[dm808]

This extensive review has been available since 2006: https://nap.nationalacademies.org/catalog/11571/fluoride-in-... Neurotoxicity, especially in the presence of iodine deficiency, which is common, has been clearly documented. Toothpaste level exposure is enough to lower IQ in iodine deficiency.

[ycombinete]

So does that mean that it’s fine if we’re not iodine deficient?