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  • Writer's pictureDr. Karuturi Subrahmanyam

Foods to Avoid in Hypothyroidism


Hypothyroidism is a condition characterized by an underactive thyroid gland, which results in a deficiency of thyroid hormones. These hormones are crucial for regulating metabolism, so it’s important for patients with hypothyroidism to manage their diet carefully. Here are some foods that are best avoided if you have hypothyroidism:


Cruciferous Vegetables: Vegetables like broccoli, cauliflower, and Brussels sprouts contain goitrogens, substances that can interfere with thyroid hormone production. It’s best to limit these vegetables and consume them cooked, which can reduce their goitrogenic activity.


Soy Products: Soybeans and soy-based products also contain goitrogens. They can be particularly problematic if consumed in large amounts, as they may affect the thyroid’s ability to utilize iodine.


Gluten: Some people with hypothyroidism may have gluten sensitivity. Gluten, a protein found in wheat, barley, and rye, can cause inflammation and disrupt thyroid function.


Fatty Foods: Foods high in trans fats can hinder the thyroid’s hormone production. Additionally, these fats can affect the body’s ability to absorb thyroid medication.


Sugary Foods: Excessive sugar can lead to weight gain, which can exacerbate the symptoms of hypothyroidism. It’s advisable to minimize the intake of sugary foods and beverages.


Processed Foods: These often contain high levels of sodium, which can increase blood pressure—a concern for many with hypothyroidism. They may also contain trans fats and sugars.


Excess Fiber: While fiber is beneficial for digestive health, too much fiber can interfere with the absorption of thyroid medications.


Coffee and Alcohol: Both substances can affect the absorption of thyroid medication. It’s recommended to wait at least 30 minutes after taking your medication before consuming coffee.


Iodine-Rich Foods: Although iodine is necessary for thyroid health, too much can actually worsen hypothyroidism. Foods like seaweed and fish are rich in iodine and should be eaten in moderation.


Goitrogenic Fruits: Some fruits like peaches, pears, and strawberries contain goitrogens and should be consumed in moderation.


It’s important to note that dietary restrictions can vary from person to person. It’s always best to consult with a doctor to tailor a diet plan that’s right for you. Managing hypothyroidism often involves a combination of medication and a balanced diet to ensure optimal health.


Dr. Karuturi Subrahmanyam, MD, FRCP (London), FACP (USA)

Internal Medicine Specialist


Kify Hospital

Danavaipeta

Rajahmundry

Phone : 85000 23456

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