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Topical Fluoride: How Fluoride Works

Fluoride is a mineral found naturally in soil and some bodies of water. Many people don't realize how important this mineral is to the health and strength of our teeth, as it can even help humans keep their teeth for their entire lifetimes. Here, our Cobourg dentists explain how fluoride works and when topical fluoride treatments are necessary.

What is fluoride?

Fluoride is a safe and natural mineral that contains the trace element fluorine, which is commonly found in the environment. When used properly, fluoride is a safe and effective agent that can be used to prevent and control dental caries (cavities).

How is fluoride good for teeth?

Your tooth enamel continuously goes through a demineralization and remineralization process.

Demineralization is the loss of minerals from the enamel. This happens when acids (formed by plaque and bacteria in the mouth) attack the enamel.

During remineralization, minerals like calcium, phosphate, and fluoride are redeposited to the enamel when we drink water or eat certain mineral-rich foods.

When teeth aren’t sufficiently remineralized (if you don’t consume enough of the required minerals), tooth decay can result.

When is fluoride intake most important?

It is important for infants and children between the ages of 6 months and 16 years to be exposed to fluoride. This is the timeframe during which the primary and permanent teeth are growing in.

However, adults benefit from fluoride, too. Topical fluoride from toothpastes, mouth rinses, and fluoride treatments are as important in fighting tooth decay as they are for strengthening developing teeth.

Fluoride Treatment At Your Dentist’s Office

Sometimes, fluoride consumed via water and food is not sufficient to protect the teeth, and in these cases, additional fluoride application is advisable.

While there are many over-the-counter fluoride toothpastes and mouthwashes, these contain relatively low levels of fluoride.

Fluoride treatment at your dental clinic will typically be a one-time application of a gel, foam, or varnish solution. Varnishes are painted on the teeth, while foams are put into a dental tray and then applied to the teeth for a few minutes. Gels can either be painted on or applied via a tray.

More questions about how fluoride works to strengthen your teeth? Contact our dentists at Spring Street Dental today!

Treat yourself to a healthy smile today. Book an appointment with our team!

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