beneficial. Professional dental cleanings help remove tartar and plaque that regular brushing may miss, thus preventing cavities and gum disease. Pediatric dentists are trained to work with children and can make the experience as comfortable as possible. They often use child-friendly techniques and equipment to ensure that the cleaning is effective yet gentle.

As for the impact of Western medications on tooth color, certain medications, particularly tetracycline antibiotics, can cause discoloration of developing teeth if taken during the critical periods of tooth formation (typically before the age of 8). This can lead to permanent staining, which may appear yellow or brown. However, most other medications do not have a significant impact on tooth color, especially if they are taken after the teeth have fully developed.

In terms of age, children typically reach a stage where their teeth are less susceptible to staining from medications around the age of 11 to 12, when most of their permanent teeth have erupted. However, it is crucial to monitor their dental health throughout their growth and to maintain regular dental check-ups to ensure that any potential issues are addressed promptly.

In summary, while herbal medicine can stain children's teeth, the extent of the staining and whether it will resolve on its own depends on various factors, including the type of herbal product used and the duration of exposure. Regular dental visits and good oral hygiene practices are essential in managing and preventing dental discoloration. If you have concerns about your children's dental health or the effects of any medications they are taking, it is always best to consult with a pediatric dentist for personalized advice and treatment options.

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