Selenium
Definition
Selenium is a trace mineral that is essential for maintaining overall health and well-being. It plays a critical role in the body's metabolism and immune system.
Scientific / Technical Definition
Selenium is a vital trace element that is a component of selenoproteins, which are important for antioxidant defense, thyroid hormone metabolism, and immune function. It serves as a cofactor for various enzymes, enabling the reduction of oxidative stress in the body.
Benefits
- Supports immune system function
- Acts as a powerful antioxidant, protecting cells from damage
- Helps in thyroid hormone production and regulation
- May reduce the risk of certain types of cancer
- Contributes to heart health
Examples
- Brazil nuts
- Sunflower seeds
- Eggs
- Brown rice
- Tuna
Additional Information
- Known issues: Consuming too much selenium can lead to toxic effects, such as hair loss, nail changes, nausea, irritability, fatigue, and mild nerve damage.
Last updated: 10/19/2024