71 citations
,
June 2008 in “Annals of Internal Medicine” Excessive selenium from supplements can be harmful.
115 citations
,
December 1996 in “PubMed” The safe daily selenium intake is up to 819 micrograms.
1 citations
,
June 2009 in “Integrated Environmental Assessment and Management” Selenium is essential in small amounts but toxic in excess, requiring careful management.
January 1996 in “Human Ecology Forum” Selenium is important for health but must be consumed in the right amount to avoid health issues.
November 2011 in “InTech eBooks” Selenium shows promise in preventing and controlling prostate cancer.
June 1998 in “Pathophysiology” Selenium is crucial for health, but both deficiency and excess can cause problems.
13 citations
,
October 1960 in “Experimental Biology and Medicine” Selenium-75 stays in dog hair for up to 316 days.
March 2026 in “Science China Materials” SeV-Tp speeds up healing of drug-resistant infections by targeting wounds and killing bacteria with light activation.
January 2018 in “ScholarWorks @UVM (University of Vermont)” Selenium in proteins helps prevent over-oxidation and supports chemical reversibility.
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.
14 citations
,
January 1984 in “Nutrition reports international” 12 citations
,
July 1964 in “Archives of Dermatology” Selenium sulfide shampoo doesn't affect hair growth or rest phases.
January 2021 in “Agrobiological records” Biofortifying fruits and vegetables with selenium can improve dietary intake and prevent health issues.
2 citations
,
July 1968 in “Experimental Biology and Medicine” Cystaselenonine causes temporary hair loss in mice by interfering with hair growth.
11 citations
,
January 1993 in “Journal of Veterinary Diagnostic Investigation” Horses in western Iowa got sick from high selenium in local alfalfa hay.
79 citations
,
April 1996 in “JAMA” Taking too many selenium supplements can cause serious health problems like hair loss and fatigue.
7 citations
,
March 2023 in “European Journal of Dermatology” Using Selenium Disulfide shampoo weekly helps prevent scalp dermatitis flare-ups.
20 citations
,
August 1960 in “PubMed” Selenium sulfide may affect hair root health.
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.
February 2023 in “European journal of geriatrics and gerontology” Selenium helps prevent thyroid issues and cognitive decline in the elderly, but balance is key.
Selenium's effectiveness in treating Hashimoto's thyroiditis is inconclusive.
27 citations
,
June 2010 in “Journal of the American Academy of Dermatology” Excessive selenium in supplements can cause hair loss and nail issues.
January 2013 in “University Libraries (University of Maryland)” Selenium helps protect cells from aging and damage, especially under stress.
1 citations
,
August 2023 in “Journal of cosmetic dermatology (Print)” Too much selenium can cause hair loss and nail problems.
Selenium is essential but can be harmful in excess, and China struggles with balancing its levels for health.
12 citations
,
December 1962 in “Journal of Investigative Dermatology” March 2025 in “Skin Appendage Disorders” Selenium disulfide shampoo effectively reduces dandruff and improves scalp health for all hair types.
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.
September 2024 in “Journal of the American Academy of Dermatology” Selenium disulfide shampoo effectively reduces dandruff and is well-liked by users.