shawntitanNJ t1_irh5h4l wrote on October 8, 2022 at 2:31 AM Reply to comment by koalanotbear in TIL A 2017 study found that the introduction of iodized salt in 1924 raised the IQ for the one-quarter of the population most deficient in iodine. by kstinfo How does something like this happen? Too many fluoride supplements? Permalink Parent 2
shawntitanNJ t1_irh5h4l wrote
Reply to comment by koalanotbear in TIL A 2017 study found that the introduction of iodized salt in 1924 raised the IQ for the one-quarter of the population most deficient in iodine. by kstinfo
How does something like this happen? Too many fluoride supplements?