1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
27 citations
,
June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail issues.
February 2024 in “Journal of Geochemical Exploration” Selenium levels in soil, crops, and human hair in Northwest China are within safe limits.
93 citations
,
March 2014 in “Cochrane Database of Systematic Reviews” Selenium supplements do not prevent cancer and may have harmful effects.
6 citations
,
January 2005 Selenosis in calves causes health issues and changes in blood parameters.
April 2017 in “The FASEB journal” Low selenium levels worsen health but increase lifespan in mice.
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.
January 2018 in “ScholarWorks @UVM (University of Vermont)” Selenium in proteins helps prevent over-oxidation and supports chemical reversibility.
October 2009 in “The American Journal of Gastroenterology” Excessive selenium intake can cause liver damage.
January 2013 in “University Libraries (University of Maryland)” Selenium helps protect cells from aging and damage, especially under stress.
April 2015 in “The FASEB Journal” Selenium deficiency worsens aging symptoms in mice.
11 citations
,
January 1993 in “Journal of Veterinary Diagnostic Investigation” Horses in western Iowa got sick from high selenium in local alfalfa hay.
16 citations
,
May 2019 in “Hormone and Metabolic Research” Selenium might help with insulin resistance and cholesterol in PCOS, but more research is needed to confirm its benefits.
618 citations
,
January 2018 in “Cochrane Database of Systematic Reviews” Selenium supplements do not prevent cancer and may increase certain health risks.
12 citations
,
December 1962 in “Journal of Investigative Dermatology” 3 citations
,
July 2005 in “DOAJ (DOAJ: Directory of Open Access Journals)” Selenosis in calves causes health issues and changes in blood parameters.
Selenium's effectiveness in treating Hashimoto's thyroiditis is inconclusive.
21 citations
,
June 1991 in “Journal of Inherited Metabolic Disease” Selenium deficiency caused symptoms in a child, which improved with selenium supplements.
1 citations
,
January 2016 in “INTAS POLIVET” High selenium levels in some areas cause health issues in cows and buffaloes, but blood tests remain normal.
March 2025 in “Skin Appendage Disorders” Selenium disulfide shampoo effectively reduces dandruff and improves scalp health for all hair types.
6 citations
,
March 2011 in “Experimental Dermatology” Too much or too little selenium in the diet can cause hair loss and graying in mice.
September 2024 in “Journal of the American Academy of Dermatology” Selenium disulfide shampoo effectively reduces dandruff and is well-liked by users.
12 citations
,
July 1964 in “Archives of Dermatology” Selenium sulfide shampoo doesn't affect hair growth or rest phases.
126 citations
,
November 1987 in “The Journal of Pediatrics” Selenium deficiency can cause skin and hair color loss, muscle weakness, and blood cell changes, but these improve with selenium supplements.
September 1980 in “PubMed” Using selenium disulfide on guinea pigs increased hair loss.
9 citations
,
September 1989 in “PubMed” Sudanese children with severe malnutrition have low selenium levels, which may affect their recovery.
20 citations
,
August 1960 in “PubMed” Selenium sulfide may affect hair root health.
30 citations
,
September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
23 citations
,
October 1995 in “PubMed” Selenium exposure at work caused the worker's complete hair loss.