Physical Development

Baby Tooth Turning Gray or Dark

Medically reviewed by Dr. Sarah Chen, MD, FAAP · Board-Certified Pediatrician

Content reviewed against published AAPD, AAP, NIH guidelines

Editorial policy

Last reviewed:

Your baby's physical development is unique, and concerns about baby tooth turning gray or dark, here is what you need to know.

The short answer

A baby tooth turning gray or dark usually happens after a bump or fall that damages the blood supply inside the tooth. This can happen within days of the injury or weeks later. A darkened tooth does not always mean it is "dead" or infected - many gray teeth remain healthy and eventually fall out normally when the permanent tooth is ready. However, a darkened tooth should be evaluated by a dentist to check for signs of infection.

Key takeaways

  • A baby tooth turning gray or dark usually happens after a bump or fall that damages the blood supply inside the tooth. This can happen within days of the injury or weeks later. A darkened tooth does not always mean it is "dead" or infected - many gray teeth remain healthy and eventually fall out normally when the permanent tooth is ready. However, a darkened tooth should be evaluated by a dentist to check for signs of infection.
  • Usually normal when: A tooth that gradually darkens over weeks after a known bump or fall
  • Call your doctor if: A bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess)
“Supervised tummy time is recommended daily from the time the baby comes home from the hospital to help prevent flat head syndrome and to strengthen neck and shoulder muscles.”
— Back to Sleep, Tummy to Play, American Academy of Pediatrics (AAP)

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What Parents Should Know

According to AAPD, AAP, NIH guidelines, a baby tooth turning gray or dark usually happens after a bump or fall that damages the blood supply inside the tooth. This can happen within days of the injury or weeks later. A darkened tooth does not always mean it is "dead" or infected - many gray teeth remain healthy and eventually fall out normally when the permanent tooth is ready. However, a darkened tooth should be evaluated by a dentist to check for signs of infection. At 6-12 months, early dental trauma can damage the blood vessels inside a new tooth. You may notice a front tooth gradually changing color from white to pink, gray, or brown over days to weeks after a bump. The tooth may darken and then lighten again as the blood is reabsorbed. Have it evaluated by a dentist, but in many cases, the tooth remains stable and no treatment is needed. It is generally considered normal when a tooth that gradually darkens over weeks after a known bump or fall. However, you should contact your pediatrician promptly if a bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess).

Sources: [1], [2], [3]

Normal vs. Concerning

Usually Normal
Worth Discussing
A tooth that gradually darkens over weeks after a known bump or fall
A bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess)
A gray tooth that remains firm, pain-free, and has no gum swelling
The area around the tooth becomes swollen, red, or painful
A tooth that turns gray and then gradually lightens back toward normal
Your child develops fever and facial swelling near a previously injured tooth
Dark discoloration without any other symptoms
A darkened tooth becomes very loose or your child complains of significant pain from it

By Age

What to expect by age

6-12 months

Early dental trauma can damage the blood vessels inside a new tooth. You may notice a front tooth gradually changing color from white to pink, gray, or brown over days to weeks after a bump. The tooth may darken and then lighten again as the blood is reabsorbed. Have it evaluated by a dentist, but in many cases, the tooth remains stable and no treatment is needed.

1-3 years

Falls during the toddler years frequently affect the front teeth. A tooth may turn gray or dark after trauma, sometimes appearing weeks after you have forgotten about the initial fall. Colors can range from yellowish to gray to almost black. A gray tooth that is firm, not painful, and has no swelling at the gumline can usually just be monitored. Signs of concern include a bump or pimple on the gum above the tooth (abscess), increasing darkness, or swelling.

What to Tell Your Pediatrician

  • Describe when you first noticed baby tooth turning gray or dark and how it has changed over time.
  • Note your baby's current age and which age-specific patterns you are seeing.
  • Mention if a tooth has changed color and you want a dental evaluation.
  • Mention if a tooth darkened without any known injury.
  • Let your doctor know if you have noticed any related concerns, such as changes in feeding, sleep, or movement patterns.
  • Bring a list of any questions or observations you want to discuss at the appointment.

What Should You Do?

