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My toddler's tooth chipped and I was told night breastfeeding caused it. Does breastfeeding cause tooth decay?

See a pediatric dentist to find the real cause - breast milk alone is not proven to cause decay the way a bottle of milk or juice left in the mouth can, and mothers should not blame themselves for a chipped or eroding tooth.

💡Quick Answer

  • See a pediatric dentist to find the real cause of a chipped/eroding tooth
  • Breast milk alone is not proven to cause decay like a night bottle can
  • Don't self-blame - this happens to many babies for many reasons
  • Brush twice daily; use fluoride toothpaste only as the dentist advises
  • Rule out shared saliva/utensils (jootha) transferring bacteria

⚠️ Caution:Get a pediatric dentist's assessment for any chipped tooth or enamel erosion rather than self-diagnosing. Use fluoride toothpaste only as advised - a rice-grain smear for children who cannot yet spit it out.

🤔What Parents Worry About

Mothers often feel they failed and blame breastfeeding when a baby tooth chips or erodes. The strong reassurance from the community and many clinicians is that this happens to many babies, breastfeeding alone is not proven to cause it, and a dentist - not guilt - is the right next step.

Community Answers from Moms(4)

Here's what moms in our community shared based on their own experience.

  1. 1

    Please don't blame yourself - enamel does not simply chip from breastfeeding. Breast milk alone is not proven to cause decay, unlike a bottle of milk or juice left in the mouth overnight without cleaning. A dentist can identify the actual cause.

  2. 2

    Opinions differ - some dentists do link frequent unbrushed overnight feeds plus other factors to enamel erosion. That is exactly why you want a professional assessment rather than a guess, and rather than guilt.

  3. 3

    Brush twice a day and, if your dentist recommends it, use a rice-grain smear of fluoride toothpaste for enamel protection. Try to wipe or brush after the last feed where you can.

  4. 4

    Also rule out shared saliva - a chipped or decaying baby tooth can sometimes trace back to someone else's jootha (shared spoon or food) passing on bacteria.

About These Answers

The information shared on this page comes from real experiences of mothers in our community. While we strive to provide helpful insights, this content is for informational purposes only and should not be considered medical advice. Always consult with your pediatrician, healthcare provider, or other qualified medical professional for any questions regarding your child's health or development.

Last reviewed: July 24, 2026

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My toddler's tooth chipped and I was told night breastfeeding caused it. Does breastfeeding cause tooth decay? | Real Mom Answers | Mom Insider