Fluoride News and Research

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Fluoride is a form of the element fluorine that helps prevent tooth decay. Fluoride may be naturally present in drinking water or may be added to it. Fluoride may also be put directly on the teeth, as a gel, toothpaste, or a rinse.

Innovative approach to synthesizing functional molecules with triple click chemistry

Middle molecules with a molecular weight of more than 1,000 are difficult to synthesize due to multiple steps and time-consuming nature, demanding the development of a new approach that can overcome these disadvantages.

11 Feb 2025

Led by RFK Jr., conservatives embrace raw milk. Regulators say it's dangerous.

In summertime, cows wait under a canopy to be milked at Mark McAfee's farm in Fresno, California. From his Cessna 210 Centurion propeller plane, the 63-year-old can view grazing lands of the dairy company he runs that produces products such as unpasteurized milk and cheese for almost 2,000 stores.

29 Jan 2025

U.S. wastewater treatment fails to address rising organofluorine contamination

Municipal wastewater treatment plants remove less than 25% of extractable organofluorine, with fluorinated pharmaceuticals dominating contaminants and posing significant risks to U.S. drinking water quality.

7 Jan 2025

Can fluoride affect IQ? Study points to risks but raises questions

Despite finding a link between fluoride exposure and lower IQ, the study’s flaws raise questions.

7 Jan 2025

Atom probe tomography reveals fluoride patterns in aging teeth

Teeth are essential for helping people break down the food they eat and are protected by enamel, which helps them withstand the large amount of stress they experience as people chew away. Unlike other materials in the body, enamel has no way to repair damage, which means that as we age, it risks becoming weaker with time.

20 Dec 2024

Study finds no impact of water fluoridation on cognitive development

A University of Queensland study has found no link between exposure to water fluoridation as a young child and negative cognitive development.

19 Dec 2024

KFF Health News' 'What the Health?': Trump’s nontraditional health picks

President-elect Donald Trump is continuing to staff his incoming administration, and his picks so far for key health policy positions are particularly polarizing.

21 Nov 2024

Trump’s White House return poised to tangle health care safety net

Former President Donald Trump's election victory and looming return to the White House will likely bring changes that scale back the nation's public health insurance programs — increasing the uninsured rate, while imposing new barriers to abortion and other reproductive care.

6 Nov 2024

Oral health strategies for healthy aging: A call to action

Research explores the connection between aging populations and oral health, proposing an integrated model to address health challenges in older adults, with a focus on policy changes in the UK.

10 Oct 2024

Higher fluoride levels in pregnant women tied to children's neurobehavioral problems

Higher fluoride levels in pregnant women are linked to increased odds of their children exhibiting neurobehavioral problems at age 3, according to a new study led by a University of Florida College of Public Health and Health Professions researcher.

20 May 2024

As bans spread, fluoride in drinking water divides communities across the US

Regina Barrett, a 69-year-old retiree who lives in this small North Carolina city southeast of Charlotte, has not been happy with her tap water for a while.

12 Apr 2024

How do acetylsalicylic acid and warfarin interact with various nutrients?

45 drug-nutrient interactions (DNIs) that modify micro-nutritional status, particularly focusing on how acetylsalicylic acid (ASA) and warfarin may affect patients through various mechanisms.

28 Mar 2024

Study examines oral hygiene self-care behavior among patients with mental health disorders

A study aiming to examine oral hygiene self-care behavior among patients with self-reported mental health disorders was presented at the 102nd General Session of the IADR, which was held in conjunction with the 53rd Annual Meeting of the American Association for Dental, Oral, and Craniofacial Research and the 48th Annual Meeting of the Canadian Association for Dental Research, on March 13-16, 2024, in New Orleans, LA, USA.

19 Mar 2024

Inexpensive liquid works as well as dental sealants to keep tooth decay at bay

An inexpensive, cavity-fighting liquid called silver diamine fluoride (SDF) works as well as dental sealants to keep tooth decay at bay in a school cavity prevention and treatment program, according to a new study by researchers at NYU College of Dentistry.

4 Mar 2024

Combined approach needed to address oral health inequalities and systemic health burden

'Time to put your money where your mouth is: addressing inequalities in oral health' is the new Economist Impact white paper published today, commissioned by the EFP (European Federation of Periodontology) with support from Haleon.

13 Feb 2024

UT Health San Antonio School of Dentistry opens special-care dental clinic in South Texas

The UT Health San Antonio School of Dentistry has opened a special-care dental clinic, the first of its kind in an academic setting in South Texas that will serve people of all ages with intellectual, developmental, cognitive or physical disabilities.

9 Feb 2024

Study says parents may overshoot fluoride toothpaste dose for toddlers, risking dental fluorosis

Study finds parents significantly overdose children with fluoride toothpaste, suggesting a shift to fluoride-free alternatives to prevent overconsumption and potential fluorosis.

1 Feb 2024

Radiographic study exposes ancient oral health of Swedish Vikings

Study examines dental health in a Swedish Viking Age population, revealing prevalent dental pathologies and unique oral practices through radiographic analysis.

2 Jan 2024

Fluoride and sealants win against youth dental caries, a robust review informs US health policy

In a comprehensive review for the JAMA Network, researchers find that preventive oral health interventions like fluoride treatments and sealants are effective in combating dental caries in youth, offering actionable insights for the US Preventive Services Task Force and healthcare providers.

8 Nov 2023

Added calcium and phosphate in fluoride varnishes no silver bullet for fighting kids' tooth decay, study finds

The study explores the effectiveness of sodium fluoride varnishes with added calcium and phosphate versus conventional varnishes in reducing harmful bacteria in preschool children's mouths. Results indicate no significant difference between the two types of varnishes in controlling bacterial growth, calling for more research on effective ways to combat early childhood caries.

1 Nov 2023