Fluoride is a natural mineral found in the Earth’s crust and is widely distributed in nature. The best sources of fluoride are water (not bottled), tea, and seafood. Where there is fluoride toxicity, it could be due to accumulation from exposure to multiple sources. Excessive fluoride from the diet alone is rare, as foods containing fluoride have only small amounts of it. Some foods and water sources contain fluoride. Most foods have very low concentrations of fluoride (usually well below 0.05 mg/100 g food). Have your well water tested regularly to confirm its safety. Instruct patient to remain on a soft-food diet, avoid mouth rinses containing fluoride or alcohol, avoid brushing or flossing treated area for at least 2 hours after treatment. # Adequate Intake (AI) is the average amount a healthy person consumes; no RDA established. Natural sodium fluoride is found in the ocean, so most seafood contains fluoride. Campus G, Congiu G, Cocco F, Sale S, Cagetti MG, Sanna G, Lingström P, Garcia-Godoy F. Fluoride content in breast milk after the use of fluoridated food supplement. Inform your patient that the fluoride varnish may begin to gradually slough off the tooth surface after treatment. Foods: Tea, seafood, fluoridated water, fish *The lower value is for infants up to 6 mos., higher value is for infants up to a year old. † The first value is for children 1-3 with the amount increasing until age 18. Top Fluoride-Rich Foods. Mean plasma levels in individuals living in areas with a water fluoride concentration of 0.1 mg/L or less are normally 9.5 μg /L, compared to a mean plasma fluoride level of 19-28.5 μg/L in individuals living in areas with a water fluoride content of 1.0 mg/L. If you get your drinking water from a private well, it is your responsibility to make sure that the water is free of microbiological and chemical contaminants and safe to drink. 1. Varnish can also be removed after 2 hours by brushing and flossing. In adults, plasma fluoride levels appear to be directly related to the daily exposure of fluoride. Fluoride occurs naturally in the environment and groundwater may contain fluoride levels that are above the optimal level. Optimal fluoride intake comes from food, water, and supplements. The Mayo Clinic states the following recommended daily amounts of fluoride: … Fluoride based pesticides such as Cryolite (Sodium hexafluoroaluminate) & fumigation products such as sulfuryl fluoride are commonly used in industrial farming. Look Ma, no cavities! Fluoride is found in most water, soil, plants, and animals.