late reply, Andy; didnt see this until today.
What a punch he has!
My eldest that has got most Iodine hasnt been ill in 3 years. The youngest one that still has some resistance to taking Iodine and supplements are sometimes home from school, like 3-4 days a year.
The interesting thing lately is the emotional balance they have, in spite of quite challenging stuff and the fact that they are in their teens.. Still fighting sometimes, but much more humor and fun between my two.