Fluoride Facts That Will Change How You View Water & Toothpaste
- Kelly McClintock, MA, LICDC-CS, MCAP
- May 2
- 3 min read
Updated: Jun 4
Is fluoride saving your teeth or quietly wreaking havoc on your bones, brain, and hormones.

🦷💧 What is Fluoride?
Fluoride is a naturally occurring mineral that’s:
Found naturally in rocks and soil.
Added to toothpaste and mouth rinses because it hardens enamel and may reduce cavities.
Endorsed by organizations like the American Dental Association.
Added to U.S. drinking water since the 1940s, all in the name of children’s dental health.
⚠️ The Facts You Have to Read to Believe
Since 1996, Dr. Paul Connett has been a vocal critic of water fluoridation and has expressed concerns about its safety.
Fluoride is a hazardous waste solution from the fertilizer industry.
Companies were legally forbidden to release fluoride into the environment, as it was killing cattle and crops downstream.
Then, in the 1940s, fluoride was reclassified — not as toxic waste, but as “water treatment.”
Now, instead of paying to dispose of this hazardous waste, they get paid to dump it in our water.
--->Hmmmmm. So, the same companies that make phosphate fertilizers
also make fluoride to help children’s teeth.
“Ingesting fluoride for dental health is like swallowing sunscreen to prevent sunburn.”
-Dr. Mercola
🚫 Why Some States Are Banning It
Several cities and states are starting to say "No thanks" to fluoridated water — here’s why:
Bone brittleness: Harder, denser bones... but more prone to fracture
Lowered IQ in children: Linked to developmental neurotoxicity
Endocrine disruption: Affects thyroid and hormones
Increased risk of dental fluorosis: Especially in children under 8
✅ What Can You Do?
Here’s your wellness warrior checklist:
Filter Your Water
Use a filter that removes fluoride — such as reverse osmosis, activated alumina, or Berkey with fluoride attachments.
Don’t assume your standard Brita is doing the trick — most do not remove fluoride.
Brush, Don’t Swallow fluoride-free products
Use fluoride-free toothpaste (check out Dr. Bronner’s or David’s Natural Toothpaste).
Focus on topical use if you choose to use fluoride at all.
Stay Informed
Follow researchers like Dr. Paul Connett and Dr. Mercola, who challenge outdated public health policies.
🧠 That’s a Wrap
Fluoride’s a perfect example of how something "good for you" can turn out to be... complicated. Choose dental products wisely, filter your water, and stay curious.
📚 References
Harvard University – Developmental Fluoride Toxicity StudyGrandjean, P., & Choi, A. L. (2012). Impact of fluoride on neurological development in children. Harvard T.H. Chan School of Public Healthhttps://www.hsph.harvard.edu/news/hsph-in-the-news/impact-of-fluoride-on-neurological-development-in-children/
NIH – Bone Strength and FluorideHelte, E., et al. (2021). Fluoride in Drinking Water, Diet, and Urine in Relation to Bone Mineral Density and Fracture Incidence in Postmenopausal Women. Environmental Health Perspectiveshttps://ehp.niehs.nih.gov/doi/full/10.1289/EHP7404
NIH – Fluoride as an Endocrine DisruptorNational Research Council. (2006). Fluoride in Drinking Water: A Scientific Review of EPA’s Standardshttps://nap.nationalacademies.org/read/11571/chapter/10
Fluoride Action Network – Fertilizer Industry WasteFertilizer byproduct origins of hydrofluorosilicic acid used in water fluoridationhttps://fluoridealert.org/issues/water/pollution-fertilizer/
EPA – Polk County Fluoride Emissions Case Study1950s–60s lawsuits over phosphate industry fluoride emissions damaging crops and cattlehttps://fluoridealert.org/articles/phosphate01/
CDC – Dental Fluorosis Data BriefCDC. (2009). Prevalence and Severity of Dental Fluorosis in the United States, 1999–2004https://www.cdc.gov/nchs/products/databriefs/db53.htm
CDC – About FluorideFluoride's role in preventing cavitieshttps://www.cdc.gov/oral-health/prevention/about-fluoride.html
CDC – Timeline for Community Water Fluoridationhttps://www.cdc.gov/fluoridation/timeline-for-community-water-fluoridation/index.html
CDC – Fluoridation Recommendationshttps://www.cdc.gov/fluoridation/about/community-water-fluoridation-recommendations.html
CDC – Scientific Statement on Water Fluoridationhttps://www.cdc.gov/fluoridation/about/statement-on-the-evidence-supporting-the-safety-and-effectiveness-of-community-water-fluoridation.html
NTP – Fluoride Exposure and Cognition ReviewNational Toxicology Program. Fluoride Exposure: Neurodevelopment and Cognitionhttps://ntp.niehs.nih.gov/research/assessments/noncancer/completed/fluoride
NIH – Fluoride Fact Sheet for Health Professionalshttps://ods.od.nih.gov/factsheets/Fluoride-HealthProfessional/
ADA – Position on FluorideAmerican Dental Association. Fluoridation FAQshttps://www.ada.org/resources/community-initiatives/fluoride-in-water/fluoridation-faqs
EPA – National Emission Standards for Fluorides (1975)https://www.federalregister.gov/documents/2005/10/12/05-18824/national-emission-standards-for-hazardous-air-pollutants-final-standards-for-hazardous-air
Dr. Mercola – Fluoride Dangershttps://www.mercola.com/article/fluoride/
Utah Becomes First State to Ban Community Water FluoridationAmerican Dental Association News, March 28, 2025https://adanews.ada.org/ada-news/2025/march/utah-becomes-first-state-to-ban-community-water-fluoridation/
Florida Second State to Ban Community Water FluoridationAmerican Dental Association News, May 15, 2025https://adanews.ada.org/ada-news/2025/may/florida-second-state-to-ban-community-water-fluoridation/
Miami-Dade Commissioners Vote to Stop Adding Fluoride to Local Water SupplyWUSF News, April 2, 2025https://www.wusf.org/politics-issues/2025-04-02/miami-dade-commissioners-vote-to-stop-adding-fluoride-to-local-water-supply
Florida City Begins Formal Process to Remove Fluoride from Water Supply After State BanABC News, June 3, 2025https://abcnews.go.com/Health/florida-city-begins-formal-process-remove-fluoride-water/story?id=122446530
Fluoride Program | Stuart, FLCity of Stuart Official Websitehttps://www.stuartfl.gov/767/Fluoride-Program
Portland's Fluoride Stance Gains National TractionAxios, June 3, 2025https://www.axios.com/local/portland/2025/06/03/portland-fluoride-drinking-water
Consequences of Community Water Fluoridation Cessation for Medicaid-Eligible Children and Adolescents in Juneau, AlaskaBMC Oral Health, 2018https://bmcoralhealth.biomedcentral.com/articles/10.1186/s12903-018-0684-2
Projected Outcomes of Removing Fluoride From US Public Water SystemsJAMA Health Forum, May 2, 2025https://jamanetwork.com/journals/jama-health-forum/fullarticle/2834515
Study Shows Rise in Children's Cavities if US Removed Fluoride from WaterThe Guardian, May 30, 2025https://www.theguardian.com/us-news/2025/may/30/us-study-fluoride-cavities
Calculating the Costs of a Nationwide Fluoride BanHarvard School of Dental Medicine, May 2025https://www.hsdm.harvard.edu/news/2025/05/calculating-costs-nationwide-fluoride-ban
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