Selenium is essential but can be harmful in excess, and China struggles with balancing its levels for health.
16 citations
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January 1996 Selenium levels in Enshi District need careful monitoring to prevent health issues.
January 1996 in “Human Ecology Forum” Selenium is important for health but must be consumed in the right amount to avoid health issues.
February 2024 in “Journal of Geochemical Exploration” Selenium levels in soil, crops, and human hair in Northwest China are within safe limits.
55 citations
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February 1990 in “Journal of Nutrition” Selenium in hair and nails is higher with L-selenomethionine and low methionine.