September 2011 in “Daehan miyong hakoeji” Henna orange powder, especially with alkali, protects and colors hair better than oxidizing colorants.
The arrector pili muscle plays a key role in hair loss in androgenetic alopecia.
January 2013 in “Wool textile journal” 1 citations
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March 2025 in “Journal of Society of Cosmetic Chemists of Japan” BECD helps straighten wavy hair by reducing undulation.
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February 2022 in “Research journal of pharmacy and technology” Wrightia tinctoria extract may promote hair growth better than minoxidil.
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April 2022 in “Frontiers in cell and developmental biology” The research identified key proteins and genes that may influence wool bending in goats.
November 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Oxidative dyes damage hair more than semi-permanent dyes, but new technologies help protect hair while coloring.
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June 2021 in “Preprints.org” Hair relaxers and straighteners can be toxic to skin cells.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.
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October 2020 in “Journal of Cosmetic Dermatology” Low iron levels are linked to premature graying of hair, but vitamin D levels are not.
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January 2012 Infrared spectroscopy can analyze hair for forensic and medical insights.
Hair properties change under electromagnetic fields and are influenced by individual characteristics and the environment.
July 2023 in “Photodermatology, Photoimmunology and Photomedicine” Infrared radiation can cause skin aging and cancer at high temperatures but may have therapeutic benefits at controlled levels.
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May 2020 in “International journal of biological macromolecules” Certain treatments can increase protein binding to natural hair but are less effective on permed hair.
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February 1989 in “PubMed” Electrophoresis can effectively analyze hair proteins for forensic use, even after cosmetic treatments and up to 2 years of weathering.
July 2024 in “Journal of the American Academy of Dermatology” September 1996 in “Journal of the American Academy of Dermatology” 66 citations
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June 2004 in “Biophysical Journal” Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.
December 1989 in “PubMed” 4 citations
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June 2013 in “PubMed” Minoxidil in Espumil foam stays stable for at least 90 days at room temperature.
January 2024 in “GeroScience” Using radiation to make mice's hair turn gray helps study and find ways to prevent or reverse hair graying.
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August 2021 in “International journal of cosmetic science (Print)” Using piroctone olamine on the scalp helps reduce hair loss and improves scalp health.
January 2025 in “Acta Dermatovenerologica Alpina Pannonica et Adriatica” Iron deficiency is linked to hair loss in adolescents, especially females, in northern Sudan.
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January 2019 in “British Journal of Dermatology” Low oxygen levels can make hair-growing cells better at growing hair through a process involving reactive oxygen species.
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December 1984 in “Journal of Cutaneous Pathology” Monilethrix hair issues are due to problems in the hair's internodes.
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November 1959 in “Annals of the New York Academy of Sciences” 4 citations
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January 2006 in “International Journal of Cosmetic Science” The method shows how hair lipids form specific patterns and their roles in hair structure.
January 1953 in “Nihon Chikusan Gakkaiho” Soaking calf skin in lime solution dissolves cells at different rates, with optimal dehairing after 4-7 days.
September 2025 in “Animals” Key proteins and pathways are crucial for wool fineness, but more research is needed.
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March 2016 in “CRC Press eBooks” Hirsutism treatments can slow new hair growth, but existing hair needs removal, and eflornithine helps reduce hair growth.