What are the functions of selenium and what are the benefits of selenium supplementation?

Selenium is one of the essential elements for human body. Many physiological activities of human body, such as thyroid hormone metabolism, DNA synthesis, protecting cell membrane from oxidative damage, preventing infection, etc., all need the participation of selenium protein. In many selenoproteins, the existence of selenium directly affects their physiological activities.

Selenium supplementation has certain anti-cancer and anti-oxidation effects, but it needs to be controlled within a reasonable and scientific dose range. If the recommended dose is exceeded, long-term use may cause cancer rather than cancer.

Extended data

According to the statistics of China Nutrition Society, the daily supply of selenium is 1 children under 15 micrograms, 1 ~ 3 children under 20 micrograms, children aged 4-6 years old 40 micrograms and adults under 5 years old 50 micrograms.

In most parts of China, the selenium content in diet is sufficient and safe. Normal people can generally meet the human body's demand for selenium through diet. Only those who are blindly dieting, partial eclipse, strict vegetarians and patients who have been diagnosed with selenium deficiency or some acute and chronic diseases need to increase their selenium intake. If you have already supplemented some multivitamins, it is even more unnecessary to deliberately supplement selenium.

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