25 citations
,
October 1993 in “American Journal of Physical Anthropology” Lower DHT levels lead to more body hair growth.
50 citations
,
September 2009 in “Molecular Genetics and Metabolism” A new gene mutation causes vitamin D resistance and rickets, treatable with calcium therapy.
9 citations
,
November 2019 in “Scientific reports” The AC 2 peptide from Trapa japonica fruit helps protect hair cells and may treat hair loss.
April 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Ayurvedic treatment significantly reduced alopecia areata symptoms.
January 2025 in “International Journal of Dermatology” Afro-textured hair in indigenous South Africans has lower density and unique features, needing specific evaluation standards.
April 2025 in “International Ayurvedic Medical Journal” Traditional Ayurvedic treatment improved hair growth in patchy hair loss.
March 2007 in “The FASEB Journal” Henna mixed with PPD can cause skin reactions, scarring, and a specific type of baldness, and needs more research to understand these effects.
72 citations
,
May 1993 in “The Journal of Cell Biology” Trichohyalin in sheep hair follicles may help with structure and calcium binding.
45 citations
,
December 2006 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Vitamin D and its receptor are essential for hair growth, cell regulation, immune function, and heart health.
7 citations
,
January 1973 in “Calcified Tissue International” Hair follicle tissue can induce mineral formation, likely due to a potent nucleator.
Farudodstat can prevent hair follicle immune damage linked to alopecia areata.
10 citations
,
February 2008 in “International Journal of Andrology” A combination of nanomilled oral testosterone and dutasteride normalized testosterone levels in men with low testosterone and is safe for short-term use.
January 1995 in “대한피부과학회지” Higher hormone levels may be linked to female hair loss.
2 citations
,
December 2022 in “The Journal of Dermatology” Patients with hidradenitis suppurativa have higher levels of cell-free DNA in their blood.
Hibiscus leaves and apple skin could be effective in hair tonics to prevent hair loss.
23 citations
,
January 1981 Hair is mostly made of three protein types: helical, high-sulfur, and high-tyrosine.
24 citations
,
October 2008 in “PubMed” Excessive sun exposure damages hair, causing protein loss and color changes.
7 citations
,
September 2021 in “Journal of Applied Polymer Science” Cuttlefish ink melanin protects hair from UV damage.
Calcium and magnesium levels in hair decrease after taking supplements, indicating early metabolic changes in perimenopausal women.
1 citations
,
August 1992 in “Proceedings annual meeting Electron Microscopy Society of America” Mammoth hair from different ages shows distinct surface textures and elemental compositions.
19 citations
,
May 2006 in “Clinical and Experimental Dermatology” Researchers found a new mutation causing total hair loss from birth.
2 citations
,
January 1972 Hair can measure exposure to radioisotopes.
1 citations
,
December 2022 in “Middle East Journal of Science” Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
82 citations
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April 1981 in “Clinical endocrinology” A girl with rickets and hair loss was found to have a rare condition where her body didn't respond to vitamin D treatment.
14 citations
,
March 2022 in “Journal of Biomedical Science” Cyanidin 3-O-arabinoside may help treat a common form of hair loss by protecting cells against aging and improving cell function.
June 2017 in “Jurnal Biomedik : JBM” Broiler chicken meat extract increases body weight, visceral fat, and hair production in young male Wistar rats.
July 2025 in “SKIN The Journal of Cutaneous Medicine” Ashwagandha may help with skin and hair issues, but more research is needed.
January 2020 in “Publications of the UdS (Saarland University)” People with Alopecia areata often have lower Vitamin D levels.