11 citations
,
January 1993 in “Journal of Veterinary Diagnostic Investigation” Horses in western Iowa got sick from high selenium in local alfalfa hay.
April 2015 in “The FASEB Journal” Selenium deficiency worsens aging symptoms in mice.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
January 2004 in “Chinese Journal of Aesthetic Medicine” High levels of sodium fluoride harm hair growth, but sodium selenite can reduce this harm.
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.
93 citations
,
March 2014 in “Cochrane Database of Systematic Reviews” Selenium supplements do not prevent cancer and may have harmful effects.
12 citations
,
July 1964 in “Archives of Dermatology” Selenium sulfide shampoo doesn't affect hair growth or rest phases.
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.
9 citations
,
September 1989 in “PubMed” Sudanese children with severe malnutrition have low selenium levels, which may affect their recovery.
618 citations
,
January 2018 in “Cochrane Database of Systematic Reviews” Selenium supplements do not prevent cancer and may increase certain health risks.
January 2005 in “The Chinese Journal of Dermatovenereology” High fluoride increases damage in hair follicles, but low selenium can reduce this damage at lower fluoride levels.
30 citations
,
September 2016 in “Aging Cell” Low selenium levels can extend lifespan but worsen health issues.
April 2024 in “Research Square (Research Square)” Selenium supplements can help improve symptoms and metabolic markers in lupus patients.
23 citations
,
October 1995 in “PubMed” Selenium exposure at work caused the worker's complete hair loss.
20 citations
,
August 1960 in “PubMed” Selenium sulfide may affect hair root health.
September 1980 in “PubMed” Using selenium disulfide on guinea pigs increased hair loss.
January 2005 in “Zhonghua xingwei yixue yu naokexue zazhi” Selenium and iodine deficiencies cause delayed growth and abnormal neural behavior in rats.
January 2007 in “Chinese journal of plastic surgery” Sodium fluoride increases cell death in hair follicles, but sodium selenite can reduce this effect.
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.
Sodium fluoride can harm hair follicles, but sodium selenite can help protect them.
5 citations
,
April 2023 in “Journal of Multidisciplinary Healthcare” Hair selenium levels can indicate nutritional status in very old people.
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.
October 2023 in “Èkologiâ čeloveka” People in Moldova have less selenium in their hair than recommended, which may contribute to hair loss.
7 citations
,
March 2023 in “European Journal of Dermatology” Using Selenium Disulfide shampoo weekly helps prevent scalp dermatitis flare-ups.
Selenium's effectiveness in treating Hashimoto's thyroiditis is inconclusive.
2 citations
,
October 1961 in “Experimental Biology and Medicine” Natural feedstuffs help reduce muscular dystrophy in rabbits more than selenium or vitamin E alone.