Dr. Joseph Mercola - Take Control of Your Health Selenium: The Tiny Mineral with Mighty Health Benefits
Apr 16, 2025
Discover the incredible benefits of selenium, a trace mineral vital for immune function and hormone regulation. Learn how it helps combat oxidative stress and is linked to improved heart health by reducing disease risk. Dive into its essential role in thyroid function, aiding the conversion of inactive hormones. Recent research highlights selenium's potential anticancer properties, enhancing treatment effectiveness and battling tumor growth. Understand the importance of a balanced diet and proper supplementation to reap its remarkable health benefits.
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Selenium's Crucial Role as Trace Mineral
- Selenium is critical despite being needed only in tiny amounts as a trace mineral.
- It supports 25 selenoproteins that protect cells from damage, especially through the antioxidant glutathione peroxidase.
Selenium and Heart Health Link
- Selenium deficiency links strongly to cardiovascular issues like Keshan disease.
- Even small selenium amounts significantly reduce heart-related problems.
Selenium's Essential Thyroid Role
- Selenium-dependent enzymes convert inactive thyroid hormone T4 into active T3.
- Insufficient selenium impairs this conversion, causing fatigue and metabolic slowdown.