First steps. First words. First foods.
And then one day, you notice a tiny white tooth starting to poke through your baby’s gums. Baby teeth typically begin appearing during the first year of life, although every child follows their own timeline. And because those little teeth will eventually fall out, it’s easy to wonder just how much they really matter.
Quite a bit, actually. Baby teeth help children chew, speak and hold space for the permanent teeth developing underneath them. They can also get cavities, sometimes surprisingly early.
The good news is that you don’t need an elaborate routine to protect baby teeth. Starting early and being consistent with a few basic habits can go a long way.
Start Caring for Your Baby’s Mouth Before the First Tooth
You don’t have to wait for teeth to appear before thinking about oral health.
Before that first tooth erupts, you can gently wipe your baby’s gums with a clean, soft, damp cloth. It gets both you and your baby accustomed to having their mouth cleaned as part of the daily routine.
No toothbrush yet. No complicated process. Just a gentle wipe of the gums.
Then, when that first little tooth finally makes its appearance, you’re ready for the next step.
Start Brushing as Soon as the First Tooth Appears
Once a tooth erupts, it’s time for a toothbrush. Choose a small, soft-bristled toothbrush designed for infants and brush twice each day using a tiny smear of fluoride toothpaste. This should be about the size of a grain of rice.
It doesn’t take much. As your child gets older and becomes capable of spitting out toothpaste rather than swallowing it, the amount can increase to a pea-sized portion.
One of the most important things to remember is that young children still need your help. A toddler may desperately want to brush independently. That’s great. Let them practice.
But don’t hand over the job completely just yet.
Children don’t have the knowledge or experience to thoroughly clean every surface of every tooth themselves. You can let your child “go first” and then take your turn afterward to make sure everything actually gets clean.
Baby Teeth Can Get Cavities
A cavity doesn’t care whether a tooth is permanent. Baby teeth are susceptible to tooth decay just like adult teeth, and decay can progress quickly in young children.
That’s why prevention starts so early. Brushing with fluoride toothpaste helps strengthen tooth enamel, but what your child eats and drinks throughout the day matters too.
And one habit deserves particular attention.
Be Careful About What Goes in the Bottle
Putting a baby to bed with a bottle of milk, formula, juice or another sugary beverage can leave the teeth exposed to sugars for an extended period.
That’s exactly what we don’t want.
During the day, saliva helps wash the mouth and neutralize acids. Saliva production decreases while we sleep, which makes bedtime exposure particularly important to think about.
If your child needs a bottle at bedtime, don’t let sugary liquids sit against the teeth throughout the night.
As your child gets older, start introducing a regular cup rather than allowing the bottle to remain an all-day companion.
Watch the All-Day Snacking
This becomes more important once babies turn into mobile, hungry toddlers.
Toddlers snack a lot. The issue isn’t necessarily having a snack. It’s when eating becomes a nearly continuous activity from breakfast until bedtime.
Each time bacteria in the mouth encounter sugars and certain carbohydrates, they can produce acids that attack tooth enamel. Saliva needs time between eating occasions to help the mouth recover.
If your toddler carries crackers, cereal or another snack around all afternoon, their teeth may be exposed much more frequently.
Try to keep snacks to more defined times rather than letting children graze constantly. Water between meals is a great choice.
Don’t Share Everything With Your Baby
Babies put everything in their mouths anyway, so this one can feel a little futile.
Still, try not to intentionally share items that have been in your mouth.
That means avoiding things like putting your child’s spoon in your own mouth before giving it back or “cleaning” a dropped pacifier with your mouth.
Adults naturally carry bacteria in their mouths, including bacteria associated with tooth decay. Limiting unnecessary saliva transfer is another small way to support your child’s oral health.
What About Teething?
Teething and tooth decay are two different things, but the arrival of new teeth is usually when parents start paying much more attention to their baby’s mouth. Some babies barely seem bothered.
Others become fussy, drool constantly and want to chew on everything within reach.
A clean, chilled (not frozen) teething ring or a cool, damp washcloth may provide some relief. And yes, they’re probably going to chew on things you never intended to become teething toys!
Schedule the First Dental Visit Early
Don’t wait until your child has a toothache to introduce them to the dentist.
An early dental visit gives us an opportunity to look at how the teeth are developing, check for early signs of decay and talk with you about brushing, fluoride, eating habits, pacifiers and whatever else is currently happening in your child’s mouth.
It also accomplishes something else that’s easy to overlook:
Your child starts learning that going to the dentist is normal.
The dental office doesn’t have to be a place they first encounter because something hurts. Regular visits can help your child gradually become familiar with the chair, the lights, the sounds and the people taking care of their teeth. And if you already have a child afraid of the dentist, those positive, low-pressure experiences can help build comfort and confidence over time.
That familiarity can make future visits considerably easier.
What If My Toddler Hates Having Their Teeth Brushed?
You’re not alone. Some toddlers act as though brushing their teeth is a personal betrayal. Don’t give up on it.
Try making brushing part of the same predictable morning and bedtime routine every day. Let your child choose between two toothbrushes, play a short song or try some brushing teeth games for toddlers to make the routine feel a little more fun. Brush your own teeth alongside them, or let them practice first before telling them it’s your turn to “check” their work. Experiment a little and see what works for your child.
The important part is that brushing still happens.
Eventually, what feels like a nightly negotiation becomes routine.
Don’t Ignore Problems Because They’re “Only Baby Teeth”
This is probably the biggest misconception about primary teeth. Yes, they’re temporary.
That doesn’t make cavities, infections or tooth pain temporary problems that should simply be ignored until the tooth falls out.
Untreated dental problems can hurt. They can interfere with eating and sleeping. A severely damaged baby tooth may also require more extensive dental treatment than it would have if the problem had been caught earlier.
Baby teeth also help maintain space for the permanent teeth that eventually replace them.
So if you notice a dark spot, visible hole, swelling or another unusual change, or your child suddenly starts complaining that a tooth hurts, have it evaluated.
Protect Baby Teeth During Play, Too
Once your baby becomes a toddler, dental protection isn’t only about cavities anymore.
Toddlers run. Then they fall. Then they get back up and immediately do the exact thing that made them fall the first time.
Falls and bumps are a normal part of childhood, but they can sometimes injure the teeth or gums. If your child falls and hits their mouth, look for bleeding, a chipped or displaced tooth, swelling or changes in tooth color afterward.
A significant dental injury deserves a call to the dentist.
If you’re unsure whether something needs attention, we’d rather you ask.
Healthy Baby Teeth Help Set the Stage for Adult Teeth
You aren’t just caring for a handful of temporary teeth. You’re teaching your child what taking care of their mouth looks like.
- Brush in the morning.
- Brush before bed.
- Drink water.
- Visit the dentist regularly.
- Don’t ignore a tooth that hurts.
Those routines become normal because they’re repeated over and over throughout childhood.
And eventually, you’re no longer the one holding the toothbrush.
That’s really the bigger goal when we talk about how to protect baby teeth: keeping those first teeth healthy while building habits that can follow your child long after the baby teeth are gone.
Kids Dental Care Near Joliet, IL
At Shorewood Family Dental Care, we provide dental care for children at different stages of development, from those first little teeth through the school years and beyond.
If you’re wondering when to schedule your baby’s first dental visit, concerned about something you’re seeing in your child’s mouth or simply want some guidance on how to protect baby teeth, we’re happy to help.
Our Shorewood office serves families from Joliet, Shorewood and surrounding communities.
Call Shorewood Family Dental Care at 815-725-5991 or schedule an appointment online.
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Originally published September 23, 2019. Updated August 20, 2026.
