Evidence has been accumulating to establish definitely the fact that goitre is due to a deficiency of iodin in the food and water taken into the body.
Result: the milk from the specially treated cattle formerly free of iodine, revealed 306 parts of iodine in a million, more than enough to prevent goitre, possibly enough to cure .
There are four basic types of goitre simple goitre (simple enlargement of the thyroid gland in the neck), toxic goitre, exophthalmic (popeye) goitre, and cancer of the thyroid.