Human hair follicle cells can be turned into stem cells that may help clone hair for treating hair loss or burns.
March 2014 in “Human Physiology” DHEA improved brain function and behavior in old monkeys and had additional health benefits.
Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.
Human scalp hair follicles have PGE2 and its receptors, which might affect hair growth.
February 2009 in “Journal of The American Academy of Dermatology” Certain immune system genes are linked to a higher risk of psoriasis and psoriatic arthritis, while others may offer protection.
11 citations
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March 2009 in “Bioorganic & Medicinal Chemistry Letters” Chemicals called 4-(alkylthio)- and 4-(arylthio)-benzonitrile derivatives can potentially reduce oil production on skin, which could help treat conditions like acne and hair loss.
7 citations
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April 2009 in “Bioorganic & Medicinal Chemistry Letters” Diphenyl ethers can potentially reduce excess oil production when applied on the skin, helping treat conditions like acne.
256 citations
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October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
47 citations
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March 2022 in “Frontiers in cellular and infection microbiology” Changes in skin microbes play a role in some skin diseases and could lead to new treatments.
43 citations
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September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
35 citations
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January 2018 in “Skin pharmacology and physiology” Nanoemulsion creams with certain enhancers can greatly increase caffeine delivery through skin.
31 citations
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December 2002 in “Biochimica et biophysica acta. G, General subjects/Biochimica et biophysica acta. General subjects (Online)” The research found two types of calcium in human hair, one that varies among individuals and another that is consistent across people.
18 citations
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August 2014 in “Lipids” Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
8 citations
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November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
8 citations
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January 2013 in “The scientific world journal/TheScientificWorldjournal” Human hair follicles may provide a noninvasive way to diagnose diseases and have potential in regenerative medicine.
1 citations
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May 2025 in “Scientific Reports” Sex hormones do not cause oral lichen planus.
1 citations
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September 2022 in “Morphology” Human stem cells have diverse sources and potential uses in medicine.
April 2018 in “Journal of Investigative Dermatology” Nicotinic acid reduces excessive oil production in skin cells by activating a specific receptor, which could help treat acne.
April 2018 in “Journal of Investigative Dermatology” Mint water extract boosts protective enzymes in skin cells.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Human hair follicles have a unique way of using energy and might use the Cori cycle; blocking CCR5 could help treat hair loss.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
37 citations
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January 2015 in “Evidence-based Complementary and Alternative Medicine” An extract from Quercus acutissima bark was found to reduce sebum production and block an enzyme linked to acne.
10 citations
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May 2017 in “PLOS ONE” Men and premenopausal women in Korea show different patterns in iron and vitamin D levels, with no clear pattern for postmenopausal women.
9 citations
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April 2006 in “American Journal of Pathology” SGK3 is essential for proper hair growth and health.
8 citations
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January 1986 in “Journal of hepatology” Men with liver cancer have higher levels of a specific testosterone byproduct in their liver and blood, despite overall lower male hormone levels.
4 citations
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July 2019 in “IOP conference series” Most young men with early gray hair have low vitamin D but normal iron levels.
2 citations
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August 2020 in “Journal of Cosmetic Dermatology” Higher granulysin levels in the blood are linked to more severe hair loss in alopecia areata patients, and these levels decrease after effective treatment.
December 2017 in “Revista Brasileira de Saúde Materno Infantil” Pregnant women with Systemic Lupus Erythematosus have a higher risk of blood clotting problems.
May 2013 in “Journal of the Egyptian Women's Dermatologic Society (Print)” High aldosterone and free testosterone levels link to female hair loss; testing aldosterone may predict hypertension risk.
1 citations
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June 2022 in “International Journal of Health Sciences” Lower BDNF levels link to worse depression in alopecia areata patients.