Health Benefits of Selenium
Modified on Apr 21, 2025 |
Deirdre Layne
Selenium is a powerful trace mineral that plays a vital role in human health. Though needed only in small amounts, selenium contributes to numerous biological functions, including immune defense, antioxidant protection, thyroid hormone metabolism, and even mood regulation. It is naturally found in soil, water, and certain foods.
1. Antioxidant Powerhouse
Selenium is an essential component of glutathione peroxidase, a key antioxidant enzyme that protects cells from oxidative stress and damage.
- Benefit: Helps neutralize free radicals and may reduce risk of chronic diseases such as heart disease, cancer, and cognitive decline.
2. Immune System Support
Selenium enhances the immune response by supporting white blood cell activity and reducing inflammation.
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