Iodine is definitely recommended for all sorts of brain ailments. The brain lurves Iodine! Depression, anxiety lifts. Its awesome stuff. I'm so glad I stumbled onto this forum and started taking it.
Just another suggestion for you... have you looked at your candida status? Candida can cause revolting brain fog and that spaced out feeling. Also a lack of magnesium and can do same and those two things are often related.