• metabolising fats.

• physical and mental development.

• thyroid gland.

• preventing goiter.

As part of several thyroid hormones, iodine controls nutrient metabolism; nerve and muscle function; skin, hair, tooth, and nail condition.

Sources...

Iodised salt, kelp, seafood, salt water fish and vegetables grown in iodine-rich soils are excellent sources of this mineral. Also found in garlic, mushrooms, sesame seeds, sea salt, soybeans, spinach.

Comments...

You usually will not have a deficiency in this mineral and supplements are unnecessary.

Deficiency Can Cause...

This is very uncommon, however, some symptoms include -

• weight gain,

• hair loss,

• listlessness,

• insomnia,

• mental retardation.

Excessive iodine can cause a metallic taste in the mouth, sores in the mouth, swollen salivary glands, nervousness, headache, rashes and can lead to thyroid hyperactivity, diarrhoea, and vomiting