November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
November 2025 in “FEBS Open Bio” JAK/STAT1 pathway causes hair loss during chemotherapy by reducing Shh in hair follicles.
August 2025 in “Archiv Euromedica” Gut microbiota changes might play a role in alopecia areata, and microbiome-targeted treatments show promise.
August 2024 in “Journal of Animal Science and Technology” Angora goat hair growth is influenced by gene expression, sex hormones, and breed differences.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Estetrol may help prevent hair loss and promote hair growth in women.
October 2021 in “Research Square (Research Square)” Hair follicle stem cells in hairpoor mice are disrupted, causing hair loss.
June 2021 in “Research Square (Research Square)” Melatonin can increase cashmere yield by altering gene expression and restarting the growth cycle early.
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” The anti-hair loss shampoo effectively promotes hair growth and improves hair quality.
April 2018 in “Journal of Investigative Dermatology” Topical tofacitinib is effective in promoting hair growth for non-scarring alopecia.
January 2015 in “Hair therapy & transplantation” Some botanical products may help increase hair growth in people with alopecia, but more research is needed.
Melatonin applied to the scalp helps treat early-stage hair loss in men and women.
June 2018 in “Advances in Cosmetic Surgery” Hair loss caused by genetics and hormones; more research needed for treatments.
April 2017 in “Journal of Investigative Dermatology” Hair loss patterns differ between males and females due to 5 master regulators and JAK-STAT signaling affects hair growth.
36 citations
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February 2017 in “BMC Complementary and Alternative Medicine” Geranium sibiricum extract helps hair grow and is more effective than minoxidil but can be toxic in high concentrations.
30 citations
,
February 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Plet-1 protein helps hair follicle cells move and stick to tissues.
5 citations
,
November 2009 in “Revista médica de Chile” Hair growth cycles in Chileans vary seasonally, with more hair resting in summer and growing in winter.
1 citations
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April 2016 in “Journal of Investigative Dermatology” Blocking Prostaglandin D₂ may help treat hair loss.
April 2016 in “Journal of Investigative Dermatology” Blocking Prostaglandin D₂ (PGD₂) could help treat hair loss.
October 2025 in “International Journal of Advanced Research in Science Communication and Technology” Minoxidil effectively promotes hair growth, especially in a 5% solution, but requires continuous use.
June 2023 in “Journal of cosmetic medicine” Hair follicle stem cells and mitochondria are key for hair growth, and targeting their activity could lead to new hair loss treatments.
September 2019 in “Journal of Investigative Dermatology” Sandalore, a synthetic scent, was found to reduce hair loss and improve hair growth in women with hair shedding issues.
September 2019 in “Journal of Investigative Dermatology” Sandalore® reduces hair shedding and increases hair volume in women with telogen effluvium.
September 2019 in “Journal of Investigative Dermatology” Sandalore®, a synthetic scent, reduced hair loss and improved hair growth in women with telogen effluvium.
4 citations
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April 2019 in “Cell Stem Cell” Certain immune cells in the skin can stop hair from growing.
127 citations
,
January 2013 in “PLOS ONE” Probiotic bacteria improved skin and hair health in aged mice.
12 citations
,
May 2014 in “International Journal of Molecular Medicine” Chrysanthemum zawadskii extract helps hair grow by stimulating hair cells.
3 citations
,
January 2021 in “Applied sciences” Fermented red ginseng and a traditional herb mix improved hair growth in mice.
854 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Understanding hair follicle development can help treat hair loss, skin regeneration, and certain skin cancers.
835 citations
,
October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
520 citations
,
February 2001 in “Journal of Clinical Investigation” VEGF helps hair grow and determines follicle size by increasing blood vessel growth.