115 citations
,
December 1996 in “PubMed” The safe daily selenium intake is up to 819 micrograms.
4 citations
,
February 2007 in “Journal of the European Academy of Dermatology and Venereology” The study suggests silicon might be important for healthy hair, as less silicon was found in people with hair loss.
May 2025 in “AlQalam Journal of Medical and Applied Sciences” Low iron levels are common but not directly linked to hair loss in women.
37 citations
,
October 2006 in “Steroids” New sulfur-containing steroid analogs show promise for more targeted medical treatments.
16 citations
,
September 1999 in “Journal of Investigative Dermatology Symposium Proceedings” January 2026 in “Mansoura Medical Journal” Serum ferritin can help diagnose Telogen Effluvium.
February 2010 in “Journal of The American Academy of Dermatology” The document concludes that using gadolinium-based contrast agents during MRI can be linked to Nephrogenic Systemic Fibrosis in patients with severe kidney disease.
17 citations
,
January 2013 in “International Journal of Cosmetic Science” Higher metal levels in hair are linked to poorer perceived hair health.
8 citations
,
October 2012 in “Transgenic Research” Overexpressing the human H-ferritin gene in mice causes mild growth delay and temporary hair loss.
1 citations
,
March 2019 in “Hygiene and Sanitation” Heavy metals can damage skin and hair in mice.
87 citations
,
March 2014 in “Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids” Cholesterol sulfate buildup due to a genetic mutation disrupts the skin barrier, leading to the scaling skin seen in X-linked ichthyosis.
11 citations
,
January 2014 in “Mass spectrometry” Silver oxide nanoparticles help detect small molecules effectively.
1 citations
,
June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency is common in women regardless of hair loss, and treating it does not usually reverse hair loss.
1 citations
,
December 2019 in “World rabbit science” High doses of cobalt stopped hair growth in rabbits.
7 citations
,
May 2021 in “Animal Genetics” The CORIN gene variant causes the golden color in Siberian cats.
January 1992 in “Journal of Oriental Neuropsychiatry” People with schizophrenia have lower zinc, copper, and chromium in their hair.
4 citations
,
January 2021 in “Acta Dermato Venereologica” Titanium nanoparticles may trigger frontal fibrosing alopecia, so avoid products with them.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
2 citations
,
February 1983 in “International Journal of Cosmetic Science” Selenium disulphide detergents increase hair oiliness by boosting some lipids and reducing fatty acids.
6 citations
,
June 2011 in “Journal of The American Academy of Dermatology” Iron deficiency might be linked to hair loss, but more research is needed.
April 2022 in “Research Square (Research Square)” Iron deficiency is linked to a common type of hair loss called telogen effluvium.
6 citations
,
February 2020 in “Journal of Natural Products” A new compound from a sponge strongly inhibits an enzyme linked to male-pattern hair loss without being toxic at low levels.
January 2009 in “Xumu shouyi xuebao” Sheep cells were successfully modified to include a spider silk protein gene.
17 citations
,
February 2001 in “Journal of the American Academy of Dermatology” Lithium can cause skin changes similar to mycosis fungoides.
February 2024 in “Scientific reports” Four genes are potential markers for hair loss condition alopecia areata, linked to a specific type of cell death.
18 citations
,
November 2021 in “Skin Appendage Disorders” Women with hair loss may benefit from higher iron levels.
June 2025 in “American Journal of Environmental Science and Engineering” Organically grown carrots have less heavy metal content and are safer to eat.
2 citations
,
July 2025 in “Analytical Chemistry” The method effectively images and correlates elements and metabolites in tissue samples at a micron scale.
2 citations
,
December 2021 The research found that the properties of solid-state Electronic Circular Dichroism (ss-ECD) are influenced by the orientation of local crystals, which could help in examining and mapping chiral materials like pharmaceutical ingredients.
April 2018 in “Assiut Veterinary Medical Journal/Maǧallaẗ Asyūṭ al-ṭibiyyaẗ al-baytariyyaẗ” Zinc levels in body fluids can help diagnose zinc deficiency in lambs, with fecal zinc as an early indicator.