April 16, 2025

Selenium: The Tiny Mineral with Mighty Health Benefits

11 minutes

Story at-a-glance

Selenium is a trace mineral essential for health, supporting immune function, hormone regulation, and fighting oxidative stress
Incorporated into 25 selenoproteins, selenium is crucial for antioxidant production, particularly glutathione peroxidase, which neutralizes harmful free radicals and prevents cellular damage
Research shows selenium benefits cardiovascular health, with supplementation reducing rates of Keshan disease in deficient regions and supporting overall heart function
This mineral plays a vital role in thyroid function by helping convert inactive T4 hormone to active T3, with supplementation improving hormone conversion in those with thyroid disorders
Research indicates selenium has anticancer properties, helping normalize tumor vasculature, enhancing cancer treatments, and targeting proteins involved in tumor growth and drug resistance

...more

By Dr. Mercola

4.6

14671,467 ratings

April 16, 2025

11 minutes

Story at-a-glance

Selenium is a trace mineral essential for health, supporting immune function, hormone regulation, and fighting oxidative stress
Incorporated into 25 selenoproteins, selenium is crucial for antioxidant production, particularly glutathione peroxidase, which neutralizes harmful free radicals and prevents cellular damage
Research shows selenium benefits cardiovascular health, with supplementation reducing rates of Keshan disease in deficient regions and supporting overall heart function
This mineral plays a vital role in thyroid function by helping convert inactive T4 hormone to active T3, with supplementation improving hormone conversion in those with thyroid disorders
Research indicates selenium has anticancer properties, helping normalize tumor vasculature, enhancing cancer treatments, and targeting proteins involved in tumor growth and drug resistance

...more