The Essential Guide To Iodine In Nutrition: Benefits, Sources, And More

Time for reading: ~1 minutes Last Updated: June 29, 2025


Learn about the importance of iodine in nutrition, sources of iodine, recommended daily intake, health benefits, and how to incorporate iodine into your diet.

The Importance of Iodine in Nutrition

Iodine is a crucial mineral that plays a key role in maintaining overall health and well-being. It is especially important for proper thyroid function, which regulates metabolism, energy production, and growth.

Sources of Iodine

Seafood such as fish, shrimp, and seaweed are excellent sources of iodine. Additionally, iodized salt, dairy products, and eggs also contain this essential mineral.

The recommended daily intake of iodine varies by age and life stage. For adults, the recommended amount is 150 micrograms per day. Pregnant and breastfeeding women may require higher amounts to support the health of both themselves and their babies.

Health Benefits of Iodine

Iodine is essential for thyroid health, but it also has other important benefits. It supports cognitive function, immune system function, and helps regulate hormone levels in the body.

Deficiency and Excess

Both iodine deficiency and excess can have negative consequences on health. A deficiency can lead to thyroid disorders, goiter, and developmental issues, while excess iodine intake can also disrupt thyroid function.

Incorporating Iodine into Your Diet

Ensuring you consume enough iodine is essential for overall health. Include iodine-rich foods in your diet such as seafood, dairy, and iodized salt. If needed, supplements can also be used under the guidance of a healthcare provider.

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