Baby Oral Care 101: When to Start Brushing and How to Choose the Right Toothpaste
11 Mar 2026 From the Journal

Baby Oral Care 101: When to Start Brushing and How to Choose the Right Toothpaste

The Surprising Truth About Baby Teeth

Many parents make the mistake of thinking that baby teeth don't matter because they'll eventually fall out. This couldn't be further from the truth. Baby teeth serve as placeholders for permanent teeth, guide jaw development, and are essential for proper speech development. Cavities in baby teeth can cause pain, infection, and even affect the health of incoming permanent teeth. The American Academy of Pediatric Dentistry recommends starting oral care from birth.

Before the First Tooth: Building Good Habits Early

Even before your baby's first tooth appears (usually around six months), you should be cleaning their gums. After each feeding, gently wipe the gums with a clean, damp washcloth or gauze pad. This removes bacteria and gets your baby accustomed to having their mouth cleaned — making the transition to a toothbrush much smoother later.

The First Tooth: Time to Start Brushing

The moment that first tooth erupts, it's time to introduce a toothbrush. Use a soft-bristled, age-appropriate brush with a small head. For babies under 12 months, use a finger brush or an infant toothbrush with extra-soft bristles. Brush twice daily — once in the morning and once before bed — using gentle circular motions.

Choosing the Right Baby Toothpaste

This is where many parents feel overwhelmed. The key considerations for baby toothpaste are safety (since babies will inevitably swallow some), effectiveness, and taste. For children under three, look for toothpaste that is fluoride-free or contains only a rice-grain-sized amount of fluoride. The toothpaste should be free from harsh detergents like SLS (sodium lauryl sulfate), artificial colors, and parabens.

The best baby toothpastes use gentle, natural cleaning agents and contain ingredients that strengthen developing enamel, such as calcium glycerophosphate or hydroxyapatite. A mild, pleasant flavor encourages children to cooperate during brushing — apple and berry flavors tend to be the most popular with little ones.

Age-Appropriate Toothpaste Guide

For babies aged 0 to 3, choose a toothpaste specifically formulated for this age group with safe-to-swallow ingredients. From ages 3 to 6, you can transition to a toothpaste with a pea-sized amount of fluoride (1000 ppm). Children aged 6 to 12 can use junior toothpaste with flavors that appeal to their developing palate — chocolate, berry mix, and bubblegum are perennial favorites that make brushing feel like a treat rather than a chore.

Making Brushing Fun

The biggest challenge isn't finding the right toothpaste — it's getting your child to actually brush. Here are proven strategies: let them choose their own toothbrush (character brushes work wonders), brush together so they can mimic you, play a two-minute song during brushing time, and use positive reinforcement with a brushing chart. Never force brushing, as this creates negative associations that can last years.

When to Visit the Dentist

Schedule your child's first dental visit by their first birthday or within six months of the first tooth appearing, whichever comes first. Early dental visits establish a baseline, catch potential issues early, and help your child become comfortable with dental care. Your pediatric dentist can also provide personalized guidance on toothpaste selection and brushing techniques.