March 2014 in “Medicina cutánea ibero-latino-americana” Melatonin applied to the scalp helps increase hair density in people with early hair loss.
March 2004 in “Journal of The American Academy of Dermatology” Women with lupus experienced non-scarring hair loss with fewer hair follicles, and the test for lupus in hair was not helpful.
1 citations
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May 2022 in “Frontiers in medicine” Metformin helps improve skin regeneration by increasing the growth of skin stem cells.
83 citations
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May 2011 in “European Journal of Dermatology” Corneodesmosin is crucial for skin and hair health, and its dysfunction can cause skin and hair disorders.
10 citations
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January 2011 in “Annals of Dermatology” A rare scalp tumor involving two hair follicles was successfully removed with surgery, with no recurrence after 7 months.
2 citations
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April 2010 in “The Open Dermatology Journal” Corneodesmosin is essential for skin and hair health, and its dysfunction can lead to skin and hair disorders.
1 citations
,
November 1989 in “PubMed” Male-pattern baldness is a natural process with unclear causes, and while Minoxidil can help, the results often aren't satisfactory.
April 2023 in “Rossijskij žurnal kožnyh i veneričeskih boleznej” The document concludes that four related skin diseases, which often occur together, are caused by blocked hair follicles.
28 citations
,
May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
December 2023 in “International Journal of Dermatology” Accurate diagnosis of alopecia areata incognito requires trichoscopy and histopathology.
January 2025 in “Dermatologic Therapy” CO₂ laser therapy improves skin and hair growth in localized scleroderma without severe side effects.
January 2018 in “프로그램북(구 초록집)” Botulinum toxin type A is a safe and effective treatment for male pattern baldness.
19 citations
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November 2015 in “Radiation Oncology” Hippocampus sparing whole brain radiation therapy prevents hair loss and preserves cognitive function.
1 citations
,
August 2024 in “Polish Journal of Environmental Studies” Air pollution can damage hair and scalp, causing hair loss and inflammation.
December 2025 in “International Journal of Pharmaceutical Sciences Review and Research” The herbal hair oil is safe and beneficial for scalp and hair health.
December 2020 in “Journal of Aesthetic Nursing” Injecting platelet-rich plasma into the scalp stimulates hair growth, increases hair density, and treats hair loss effectively with minimal side effects.
January 2022 in “Surgical and Cosmetic Dermatology” Microneedling showed slight improvement in hair loss but no major changes in hair follicles or scalp condition.
16 citations
,
November 2009 in “Experimental dermatology” Ionizing radiation damages human hair follicles by stopping cell growth, causing cell death, disrupting color, and increasing stress and damage markers.
13 citations
,
January 2010 in “Advances in Biochemical Engineering / Biotechnology” Understanding hair biology is key to developing better treatments for hair and scalp issues.
6 citations
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June 2013 in “British Journal of Dermatology” Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
22 citations
,
April 1972 in “Journal of Steroid Biochemistry” Beard hair follicles convert testosterone to 5α-dihydrotestosterone most intensively.
13 citations
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May 2023 in “Journal of Dermatological Science” Reduced SIRT1 in hair cells may cause alopecia areata by triggering immune responses.
11 citations
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December 1990 in “British Journal of Dermatology” Alopecia areata may involve disrupted mesenchymal function in hair follicles.
4 citations
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January 2019 in “Micron” Fetal hair follicles have melanocytes with melanosomes at different stages, which are broken down into pigment particles in keratinocytes.
November 2024 in “Journal of Investigative Dermatology” Minoxidil rejuvenates hair follicles and reduces aging signs in male pattern baldness.
April 2023 in “Journal of Investigative Dermatology” IL-9/IL-9R signaling can negatively affect human hair growth and may be a target for treating hair loss conditions.
July 2022 in “Journal of Investigative Dermatology” IL-15 helps maintain hair growth and protects the immune status of hair follicles.
January 2004 in “Nederlands Tijdschrift voor Dermatologie & Venereologie” Female pattern hair loss causes thinning hair on top of the scalp, treatable with limited success.
67 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” Androgens promote beard growth but cause hair loss in androgenetic alopecia, with TGF-β1 as a potential treatment target.
41 citations
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July 2001 in “PubMed” Estrogens can reduce DHT production in hair follicles, but are less effective than finasteride and progesterone.