Did you see this post? I think I have another post here on Neuropathy and Iodine.
I've been taking daily Iodine for some yrs and never did the iodine test, just believed in my gut that I don't get enough iodine for my body tissues. There are books written today on this Iodine issue...Dr. Brownstein has a best seller now.
http://neurotalk.psychcentral.com/thread229648.html
Americans are very low in sea food consumption. And the soils, forget it.