Editor's note: The following letter was received responding to a recently published article. We are always willing to listen to our audience and publish their thoughts.
Dear Editor:
It is disappointing that a publication positioning itself as a trusted voice in dentistry would promote weak science through a misleading headline and incomplete analysis. Your May 27, 2026, article, "Combined fluoride and lead exposure reduced bone health in youth," does not accurately reflect the study's actual findings.
The study itself states: "No significant linear relationship was found between fluoride and bone mineral density." In plain language, the researchers found no association between fluoride exposure and bone mineral density in children and adolescents aged 8–19 years at any skeletal site evaluated. A careful reading of the report shows that the only significant findings involved lead exposure, not fluoride.
Rather than accepting those results, the authors explored potential interaction effects between fluoride and lead exposure. Such analyses do not demonstrate that fluoride harms bone health. At most, they generate a hypothesis that warrants further investigation and requires substantially stronger evidence before any causal conclusions can be drawn.
The clear public health concern identified in this study is lead exposure. Efforts should be focused on identifying and reducing sources of lead, rather than using speculative findings to implicate low-level fluoride exposure.
Readers deserve reporting that accurately reflects the evidence and the authors' own results, not headlines that imply conclusions unsupported by the data. When publications elevate weak or speculative findings in this manner, they risk undermining scientific credibility and alienating readers who expect evidence-based journalism from a professional dental publication.
Sincerely,
Dr. Jessica Robertson
Diplomate of the American Board of Pediatric Dentistry and Fellow of the AAPD
Around The Mountain Pediatric Dentistry, Owner
