The human body needs iodine for producing the thyroid hormone which is essential to control the body’s metabolism. Iodine deficiency can cause Iodine Deficiency Disorders (IDD) 

Importance of iodine in human body

Iodine is one such mineral that is mandatory for the production of thyroid hormones namely T3 and T4. Iodine helps in

  1. Regulating thyroid hormone production
  2. Ensuring a balanced metabolic rate
  3. Protein metabolism
  4. Bone growth and 
  5. Brain development
  6. Neurodevelopment during pregnancy
  7. Improving birth weight
  8. Improving cognitive function

When iodine levels in the body are less than expected, iodine deficiency disorders can occur. Some of the most common IDD are:

  1. Goiter
  2. Neuromuscular weakness
  3. Hypothyroidism
  4. Hearing impairment
  5. Speech impairment
  6. Spasticity
  7. Low intelligence levels
  8. Vision impairment
  9. Cretinism

       10.  Iodine deficiency during pregnancy can affect the child growing     in the womb as well.


1. SeaweedSeaweed is a good source of antioxidants, vitamins and minerals

2. CodCod is a versatile white fish .It is relatively low in fat and calories but offers a wide variety of minerals and nutrients including iodine.

3. DairyDairy products are major sources of iodine.

4. Iodized Salt

5. ShrimpShrimp is a low-calorie, protein-rich seafood that is a very good source of iodine

6. TunaTuna is also a low-calorie, high-protein, iodine-rich food. Furthermore, it is a good source of potassium, iron and B vitamins

7. Eggs

8. PrunesPrunes are plums that have been dried.

Prunes are a good vegetarian or vegan source of iodine. Five dried prunes provide 13 mcg of iodine, or about 9% of the daily value