3 citations
,
August 2017 in “Clinical case reports” A rare skin condition causes red and dark patches on the face and limbs.
16 citations
,
August 2000 in “British Journal of Dermatology” Removing the liver tumor improved the patient's skin condition and hair growth.
51 citations
,
March 1986 in “Acta Dermato Venereologica” Alopecia patients had similar element levels to normal people, except for differences in copper and low selenium.
1 citations
,
December 2024 in “Case Reports in Dermatology” Cyclophosphamide likely causes skin darkening by affecting hair follicles.
January 2007 in “Journal of the American Academy of Dermatology” A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The mutant HR bmh protein mis-localizes in cells, affecting skin and hair development.
27 citations
,
April 2018 in “Artificial Cells Nanomedicine and Biotechnology” Recombinant human hair keratin proteins can effectively stop bleeding.
44 citations
,
May 2014 in “The American Surgeon” Low zinc and iron levels can predict hair loss after sleeve gastrectomy in women.
January 2023 in “Nature Immunology” Certain immune cells help hair growth by regulating iron in the skin.
11 citations
,
January 1989 Two patients had a unique form of trichothiodystrophy with reduced high-sulfur proteins in their hair.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer, natural hair dye but needs more research and standardization.
10 citations
,
August 2021 in “Journal of Cosmetic Dermatology” Most patients with telogen effluvium had low iron and vitamin D levels; iron supplements were commonly prescribed.
November 2025 in “Frontiers in Veterinary Science” A 1.0% tyrosine diet increases melanin in chicken feathers.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
2 citations
,
October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
The levels of zinc, vitamin D, ferritin, and selenium are different in people with androgenic alopecia compared to a control group.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Henna is a safer alternative to synthetic hair dyes but has limited color options.
May 2026 in “Archives of Dermatological Research” Genetics likely cause premature graying hair, not vitamin levels.
1 citations
,
May 2016 in “Marmara Pharmaceutical Journal” Finasteride forms stable complexes with cobalt, zinc, cadmium, and copper.
January 2011 in “Linchuang pifuke zazhi” March 2025 in “International Journal of Trichology” Gloriosa superba poisoning can cause sudden hair loss, but hair usually regrows fully.
February 2024 in “Scientific reports” Four genes are potential markers for hair loss condition alopecia areata, linked to a specific type of cell death.
Low ferritin and vitamin D levels are linked to hair loss, suggesting the need for personalized nutrition and diagnostics.
March 2023 in “World Journal of Biology Pharmacy and Health Sciences” Low levels of zinc and ferritin may be linked to the severity of alopecia areata in Iraqi patients.
September 2018 in “CRC Press eBooks” Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
1 citations
,
November 2006 in “Medicina de Familia SEMERGEN”
3 citations
,
February 2005 in “Journal of Quantitative Spectroscopy & Radiative Transfer/Journal of quantitative spectroscopy & radiative transfer” Iron and zinc levels in hair are not linked to hair loss from chemotherapy.
50 citations
,
February 2004 in “Journal of Investigative Dermatology” 7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.