The following link contains a well-written letter to Dr. Mercola regarding his stance on iodine consumption:
http://www.gabrielcousens.com/LinkClick.aspx?fileticket=RzjJOxzDamo%3d&tabid=364&mid=6700&language=en-US
http://www.gabrielcousens.com/LinkClick.aspx?fileticket=RzjJOxzDamo%3d&tabid=364&mid=6700&language=en-US