Pediatric Dentistry: Why Does Your Child’s Breath Smell Bad?

We’re here to shed light on this issue and provide you with solutions to keep your child’s breath fresh and their dental health in check.

As parents, we treasure those joyful moments when our little ones light up with laughter and flash their pearly whites. But what happens when that beautiful smile comes with a not-so-pleasant surprise? Yes, we’re talking about bad breath in kids. Don’t panic just yet! We’re here to shed light on this issue and provide you with solutions to keep your child’s breath fresh and their dental health in check.

Here are some of the most common reasons your child may be experiencing bad breath.

Tooth Decay, Infections, or Loose Dental Restorations

When it comes to bad breath, dental issues are often at the root of the problem. Tooth decay, infections, or loose dental restorations can contribute to an unpleasant odor emanating from your child’s mouth. Decay and infections are caused by bacteria that thrive in the mouth, releasing foul-smelling gases. Loose dental restorations, such as fillings or crowns, can also trap food particles and bacteria, leading to bad breath. Regular dental check-ups with a pediatric dentist are essential to detect and address these issues promptly.

Poor Oral Hygiene

We’ve all heard the importance of brushing and flossing, but it’s crucial to instill these habits in our children from a young age. Poor oral hygiene allows bacteria to accumulate in the mouth, causing plaque buildup and emitting odors. Ensure that your child brushes their teeth twice a day with fluoride toothpaste, flosses daily, and replaces their toothbrush regularly. Teaching them proper oral hygiene practices will set them up for a lifetime of fresh breath and healthy smiles.


Staying hydrated is not only important for overall health but also plays a significant role in combating bad breath. When the body is dehydrated, saliva production decreases, creating an environment where bacteria can thrive. Encourage your child to drink an adequate amount of water throughout the day, especially after physical activities or in warm weather. This simple habit can help keep their breath fresh and their body hydrated.

How to Avoid Bad Breath

  • Teach and reinforce good oral hygiene practices, including brushing teeth twice a day, flossing daily, and using an antimicrobial mouthwash suitable for children.
  • Ensure your child drinks enough water to stay hydrated throughout the day. Limit sugary and acidic beverages that can contribute to dental issues.
  • Provide a balanced and nutritious diet rich in fruits, vegetables, and whole grains. Avoid excessive consumption of sugary snacks and drinks.
  • Encourage regular dental check-ups and cleanings to detect and address any underlying dental problems promptly.

Talk To a Pediatric Dentist in St. Louis

At The Dental Anesthesia Center, we understand the importance of your child’s dental health and the impact it has on their overall well-being. Our team of experienced and caring professionals is here to provide exceptional dental care for your entire family. If your child is experiencing bad breath or any other dental concerns, don’t hesitate to reach out to us. We’ll conduct a thorough examination, offer personalized solutions, and help your child achieve a fresh and healthy smile.

Call our office at (314) 862-7844 to schedule an appointment, and let us be your partner in ensuring your child’s oral health.

Call Us Today

The Only Board Certified Dental Anesthesiologist in Missouri, including the St. Louis Metro Area.

Call (314) 862-7844
Updated: June 22, 2023

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