Can Pacifiers Impact My Child’s Dental Development?

July 2, 2026

an infant with a pacifier

Pacifiers are one of the simplest and most reliable soothing tools that parents have, capable of settling and calming down a fussy baby almost instantly! But as your little one grows and those first teeth start coming in, you might start wondering if that trusted pacifier is still helping—or instead, causing harm or other unknown issues. In truth, it’s possible for prolonged pacifier usage to negatively influence a child’s dental development; here’s what you need to know.

Do Pacifiers Really Impact Dental Development?

Babies are born with a natural sucking reflex that occurs in moments when they need to self-soothe, and pacifiers satisfy that instinct. However, the problem with pacifiers doesn’t have to do with the device itself, but rather, how long and how intensely a child uses it. When sucking continues past the toddler years, the repeated pressure of a pacifier against the roof of the mouth and front teeth can gradually reshape the jaw and bite. Over time, this pressure may lead to problems like:

  • An open bite, where the upper and lower front teeth don’t meet
  • Protruding front teeth
  • A narrowed upper palate
  • Misalignment between the upper and lower jaws

Tips for Using Pacifiers the Correct Way

The good news is that most of these changes are only a concern with intense pacifier usage, meaning there’s plenty of time to adjust bad habits before any lasting impact occurs. Consider implementing these tips:

  • Aim to start weaning your child off of their pacifier between the ages of 2 and 4.
  • Consider giving your child an orthodontic-style pacifier, which is designed with a flatter shape that puts less pressure on the palate and teeth.
  • Never dip a pacifier in sugar since this can contribute to early tooth decay.
  • Reserve the pacifier for naptime, bedtime, or moments of real distress rather than all-day use.
  • Remember that thumb-sucking can have this same negative impact on dental development, and wean your child off that habit too, if necessary.

The bottom line is, pacifiers are a completely normal and helpful part of early childhood, and used responsibly, they’re unlikely to cause lasting harm! That said, be aware of the potential risks and speak with your little one’s dentist if you have concerns about their dental development.

About the Practice

At Bloom Pediatric Dentistry, our team proudly serves families in Murphy, offering a wide range of pediatric dental services for children of all ages, including dentistry for infants. Whether you have questions about pacifier habits, thumb-sucking, or your little one’s developing bite, our board-certified pediatric dentists, Dr. Nelson Hui and Dr. Josephine Yip, are here to help. If you have any questions or you’re ready to schedule an appointment for your little one, feel free to reach out online or give us a call today for more information or assistance. Telephone: (469) 663-0663.