totalperspec t1_irdtb7z wrote on October 7, 2022 at 8:26 AM Reply to comment by imapassenger1 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 It's about the flake size, actually. Nothing about iodine. Here's a video explaining. Permalink Parent 94
totalperspec t1_irdtb7z wrote
Reply to comment by imapassenger1 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
It's about the flake size, actually. Nothing about iodine.
Here's a video explaining.