When to take action

Probably normal when...
  • A tooth that gradually darkens over weeks after a known bump or fall
  • A gray tooth that remains firm, pain-free, and has no gum swelling
  • A tooth that turns gray and then gradually lightens back toward normal
  • Dark discoloration without any other symptoms
Mention at your next visit when...
  • A tooth has changed color and you want a dental evaluation
  • A tooth darkened without any known injury
  • Your child has a tooth that has been gray for several months and you want monitoring
  • You notice staining on multiple teeth (could be from iron supplements or medications)
Act now when...
  • A bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess)
  • The area around the tooth becomes swollen, red, or painful
  • Your child develops fever and facial swelling near a previously injured tooth
  • A darkened tooth becomes very loose or your child complains of significant pain from it

What You Can Do at Home

  • Keep track of when you notice baby tooth turning gray or dark — noting the time of day, duration, and any triggers can help your pediatrician.
  • Remember that a tooth that gradually darkens over weeks after a known bump or fall — this is generally within the range of normal.
  • At 6-12 months, focus on observation rather than intervention unless your pediatrician advises otherwise.
  • Provide plenty of supervised floor time and tummy time to support your baby's physical development.
  • While monitoring at home, seek immediate care if a bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess).

Baby Chipped or Knocked Out a Tooth

Dental injuries are common in toddlers who are learning to walk and run. A chipped baby tooth usually just needs smoothing by a dentist. A knocked-out baby tooth should NOT be reimplanted (unlike permanent teeth), as reimplanting can damage the developing permanent tooth underneath. A tooth that has been pushed up into the gum (intruded) needs dental evaluation but often re-erupts on its own. The most important step is controlling bleeding and watching for infection.

Baby Bottle Tooth Decay (Early Childhood Cavities)

Baby bottle tooth decay (also called early childhood caries) happens when a baby's teeth are frequently exposed to sugary liquids - milk, formula, juice, or sweetened drinks - especially during sleep. The earliest sign is chalky white spots near the gumline of the front teeth. This is preventable and, if caught early, the damage can be stopped. The AAP recommends never putting a baby to bed with a bottle of anything other than water, and starting dental visits by age 1.

Baby Fell Off the Bed or Couch

Falls from beds, couches, and changing tables are one of the most common accidents in infancy. Most falls from furniture height (2-3 feet) do not cause serious injury, but every fall involving the head deserves careful monitoring. If your baby cried immediately after the fall and is now acting normally - alert, feeding, and moving all limbs - serious injury is unlikely. However, certain warning signs require immediate medical evaluation.

Guide

When to Call the Doctor

General guide on when to call the pediatrician, visit urgent care, or go to the ER.

Frequently asked questions

Is baby tooth turning gray or dark normal?
A baby tooth turning gray or dark usually happens after a bump or fall that damages the blood supply inside the tooth. This can happen within days of the injury or weeks later. A darkened tooth does not always mean it is "dead" or infected - many gray teeth remain healthy and eventually fall out normally when the permanent tooth is ready. However, a darkened tooth should be evaluated by a dentist to check for signs of infection.
When should I call the doctor about baby tooth turning gray or dark?
A bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess) The area around the tooth becomes swollen, red, or painful Your child develops fever and facial swelling near a previously injured tooth
When is baby tooth turning gray or dark normal?
A tooth that gradually darkens over weeks after a known bump or fall A gray tooth that remains firm, pain-free, and has no gum swelling A tooth that turns gray and then gradually lightens back toward normal
What causes baby tooth turning gray or dark?
A baby tooth turning gray or dark usually happens after a bump or fall that damages the blood supply inside the tooth. This can happen within days of the injury or weeks later. A darkened tooth does not always mean it is "dead" or infected - many gray teeth remain healthy and eventually fall out normally when the permanent tooth is ready. However, a darkened tooth should be evaluated by a dentist to check for signs of infection. Common explanations include: A tooth that gradually darkens over weeks after a known bump or fall. A gray tooth that remains firm, pain-free, and has no gum swelling.
What should I mention to my pediatrician about baby tooth turning gray or dark?
You should mention baby tooth turning gray or dark at your next visit if: A tooth has changed color and you want a dental evaluation. A tooth darkened without any known injury. Your child has a tooth that has been gray for several months and you want monitoring.
Is baby tooth turning gray or dark normal at 6-12 months?
Early dental trauma can damage the blood vessels inside a new tooth. You may notice a front tooth gradually changing color from white to pink, gray, or brown over days to weeks after a bump. The tooth may darken and then lighten again as the blood is reabsorbed. Have it evaluated by a dentist, but in many cases, the tooth remains stable and no treatment is needed.
Is baby tooth turning gray or dark normal at 1-3 years?
Falls during the toddler years frequently affect the front teeth. A tooth may turn gray or dark after trauma, sometimes appearing weeks after you have forgotten about the initial fall. Colors can range from yellowish to gray to almost black. A gray tooth that is firm, not painful, and has no swelling at the gumline can usually just be monitored. Signs of concern include a bump or pimple on the gum above the tooth (abscess), increasing darkness, or swelling.
Should I go to the ER for baby tooth turning gray or dark?
Seek emergency care if a bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess), or if the area around the tooth becomes swollen, red, or painful. When in doubt, call your pediatrician's after-hours line for guidance.
Does baby tooth turning gray or dark go away on its own?
In many cases, baby tooth turning gray or dark resolves on its own, especially when a tooth that gradually darkens over weeks after a known bump or fall.
AAPDAAPNIH

