11 votes
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Is it beneficial to keep using fluorised toothpaste after prolonged use?

Fluoride can be absorbed into the teeth and form fluoroapatite only in children up to 6-8 years of age (WebMD). Later, fluoride from toothpaste may still be helpful, because it stimulates the ...
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7 votes
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Should we rinse with water after brushing our teeth?

The previous answer does not refer to clinical studies so I thought I would have a look. TLDR; the clinical studies I've seen suggest not to rinse with water after brushing. According to Doméjean, ...
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  • 5,872
5 votes

Is it beneficial to keep using fluorised toothpaste after prolonged use?

The main protective effect of fluoride is outside the tooth, not inside. Small amounts of fluoride in solution around the tooth inhibit demineralization more effectively than incorporated ...
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4 votes

What is the relationship between fluoride and IQ?

As the saying goes, anything is a poison, it's the dose that matters. Short summary, the new 2015 US PHS standard (0.7 mg/L) or even the old one (0.7-1.2 mg/L) are below the doses at which negative ...
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  • 5,803
3 votes

Fluoride poisoning by toothpaste

Per the for label for Sodium Fluoride chewable tablets. A treatment dose of Sodium Fluoride Chewable Tablets contains 0.25, 0.5 or 1.0 mg fluoride A standard OTC toothpaste, in this case Crest Pro-...
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3 votes
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What is the relationship between fluoride and IQ?

There are over 300 studies have found that fluoride is a neurotoxin (a chemical that can damage the brain). According to EPA scientists (United States Environmental Protection Agency), there is ...
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  • 4,697
3 votes

Are there any risks about switching to a non-fluoride toothpaste?

If all the rest is the same, your risk of caries would increase by 25% Source: Cochrane Syst Review.
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2 votes
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What does fluoride toothpaste do to the dentin on the teeth?

This is usually seen in clinical settings: a child is left with an untreated enamel caries. Then the lesion progress and the lesion is cavitated. The dentin then start to react, ocludding the dentinal ...
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  • 804
2 votes

Should we rinse with water after brushing our teeth?

Summary: Not rinsing after tooth brushing may somewhat increase the effectiveness of fluoridated toothpaste, but the evidence is inconsistent and the effect can vary greatly among individuals. One ...
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1 vote
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Is there an inexpensive test (IE: perhaps a form of litmus paper?) for keeping tabs on oral pH at home?

I found this medical/scientific article that reviews 3 different saliva pH testing kits including a litmus paper test. Litmus paper strips are apparently ubiquitous and many such products available ...
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