: Why is iodine added to salt specifically, and not other foods.

Question

: Why is iodine added to salt specifically, and not other foods.

In: 2

Answer 1

salt is something that almost everybody uses, and in similar amounts.

with other foods, you have people who do not eat them, so they get no iodine. Or they eat a particular food a lot, leading to overdose.

Answer 2

In addition to the usage comments Sodium Iodide is incredibly similar in taste and cooking effect to sodium chloride, so in most uses the difference goes completely unnoticed.