The thyroid gland is essential for regulating metabolism, energy, and hormone balance within the body. Increasingly, thyroid disorders such as hypothyroidism and hyperthyroidism are being diagnosed, particularly among women. To support thyroid function and overall hormonal health, health experts emphasize the importance of proper nutrition.
A balanced Mediterranean-style diet is highly recommended. This diet, which includes an abundance of fruits, vegetables, whole grains, healthy fats, lean proteins, legumes, nuts, seeds, yogurt, and fish, may help reduce inflammation and promote better thyroid health. However, those with hypothyroidism should limit their intake of raw cruciferous vegetables like broccoli, cauliflower, cabbage, radishes, and certain leafy greens, as they can interfere with thyroid hormone production when consumed in large amounts.
Maintaining an adequate iodine intake is crucial for the production of thyroid hormones. Iodized salt, seafood, eggs, dairy products, and seaweed are excellent sources of iodine. It is important to note that while iodine deficiency can negatively impact thyroid health, excessive consumption can also be harmful, especially for individuals with autoimmune thyroid conditions. Therefore, iodine supplements should only be taken with medical advice.
Selenium is another vital nutrient that protects the thyroid gland from oxidative stress and aids in hormone production. Foods like eggs, tuna, sardines, legumes, oatmeal, and Brazil nuts are rich in selenium, but moderation is key to avoid potential health issues from overconsumption. Zinc, another important mineral for thyroid hormone function, can be found in pumpkin seeds, lentils, nuts, oysters, and legumes. Excessive zinc supplementation should be avoided unless prescribed by a healthcare professional.
Ensuring sufficient intake of vitamin D, vitamin B12, iron, and magnesium is also important for thyroid function. Including fatty fish, eggs, dairy products, leafy greens, nuts, seeds, legumes, whole grains, spinach, chickpeas, and fortified cereals in the diet can help. Pairing iron-rich foods with vitamin C sources, such as citrus fruits, may enhance iron absorption. Additionally, health experts advise reducing ultra-processed foods, managing stress, engaging in regular exercise, maintaining proper sleep, and undergoing routine health check-ups to support long-term thyroid health.