Re: Hair loss, fatigue, bloating..

Look up fibrocystic breats + iodine

Also learn about iodine's role in the formation of thyroid hormones.

Selenium is also important for thyroid health.
http://www.wellnessresources.com/health/articles/seleniums_vital_role_in_thyroid_hormone_function/%20tionist

Some people will recommend mega doses of iodine, far greater than any humans consume daily let alone your ancestors.

They'll talk about fluorine and bromine.

Think carefully about what dose you want to try and why.