01/02/2026
Long-term pacifier use can affect a child’s dental development.
Pacifiers satisfy a baby’s natural sucking reflex, helping them feel calm, secure, and comforted beyond feeding. When used appropriately, they can be a helpful tool in early infancy.
Research shows that offering a pacifier during naps and bedtime is linked to a reduced risk of Sudden Infant Death Syndrome (SIDS). Sucking also helps soothe babies during painful moments like vaccinations and can make it easier for some infants to fall asleep. During travel, especially flights, pacifiers can help relieve ear pressure.
However, timing and duration matter. For breastfed babies, it’s best to wait until breastfeeding is well established, usually around 3–4 weeks, to avoid ni**le confusion. Frequent pacifier use after 6 months may increase the risk of ear infections.
Long-term use can affect dental development. Continued pacifier use after age 2 may lead to “pacifier teeth,” including protruding front teeth, open bites, narrowed palates, and even speech difficulties. The longer and more forceful the sucking habit, the higher the risk.
Many mild dental changes can correct themselves if pacifier use stops before age 3. After age 4, the risk of permanent bite problems increases and may require orthodontic treatment.
Experts recommend beginning to wean between 6 and 12 months and stopping pacifier use by age 2 to 3 for healthy oral development.
