Most of the Vegetables,Fruits, Nuts and Green Leaves has rich content of Iodine. The amount which is present in it is more than sufficient to our body.
More Consumption of Iodizes salt leads to the following problems:
Hypo and Hyper Thyroid
Deficiency of White Blood Cells
Blueish Nails and tooth
Iodized salt is banned by WHO-World Health Organization
And also banned by many countries like Italy, England, America, Germany and France