To determine fluoride concentration in fingernails and estimate if there is a correlation between fluoride concentration in fingernails and fluoride concentration in toothpaste used. In addition, fluorosis of permanent incisors will be evaluated at 13 years of age and correlated with toothpaste fluoride concentration.
Age range
0 Years – 14 Years
Sex
ALL
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Dental fluorosis
Timeframe: 6 years after permanent incisor eruption