Selenium

What is selenium?

Selenium is one of the most essential trace elements in the body. It is essential for the action of the enzyme glutathione peroxidase, which prevents the action of free radicals on cell membranes.

Properties - Benefits of Selenium

• Contributes to normal spermatogenesis *
• Helps maintain normal hair condition *
• Helps maintain the normal condition of the nails *
• Contributes to the normal functioning of the immune system *
• Contributes to normal thyroid function *
• Helps protect cells from oxidative stress *

* The above information on: Selenium are official health claims from the European Food Safety Authority (EFSA), EU Regulation No. 432/2012, No. EFSA Journal 2009 · 7 (9): 1220 [Selenium], 2009; 7 (9): 1727 [Selenium], 2010 · 8 (10): 1727 [Selenium], 2010 · 8 (10) : 1727, 2009 · 7 (9): 1220 [Σελήνιο], 2009 · 7 (9): 1220, 2010 · 8 (10): 1727 [Σελήνιο], 2010 · 8 (10): 1727, 2009 · 7 (9 ): 1220 [Selenium]

Which foods are rich in selenium?

Rich sources are fish and seafood, liver, red meat and poultry, various foods of plant origin, such as cereals, fruits, seeds and vegetables. In the first place are the Brazil nuts. One fruit provides about 95 μg of selenium, an amount that covers the recommended daily dose of selenium.

Lack: what causes it?

Selenium deficiency has been linked to thyroid problems, decreased immunity and irritability. Low levels of selenium have been linked to various health conditions such as hair loss, infertility, thyroid gland problems, heart problems (Keshan disease), joint disease, aging and more.

Recommended Daily Intake (RDA)

The recommended daily intake for adults is 55 μg. Co-administration of vitamins A, C and E is recommended. Overdose (> 400 μg) should be avoided.

Precautions for use, interactions and side effects

Taking up to 70 μg daily during pregnancy and breastfeeding is safe with medical supervision.

Acute selenium toxicity can cause severe gastrointestinal problems, skin lesions, neurological problems, nausea, diarrhea, fatigue and irritability.

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