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Selenium

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Selenium

Selenium is a trace mineral important for antioxidant defense, thyroid hormone activation, and immune function.

What does it do?

It protects cells from oxidative stress and supports thyroid health. Deficiency is rare but can cause thyroid issues and low immunity.

What foods and how much do I need to get DV?

The Daily Value (DV) is 55 mcg.

  • 1 Brazil nut = ~175% DV

  • 3 ounces tuna = ~95% DV

  • 3 ounces turkey = ~60% DV

  • 1 cup cooked brown rice = ~15% DV

Do I need a supplement for everyday health?

Usually no. A single Brazil nut daily can cover needs. Supplements may be considered if dietary intake is low,

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