The 5 Best Kids Toothpaste 2026

What we love

• You have a baby or toddler still learning to spit, where some swallowing is unavoidable
• You specifically want a fluoride-free training paste with the lowest-exposure ingredient list
• Your child reacts to SLS with mouth irritation or canker sores
• You want a paste whose heavy-metal safety has actually been lab-checked

Worth knowing

• You want active cavity protection from fluoride or hydroxyapatite
• Your dentist has flagged your child as high risk for cavities
• You prefer a paste that remineralizes enamel, not just cleans

What we love

• You have a baby or toddler still learning to spit, where some swallowing is unavoidable
• You want a COSMOS-natural, fluoride-free training paste with a short, fully published ingredient list
• You value an independent PFAS lab result over a brand's own claims
• Your child reacts to SLS with mouth irritation or canker sores

Worth knowing

• You want active cavity protection from fluoride or hydroxyapatite
• Your dentist has flagged your child as high risk for cavities
• You'd prefer a formula whose heavy-metal safety has already been lab-checked

What we love

• You want fluoride-free but still want a paste that actively rebuilds enamel rather than only cleans
• You are comfortable that the hydroxyapatite strength is not published, and you trust the approach on the ingredient list
• Your child reacts to SLS with mouth irritation or canker sores
• You want a fully disclosed ingredient list with no titanium dioxide, parabens, dyes, or artificial sweeteners

Worth knowing

• You want a published, verifiable remineralizer strength before you commit
• You want independent heavy-metal or PFAS lab results on the exact product before buying
• Your dentist has specifically recommended fluoride for your child's cavity risk

What we love

• You want a paste with a fully disclosed, low-additive ingredient list
• You are looking for a fluoride-free option and plan to confirm cavity protection with your dentist
• Your child reacts to SLS with mouth irritation or canker sores
• You want to avoid SCS, PEG, triclosan, parabens, dyes, and artificial sweeteners

Worth knowing

• You want active cavity protection from fluoride or hydroxyapatite
• Your dentist has flagged your child as high risk for cavities
• You prefer a paste that remineralizes enamel, not just cleans

What we love

• You specifically want a USDA-certified-organic paste with a low-additive ingredient list
• You have a young child still learning to spit, where some swallowing is unavoidable
• You prefer a formula sweetened with erythritol rather than saccharin or aspartame
• Your child reacts to SLS with mouth irritation or canker sores

Worth knowing

• You want active cavity protection from fluoride or hydroxyapatite
• Your dentist has flagged your child as high risk for cavities
• You want a paste whose heavy-metal safety has already been lab-checked