6 citations
,
January 2016 in “Skin appendage disorders” A man with rare Lichen Planopilaris lost body hair, not scalp hair, and treatment stopped itching but didn't regrow hair.
August 2021 in “Pharmacy Today” The document's conclusion about hair loss cannot be determined.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
73 citations
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July 1956 in “Journal of Investigative Dermatology” Adult human skin can grow new fine hair follicles after a deep exfoliation treatment.
March 2024 in “Journal of Microbiology and Biotechnology” Phloroglucinol may help improve hair loss by promoting hair growth and reducing oxidative stress.
2 citations
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November 2017 in “Histochemistry and Cell Biology” Polyamines are abundant in certain parts of rat hair follicles and may play a key role in hair growth.
August 2024 in “BENTHAM SCIENCE PUBLISHERS eBooks” October 2001 in “Science news” Understanding hair growth and loss is complex, involving genetic and molecular factors.
November 2018 in “Biomedical Journal of Scientific and Technical Research” Long-Acting Platelet Rich Plasma therapy can effectively reduce hair shedding, thicken hair, and promote new growth in women with pattern hair loss.
1 citations
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August 2015 in “PubMed” Human hair's strength comes from a honeycomb-like structure and macrofibrils.
September 1998 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The document concludes that individualized treatments for hair issues are effective, certain hair changes can indicate neurocutaneous diseases, specific lotions improve skin health, laser hair removal works but needs more study on long-term effects, men's cosmetics are diverse, peeling is effective but can have side effects, and facial pigmentation is often due to overactive skin cells.
August 2024 in “Archives of Dermatological Research” CHI3L1 and CXCL5 proteins help promote hair growth.
16 citations
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February 2015 in “Photochemistry and Photobiology” Hair acts as a significant natural sun barrier, with protection increasing based on hair density, thickness, and melanin presence.
July 2025 in “Clinical Dermatology Review” PRP significantly boosts hair growth in androgenic alopecia patients.
May 2024 in “Proteome science” Bleaching damages hair by reducing the quality of keratin and keratin-associated proteins.
44 citations
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July 1993 in “Journal of Investigative Dermatology”
1 citations
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August 2023 in “Biomolecules & therapeutics” HAPLN1 can promote hair growth and may help treat hair loss.
1 citations
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October 2009 in “International Journal of Cosmetic Science” A new keratin treatment can strengthen and protect aging hair.
30 citations
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November 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” The lipid in human hair follicles acts as a barrier, similar to the skin's lipid layer.
29 citations
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April 2020 in “Journal of Tissue Engineering and Regenerative Medicine” The experiment showed that human skin grown in the lab started to form early hair structures when special cell clusters were added.
September 2022 in “Cureus” Platelet-rich plasma is a safe and effective treatment for hair loss with high patient satisfaction.
4 citations
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November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” Lichen planopilaris in men often affects the scalp, eyebrows, arms, legs, and beard, with many having family members with hair loss.
25 citations
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March 2017 in “Journal of Dermatological Treatment” Platelet-rich plasma treatment for non-scarring hair loss shows mixed results and needs more research.
7 citations
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January 1998 in “PubMed” Hair loss can cause scalp discomfort.
May 2025 in “Acta Dermato Venereologica” The Paxbp1 gene is crucial for healthy hair follicles.
5 citations
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January 1997 in “Birkhäuser Basel eBooks” 1 citations
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July 2019 in “Journal of the Korean Society of Food Science and Nutrition” Platycodon grandiflorum extract may help prevent hair loss.
2 citations
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October 2021 in “Experimental Cell Research” Injectable platelet-rich fibrin helps hair growth by boosting key cell functions.
26 citations
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July 1993 in “Journal of Investigative Dermatology”