Liver disease, nephropathy, cardiovascular and cerebrovascular diseases, diabetes, tumor, gastrointestinal tract, myopia, amblyopia, cataract patients, people with environmental pollution, people with low immunity, malnourished teenagers, children who often catch colds, long-term drug addicts, and elderly people who long for health and longevity. ......

Not everyone needs selenium supplementation. See this article/20150526/n 413768411.shtml for details.

Personally, I think ordinary people can eat foods with high selenium content in moderation, and there is no need to supplement them, so as to maintain healthy living habits and good eating habits.