References

  1. [1]American Academy of Pediatric Dentistry. Dental Trauma Guidelines. AAPD
  2. [2]American Academy of Pediatrics. Tooth Injuries in Children. HealthyChildren.org. AAP
  3. [3]National Library of Medicine. Dental Trauma in the Pediatric Patient. NIH

Doctor Visit Checklist

Bring this checklist to your next pediatrician visit to discuss Baby Tooth Turning Gray or Dark.

Things to mention

  • Describe when you first noticed baby tooth turning gray or dark and how it has changed over time.
  • Note your baby's current age and which age-specific patterns you are seeing.
  • Mention if a tooth has changed color and you want a dental evaluation.
  • Mention if a tooth darkened without any known injury.
  • Let your doctor know if you have noticed any related concerns, such as changes in feeding, sleep, or movement patterns.
  • Bring a list of any questions or observations you want to discuss at the appointment.

Observations to share

  • A tooth has changed color and you want a dental evaluation
  • A tooth darkened without any known injury
  • Your child has a tooth that has been gray for several months and you want monitoring

Urgent signs to report immediately

  • A bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess)
  • The area around the tooth becomes swollen, red, or painful
  • Your child develops fever and facial swelling near a previously injured tooth

My notes

From ismybabyalright.com — free, evidence-based baby health guides

All content follows our editorial policy and is reviewed against published clinical guidelines.

2,705 evidence-based guides6 authoritative medical sources5 medical advisory board members

Related Resources

Teething GuideDevelopmental ActivitiesEmergency ContactsBaby Tracker

Bottom line

Most cases of baby tooth turning gray or dark are normal. Talk to your pediatrician if a bump, pimple, or boil appears on the gum above a darkened tooth (dental abscess).

Trust your instincts. If something feels wrong, reach out to your pediatrician. Worrying about your baby means you care — that is a good thing.

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Related Physical Concerns

Baby Chipped or Knocked Out a Tooth

Dental injuries are common in toddlers who are learning to walk and run. A chipped baby tooth usually just needs smoothing by a dentist. A knocked-out baby tooth should NOT be reimplanted (unlike permanent teeth), as reimplanting can damage the developing permanent tooth underneath. A tooth that has been pushed up into the gum (intruded) needs dental evaluation but often re-erupts on its own. The most important step is controlling bleeding and watching for infection.

Baby Bottle Tooth Decay (Early Childhood Cavities)

Baby bottle tooth decay (also called early childhood caries) happens when a baby's teeth are frequently exposed to sugary liquids - milk, formula, juice, or sweetened drinks - especially during sleep. The earliest sign is chalky white spots near the gumline of the front teeth. This is preventable and, if caught early, the damage can be stopped. The AAP recommends never putting a baby to bed with a bottle of anything other than water, and starting dental visits by age 1.

Baby Fell Off the Bed or Couch

Falls from beds, couches, and changing tables are one of the most common accidents in infancy. Most falls from furniture height (2-3 feet) do not cause serious injury, but every fall involving the head deserves careful monitoring. If your baby cried immediately after the fall and is now acting normally - alert, feeding, and moving all limbs - serious injury is unlikely. However, certain warning signs require immediate medical evaluation.

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Baby-Proofing a Small Apartment

Baby-proofing a small apartment is absolutely possible and focuses on the same key safety principles as any home: securing furniture to walls, covering outlets, locking cabinets with hazardous materials, and ensuring safe sleep spaces. Small spaces actually have an advantage - there is less area to monitor. Focus on eliminating the most dangerous hazards first: falls, poisoning, choking, and burns.

My Baby Seems to Use One Side More Than the Other

Babies should use both sides of their body fairly equally during the first 18 months of life. While slight preferences can be normal, a consistent pattern of favoring one side - using one arm much more than the other, crawling with one leg dragging, or turning the head predominantly one way - should always be discussed with your pediatrician. Early identification of asymmetry leads to the best outcomes.