Not IBD related, or a definitive study, but thought this interesting about the possible roll iodine fortification has played in improving IQ in America over the last 80 plus years.
With many people now limiting or even eliminating salt consumption, and lately reports of iodine deficiency goiters making a reappearance, thought to share.
"IQ and Iodine in WWII"
http://isteve.blogspot.com/2013/07/iq-and-iodine-in-wwii.html
&
"“Help keep your family goiter free”"
http://blog.trackyourplaque.com/2009/05/help-keep-your-family-goiter-free.html
With many people now limiting or even eliminating salt consumption, and lately reports of iodine deficiency goiters making a reappearance, thought to share.
"IQ and Iodine in WWII"
http://isteve.blogspot.com/2013/07/iq-and-iodine-in-wwii.html
&
"“Help keep your family goiter free”"
http://blog.trackyourplaque.com/2009/05/help-keep-your-family-goiter-free.html