5 citations
,
July 2019 in “Nutrients” Low selenium intake may delay puberty in boys but not in girls.
4 citations
,
January 1989 Hair and nails can indicate selenium levels in the body.
April 2017 in “The FASEB journal” Low selenium levels worsen health but increase lifespan in mice.
35 citations
,
January 2001 in “Journal of Animal Science” High dietary selenium, especially inorganic, causes weight loss and selenosis in pigs, with effects varying by hair color.
1 citations
,
January 2018 in “Molecular and integrative toxicology” Getting the right amount of selenium is important for health; too little can cause disease, and too much can lead to toxicity.
February 2024 in “Animals” Giving selenium yeast to pregnant goats leads to better hair growth and cashmere quality in their babies.
27 citations
,
June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail issues.
55 citations
,
February 1990 in “Journal of Nutrition” Selenium in hair and nails is higher with L-selenomethionine and low methionine.
30 citations
,
September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
16 citations
,
December 2005 in “Journal of Animal Physiology and Animal Nutrition” Moderate selenium levels in a dog's diet are best for hair growth.
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.
6 citations
,
March 2011 in “Experimental Dermatology” Too much or too little selenium in the diet can cause hair loss and graying in mice.
January 2024 in “Ageing & longevity” Good nutrition and essential trace elements like zinc, selenium, and iron are important for a strong immune system and reducing COVID-19 severity.
June 2025 in “Annals of the Rheumatic Diseases” Pregnant women with rheumatic diseases often have poor nutrition, needing more folic acid, calcium, and iron, while consuming too much selenium.
February 2023 in “American Journal of Biomedical and Life Sciences” Hair analysis can effectively assess nutritional status.
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.
The conclusion is that hair supplement ingredients may be unsafe and should be disclosed and proven safe before use.
January 2017 in “International journal of clinical & experimental dermatology” Eating a balanced diet with vitamins, micronutrients, and antioxidants is important for hair health and can help with hair loss.
January 2021 in “Agrobiological records” Biofortifying fruits and vegetables with selenium can improve dietary intake and prevent health issues.
76 citations
,
April 2002 in “Urology” Selenium and vitamin E supplements have mixed effects on prostate cancer risk and may not be beneficial for everyone.
21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
241 citations
,
January 2001 in “Reviews on Environmental Health” High selenium exposure can harm thyroid function, immune system, liver, skin, and may increase neurotoxicity and cancer risk.
Selenium can be toxic to animals, causing serious health issues, especially in horses.
115 citations
,
December 1996 in “PubMed” The safe daily selenium intake is up to 819 micrograms.
16 citations
,
January 1996 Selenium levels in Enshi District need careful monitoring to prevent health issues.
9 citations
,
September 1989 in “PubMed” Sudanese children with severe malnutrition have low selenium levels, which may affect their recovery.
August 2024 in “Journal of Cosmetic Dermatology” Telogen effluvium is linked to deficiencies in iron, vitamin B12, and thyroid function.
February 2022 in “International journal of KIU” Certain genes and nutrients like vitamin D, zinc, and omega fatty acids affect COVID-19 severity and infection risk.
Diet and supplements can significantly affect acne, with some foods and nutrients reducing and others worsening it.
12 citations
,
March 2004 in “Der Urologe” There is no strong evidence that chemopreventive agents effectively prevent prostate cancer.