Selenium is considered an extremely necessary micronutrient for the immune system, however, the human body cannot synthesize it itself and needs to be supplemented from external sources through diet. So is selenium supplementation for children really important, and if so, how much is enough for children?

Selenium is one of the minerals that plays an extremely important role in many aspects of children's health. Selenium deficiency in children can cause certain problems, such as fatigue, stress, frequent illness, loss of skin pigmentation, increased risk of cancer and infection.