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  2. Fluoride toxicity - Wikipedia

    en.wikipedia.org/wiki/Fluoride_toxicity

    Referring to a common salt of fluoride, sodium fluoride (NaF), the lethal dose for most adult humans is estimated at 5 to 10 g (which is equivalent to 32 to 64 mg elemental fluoride/kg body weight). [ 2 ] [ 3 ] [ 4 ] Ingestion of fluoride can produce gastrointestinal discomfort at doses at least 15 to 20 times lower (0.2–0.3 mg/kg or 10 to 15 ...

  3. Sodium fluoride - Wikipedia

    en.wikipedia.org/wiki/Sodium_fluoride

    The fluoride enhances the strength of teeth by the formation of fluorapatite, a naturally occurring component of tooth enamel. [ 9 ] [ 10 ] [ 11 ] Although sodium fluoride is used to fluoridate water and is the standard by which other water-fluoridation compounds are gauged, hexafluorosilicic acid (H 2 SiF 6 ) and its salt sodium ...

  4. Biological aspects of fluorine - Wikipedia

    en.wikipedia.org/wiki/Biological_aspects_of_fluorine

    Ingested fluoride forms hydrofluoric acid in the stomach. In this form, fluoride crosses cell membranes and then binds with calcium and interferes with various enzymes. Fluoride is excreted through urine. Fluoride exposure limits are based on urine testing, which is used to determine the human body's capacity for ridding itself of fluoride. [69 ...

  5. Fluoride therapy - Wikipedia

    en.wikipedia.org/wiki/Fluoride_therapy

    The principle of fluoride varnish is to apply fluoride salt in a very high concentration (approximately 50,000 ppm) onto the surface of the teeth. [36] Fluoride varnish is a resin-based application that is designed to stay on the surface of the teeth for several hours. As this varnish rests on the tooth's surface, saliva dissolves the fluoride ...

  6. Humans Have A Third Set of Teeth—And New Medicine May Help ...

    www.aol.com/humans-third-set-teeth-medicine...

    The team says that humans have a third set of teeth available as buds, ready to grow as needed. ... This toothpaste contains fluoride and potassium, two of the key ingredients highlighted by Dr ...

  7. Dental health diets for dogs - Wikipedia

    en.wikipedia.org/wiki/Dental_Health_Diets_for_Dogs

    Ingredients such as polyphosphate, zinc salts, and chlorhexidine have active properties to help prevent or reduce the formation of plaque and tartar. [13] [15] These compounds are able to work on the whole mouth including between teeth and all the way up to the gum line, and is not limited to just the chewing contact surface area. [14]

  8. Opposition to water fluoridation - Wikipedia

    en.wikipedia.org/wiki/Opposition_to_water...

    The effect of water fluoridation on the natural environment has been investigated, and no adverse effects have been established. Issues studied have included fluoride concentrations in groundwater and downstream rivers; lawns, gardens, and plants; consumption of plants grown in fluoridated water; air emissions; and equipment noise. [54]

  9. Humans Have a Third Set of Teeth. New Medicine May Help ... - AOL

    www.aol.com/lifestyle/humans-third-set-teeth...

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