Can Brazil nuts support thyroid health?

The thyroid gland is a vital gland that plays an important role in metabolism, growth and development of our body. To function properly, thyroid gland requires certain nutrients, one of the most important being selenium.

Brazil nuts are one of the richest natural sources of selenium. Incorporating brazil nuts in our diet can help support thyroid health. So, let’s explore how brazil nuts can benefit the thyroid gland.

What are Brazil nuts ?

Brazil nuts are nutrient dense seeds from the large Bertholletia excelsa tree, native to the Amazon rainforest in Brazil. Brazil nuts have a smooth, buttery texture and nutty flavor.

Why is Selenium important for thyroid health ?

  1. Hormone conversion

Selenium is necessary for conversion of less active thyroid hormone T4, into into the active hormone, T3. Inadequate selenium impairs this conversion, thereby reducing thyroid function.

  1. Antioxidant defense

Selenium is an important component of the enzyme glutathione peroxidase which protects the thyroid gland from damage. When thyroid makes hormones, it also releases free radicals which can damage the gland if not controlled. Selenium reduces these harmful effects and protects the gland from damage.

  1. Reduce inflammation

Selenium helps to reduce thyroid inflammation especially in autoimmune conditions like Grave’s disease and Hashimoto’s thyroiditis.

The thyroid gland contains highest concentrations of selenium, hence maintaining adequate levels of selenium is essential for proper functioning of the gland.

What should be the daily intake of Brazil nuts?

1-2 Brazil nuts a day is sufficient to maintain adequate levels of selenium in our body. Excess consumption of brazil nuts can cause nausea, hair loss or brittle nails.

Apart from being a rich source of selenium, brazil nuts are also rich sources of magnesium, healthy fats (monounsaturated), and antioxidants (vitamin E), which help manage blood sugar, reduce inflammation, and lower cholesterol.

Conclusion

Brazil nuts being rich source of selenium can be helpful in maintaining thyroid health. However it is not a standalone treatment and should be consumed in moderation. They should be part of a balanced diet and not a replacement for prescribed thyroid medications.

MBH/PS

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