top of page
Jason Lau

Is fluoride good or bad? How does it work? Debunking Myths with Insights from a Dental Teeth Expert!

Hey there, dental enthusiasts! We're here to talk about a dental superhero that goes by the name "fluoride." You might be wondering if its good or bad for your teeth, but at Glenmore Park Dental, we know how crucial fluoride is for maintaining a healthy smile. In this article, we'll dive into the nitty-gritty of fluoride's importance, debunking myths along the way. We'll explain how it prevents tooth decay, strengthens enamel, and keeps your pearly whites shining. So, grab a cup of tea and let's explore the fascinating world of fluoride together!

Family brushing teeth together with fluoride toothpaste

What is Fluoride, Exactly?

Fluoride is a natural mineral found in water, soil, and certain foods. It's like armour for your teeth, helping to fortify the protective outer layer called enamel. Think of it as a shield against the bad guys of dental health—plaque bacteria, sugar, and acidic substances—that can wreak havoc on your teeth.


Preventing Tooth Decay:

Now, let's get to the juicy stuff—preventing tooth decay! Tooth decay occurs when the acids produced by plaque bacteria erode the enamel, leading to cavities. Here's where fluoride comes to the rescue! It helps to remineralise weakened enamel and even reverse the early stages of decay. By strengthening your teeth, fluoride makes them more resistant to cavities and keeps your smile in top-notch shape.


The Role of Fluoride in Children's Dental Health:

Fluoride is particularly important for kids, as their teeth are still developing. Using fluoride toothpaste and getting professional fluoride treatments can significantly reduce their risk of cavities. These treatments at Glenmore Park Dental ensure that your little one's teeth grow strong and healthy. It's like giving their teeth a secret superpower!


Fluoride in Adults' Dental Health:

But wait, adults need fluoride too! It's not just for the kiddos. Fluoride helps protect against tooth sensitivity, gum disease, and enamel erosion caused by acidic foods and drinks. By strengthening enamel and preventing tooth decay, fluoride can save you from dental nightmares and reduce the need for more extensive treatments like fillings or crowns. Who doesn't want that?


Professional Fluoride Treatments:

While you can find fluoride in toothpaste and mouthwashes, professional fluoride treatments offered by dental experts like us at Glenmore Park Dental take it to the next level. These treatments provide a higher concentration of fluoride, delivering more effective results. Our tailored fluoride treatments ensure optimal levels of protection against tooth decay, keeping your smile shining like a supernova.


How Does Fluoride Work its Magic? The Science Behind It

You may be wondering, "How exactly does fluoride work its magic on my teeth?" Well, let's dive into the fascinating science behind it.


When you consume fluoride, whether through fluoridated water, toothpaste, or professional treatments at Glenmore Park Dental, it enters your mouth and gets absorbed into your tooth enamel. Enamel is the protective outer layer of your teeth, and it consists mainly of minerals like hydroxyapatite.


Fluoride has a unique ability to replace hydroxyapatite minerals in your enamel with a stronger compound called fluorapatite. This process, known as remineralization, strengthens your teeth and makes them more resistant to acid attacks from plaque bacteria and sugary substances.

But the benefits don't stop there. Fluoride also interferes with the ability of plaque bacteria to produce harmful acids. It inhibits the enzymes they need to break down sugars, slowing down their ability to cause damage to your teeth.


Furthermore, fluoride promotes the remineralization of weakened areas on your teeth, effectively reversing the early stages of tooth decay. This means that fluoride can help heal and repair your teeth, preventing cavities from forming or progressing.


The remarkable scientific properties of fluoride make it an essential tool in the fight against tooth decay and the maintenance of a healthy smile. By incorporating fluoride into your dental care routine and seeking professional fluoride treatments at Glenmore Park Dental, you give your teeth an extra layer of protection against dental villains.


So, embrace the power of fluoride and let it work its scientific wonders on your teeth. Your smile will thank you!


Remember, while fluoride is highly beneficial, it's essential to use it in moderation and follow the recommendations of your dentist or oral health professional. They can provide personalized guidance based on your specific dental needs.


Fluoride toothpaste and toothbrush

Debunking Fluoride Myths:

Now, let's dispel some common myths surrounding fluoride and if its good or bad:


  • Myth: Fluoride is toxic and harmful to your health. Fact: The truth is that fluoride is safe when used in recommended amounts. Extensive research and scientific studies have shown that fluoride, when used in dental products and treatments, is not only safe but highly beneficial for oral health.


  • Myth: Fluoride causes fluorosis, leading to unsightly stains on teeth. Fact: Fluorosis occurs when excessive fluoride is ingested during tooth development. However, the levels of fluoride in toothpaste and professionally administered fluoride treatments are carefully regulated and safe. When used as directed, fluoride poses no risk of causing fluorosis.


  • Myth: You can get enough fluoride from water and food, so additional fluoride is unnecessary. Fact: While fluoride is naturally present in some water sources and certain foods, the levels may vary. Professional fluoride treatments provide a concentrated dose of fluoride that can supplement and strengthen the natural sources, ensuring optimal protection against tooth decay.


From preventing tooth decay and strengthening enamel to keeping your smile radiant, fluoride is the MVP of dental health. Remember to visit Glenmore Park Dental for regular check-ups and professional fluoride treatments to ensure your teeth stay supercharged with fluoride power. Trust us, your teeth will thank you for it!


Dr Jason Lau and our experienced team at Glenmore Park Dental are ready to provide you with top-quality dental care, including professional fluoride treatments tailored to your specific needs. Our friendly staff is here to answer your questions and guide you through every step of your oral health journey.


Take the first step towards a confident smile today! Call us at 0247332956 to schedule an appointment with Dr Jason Lau at Glenmore Park Dental. Let us show you how the proper use of fluoride can make a remarkable difference in your dental health.



Scientific References:

  1. Marinho VC, et al. Fluoride gels for preventing dental caries in children and adolescents. Cochrane Database of Systematic Reviews. 2002. https://pubmed.ncbi.nlm.nih.gov/12519568/

  2. Featherstone JD. The science and practice of caries prevention. J Am Dent Assoc. 2000. https://pubmed.ncbi.nlm.nih.gov/10776987/

  3. Buzalaf MAR, et al. Fluoride and the Oral Environment. Monographs in Oral Science. 2011. https://pubmed.ncbi.nlm.nih.gov/21335995/

  4. Limeback, H. (1999). A re-examination of the pre-eruptive and post-eruptive mechanism of the anti-caries effects of fluoride: is there any anti-caries benefit from swallowing fluoride? Community Dentistry and Oral Epidemiology, 27(1), 62-71. doi: 10.1111/j.1600-0528.1999.tb01989.x

  5. Featherstone, J. D. (2009). Prevention and reversal of dental caries: role of low level fluoride. Community Dentistry and Oral Epidemiology, 27(1), 31-40. doi: 10.1111/j.1600-0528.1999.tb02089.x

  6. ten Cate, J. M. (1997). Fluoride mechanisms. Dental Clinics of North America, 41(4), 651-672. doi: 10.1016/s0011-8532(05)70081-2

  7. Marinho, V. C., et al. (2003). Fluoride gels for preventing dental caries in children and adolescents. Cochrane Database of Systematic Reviews, (3), CD002280. doi: 10.1002/14651858.CD002280

  8. Walsh, T., et al. (2010). Fluoride toothpastes of different concentrations for preventing dental caries in children and adolescents. Cochrane Database of Systematic Reviews, (1), CD007868. doi: 10.1002/14651858.CD007868.pub2



bottom of page