What Causes Yellow Teeth In A Teenager?

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January 3, 2023 by Marjorie R. Rogers, MA (English), Certified Consultant

There are many reasons why a teenager’s teeth may turn yellow. The most common cause is simply due to the fact that their teeth are still developing and growing. As they continue to grow, the enamel on their teeth will start to thin out and become more translucent.

This makes it easier for the yellow color of the dentin underneath to show through. In addition, certain foods and drinks can also contribute to yellowing teeth.

There are many possible causes of yellow teeth in a teenager. It could be due to poor dental hygiene, certain medications or medical conditions, or simply from eating foods that stain the teeth. Whatever the cause, it’s important to see a dentist to get an accurate diagnosis and treatment plan.

What Causes Yellow Teeth In A Teenager?

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Do Teenagers Have Yellow Teeth?

There are many reasons why teenagers may have yellow teeth. The most common cause is simply due to poor oral hygiene. When plaque and tartar build up on the teeth, it can cause them to become discolored.

In addition, certain foods and drinks can also stain the teeth, such as coffee, tea, and red wine. Smoking is another major culprit of yellowing teeth. Fortunately, there are ways to help prevent and even reverse yellowing teeth.

First and foremost, good oral hygiene is essential. This means brushing twice a day with a whitening toothpaste, flossing daily, and using mouthwash. It’s also important to avoid foods and drinks that can stain the teeth.

In addition, regular professional cleanings by a dentist can also help keep teeth looking their best.

What Deficiency Causes Yellow Teeth?

One of the most common causes of yellow teeth is a lack of fluoride. Fluoride is a mineral that helps to strengthen tooth enamel, making it more resistant to staining and decay. When teeth are not properly exposed to fluoride, they can become yellow and discolored.

Other causes of yellow teeth include smoking, certain medications, and aging.

Why are My Teeth So Yellow at 16?

There are a few reasons why your teeth may be yellow at 16. It could be due to the foods and drinks you consume, tobacco use, poor dental hygiene, or certain medications. Let’s take a closer look at each of these causes.

Foods and drinks: Certain foods and drinks can cause your teeth to become stained over time. These include coffee, tea, red wine, dark-colored fruits and juices, and sugary sodas. If you consume these items on a regular basis, it’s no wonder your teeth are looking yellow!

Tobacco use: Smoking cigarettes or using other forms of tobacco is one of the leading causes of tooth staining. The nicotine and tar in tobacco products can discolor your teeth over time. If you’re a smoker or tobacco user, quitting is the best way to prevent further staining of your teeth.

Poor dental hygiene: Poor oral hygiene habits can also lead to yellowing teeth. If you don’t brush and floss regularly, plaque and tartar can build up on your teeth and make them appear yellowish. Be sure to brush twice a day for two minutes each time, and floss daily to remove food particles and plaque from between your teeth.

Certain medications: Some medications can cause changes in the color of your teeth as well. Antibiotics like tetracycline can stain developing tooth enamel in children if they’re taken before all the baby teeth have come in. In adults, certain blood pressure medications can also lead to yellowing teeth over time.

How Can I Fix My Yellow Teeth at 13?

One of the most common things that can cause yellow teeth is simply not taking proper care of your oral hygiene. This means that you need to brush at least twice a day, floss daily, and use mouthwash on a regular basis. If you are already doing all of these things and your teeth are still yellow, then it may be time to see your dentist for a professional cleaning.

Another thing that can cause yellow teeth is smoking cigarettes or using other tobacco products. If you want to get rid of the yellowing caused by smoking, you’ll need to quit completely. This can be difficult, but there are many resources available to help you kick the habit for good.

Certain foods and drinks can also contribute to yellowing teeth. Coffee, tea, and red wine are all culprits when it comes to staining teeth. And while it’s not necessarily possible to avoid these beverages altogether, cutting back on them can help reduce the staining effect they have on your pearly whites.

In some cases, medications can also cause teeth to become discolored. If you’re taking any kind of prescription drugs or over-the-counter medication, talk to your doctor or pharmacist about the potential side effects before making any changes. Last but not least, aging is unfortunately one of the main reasons why teeth tend to become more yellow over time.

As we get older, our enamel starts to wear down which makes our dentin (the inner layer of our teeth) more visible – and this layer is naturally a darker color than enamel. There’s not much we can do about this except take good care of our teeth so that they last us a lifetime!

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What Causes Yellow Teeth in Young Adults

If you’re a young adult and your teeth have started to turn yellow, it’s likely due to one or more of the following causes: 1. Poor Oral Hygiene – If you don’t brush and floss regularly, plaque and tartar can build up on your teeth, causing them to become discolored. 2. Smoking – The nicotine in cigarettes stains teeth, making them yellow over time.

3. Drinking Coffee, Tea, or Red Wine – These beverages can also cause staining of the teeth. 4. Certain Medications – Some medications can cause changes in tooth coloration. If you’re concerned about this, talk to your dentist or doctor.

5. Aging – As we age, our teeth naturally become less white due to wear and tear and changes in the tooth’s structure itself.


When it comes to yellow teeth, there are a few things that can cause this in teenagers. The first is smoking. This is because the nicotine in cigarettes can stain teeth and make them yellow over time.

Another thing that can cause yellow teeth in teenagers is not brushing properly. If teens do not brush their teeth regularly, or if they do not brush properly, then this can lead to a build-up of plaque which can also make teeth appear yellow. Finally, certain foods and drinks can also cause yellowing of teeth.

For example, coffee and tea can stain teeth, as well as red wine and soy sauce.

About Author (Marjorie R. Rogers)

The inspiring mum of 6 who dedicates her time to supporting others. While battling with her own demons she continues to be the voice for others unable to speak out. Mental illness almost destroyed her, yet here she is fighting back and teaching you all the things she has learned along the way. Get Started To Read …