Question

comment on the statement iodised salt is good for health

Answer 1

iodised salt is good for health because it secretes thyroxine hormone for the metabolism of fats,proteins and vitamins etc. which is very  useful for our body.

Answer 2

Iodine is a micronutrient, which is very much essential for a balanced diet , as in today's modern world about 2 billion people are affected by Iodine deficiency (goitre). to avoid this common salt is mixed with various iodine salts.
Also, we  need iodine for normal thyroid function, and for the production of thyroid hormones.