382 citations
,
February 2010 in “Archives of Internal Medicine” A manufacturing error in a dietary supplement caused severe selenium poisoning, affecting many people and highlighting the need for stricter quality control.
Selenium can be toxic to animals, causing serious health issues, especially in horses.
13 citations
,
January 2012 in “International Journal of Trichology” Eating too many paradise nuts for cancer prevention caused a woman to lose all her hair due to selenium poisoning.
78 citations
,
December 2011 in “Clinical toxicology” Excessive selenium from a supplement caused toxicity but patients recovered with care.
12 citations
,
June 2023 in “Journal of trace elements in medicine and biology” Eating too much selenium can cause bad breath, hair loss, and nail changes, with harmful effects starting at low daily doses.