How Does Selenium Benefit the Body?
Selenium is an essential trace mineral that plays a vital role in various bodily functions. It serves as a powerful antioxidant, helping to combat oxidative stress by neutralizing free radicals, which can damage cells and lead to chronic diseases.
1. Antioxidant Properties
One of selenium's primary benefits is its ability to enhance the antioxidant defense system. It is a component of antioxidant enzymes like glutathione peroxidase, which protects cells from harm caused by oxidative damage.
2. Immune Function
Selenium is crucial for maintaining optimal immune function. Studies suggest that adequate selenium levels can enhance the immune response, reducing the risk of infections and illnesses.
3. Thyroid Health
The mineral is essential for proper thyroid function. Selenium aids in the conversion of thyroid hormones into their active forms, supporting metabolism and energy production.
4. Cardiovascular Health
Some research indicates that selenium may help lower the risk of heart disease by reducing inflammation and improving lipid profiles, thus contributing to overall cardiovascular health.
5. Mood and Cognitive Function
Preliminary studies suggest a link between selenium levels and mood regulation. Adequate selenium intake may support better cognitive function and reduce the risk of mood disorders.
In summary, selenium intake through diet or supplements can offer numerous health benefits, including improved antioxidant defenses, enhanced immune function, and support for thyroid and cardiovascular health.