Selenium is an important mineral that plays a crucial role in many biological processes in the body. It acts as an antioxidant and is involved in the immune system, metabolism, and reproductive health. While selenium is found in many foods, deficiency can occur, especially in individuals with specific risk factors.



Selenium functions as an antioxidant in the body, helping to protect cells from damage caused by free radicals. It also plays an important role in the immune system, where it helps to fight infections and diseases. Selenium is also necessary for healthy metabolism function and reproductive health. It has also been investigated for its potential to reduce the risk of certain cancers and cardiovascular diseases.

How much Selenium should you eat in a day?

The recommended daily amount varies depending on age and gender.

Women: 50 mg/day
Men: 60 mg/day

Pregnant: 60 mg/day
Breastfeeding: 60 mg/day

Vulnerable groups of Selenium deficiency

People at risk of selenium deficiency may include:

People living in areas with selenium-poor soil
People with gastrointestinal problems that reduce nutrient absorption
People on a low-selenium diet

Vegetarians and vegans may also be at risk of selenium deficiency since they often consume a diet that is low in selenium-rich foods.

Signs of Selenium deficiency

Mangel på selen can lead to a range of symptoms, such as:

Muscle weakness
Hair and nail problems
Reduced immunity

Severe deficiency can lead to Keshan disease, a heart disease that primarily affects children and young women.

It's cheaper than light therapy

A fun fact about Selenium is that it has been suggested as a possible treatment for depression and anxiety. Research has shown that Selenium may have a positive effect on brain function and mood. Although more research is needed, early studies suggest that selenium may have a therapeutic effect on these disorders.