September 2016 in “Medical Sains/Medical sains” Liquorice extract promotes hair growth in male rabbits, with 2.5% concentration being most effective.
1 citations
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February 2018 in “Madridge journal of dermatology & research” The plant extract remedy Satura® Rosta promotes hair growth and regrowth without negative effects.
December 2022 in “한국 미생물 생명공학회지” TS-SCLF from fermented Schisandra chinensis may promote hair growth and improve hair quality.
5 citations
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January 1985 in “The Journal of Dermatologic Surgery and Oncology” A man developed unusual growths after a hair transplant, which were treated successfully with no recurrence after a month.
A 5% pomegranate peel water extract optimally enhances hair growth.
27 citations
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November 2005 in “Archives of Dermatological Research” Choosing hair follicles at the same growth stage leads to more consistent hair growth experiments.
January 2003 in “Linchuang pifuke zazhi” Zingiber coralliaum oil promotes early hair growth in mice.
September 2021 in “Yearbook of pediatric endocrinology” Stress hormone stops a growth signal and keeps hair stem cells inactive, reducing hair growth.
22 citations
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August 2013 in “Experimental Dermatology” EGFR hyperactivation increases sebaceous gland size and sebum production in mice.
November 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Scientists made a mouse that shows how a specific protein in the skin changes and affects hair growth and shape.
39 citations
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March 2009 in “Dermatology Online Journal” Understanding EGFR roles could lead to new hair loss treatments.
April 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Disrupting the Tsc2 gene in certain cells leads to thicker skin, larger hair, and changes in hair growth signaling, which can be partly reversed with specific treatment.
A new peptide, murikal/SPR4, was found to significantly increase hair growth in mice, and its liposomal topical formulations enhanced hair growth more than commercial products. However, results on human scalp skin were unclear, needing more tests.
Adenosine and caffeine can promote hair growth.
Ashwagandha-derived nanoparticles can promote human hair growth.
7 citations
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January 1966 in “Archives of Dermatology” The method accurately measures hair growth with minimal risk and is better than other methods.
171 citations
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June 2004 in “Journal of Investigative Dermatology” GLI2 activates GLI1, promoting skin tumor growth and hair development.
Using 5% minoxidil foam twice daily can help regrow hair, especially in younger men aged 20-30.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Androgens increase growth factors in skin cells, which may lead to acne.
July 2002 in “Journal of applied cosmetology” Hair growth issues can be linked to genetics, diseases, or medications, and new treatments are being developed.
The document concludes that measuring hair density, shaft diameter, growth rate, and anagen:telogen ratio is important for assessing hair growth treatments.
15 citations
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May 2002 in “PubMed” Hormones, especially DHT, affect hair loss and growth, and targeting specific enzymes may help treat hair loss.
April 2024 in “The journal of phytopharmacology” Orchid callus extract can help hair grow and may be used in eco-friendly hair products.
20 citations
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December 2013 in “PTR. Phytotherapy research/Phytotherapy research” Ginsenoside Rg3 may help hair growth by increasing a growth-related protein in hair cells.
HEM-13HDC, a mix of 8 herbal extracts, helps hair grow and affects hair growth at a molecular level.
December 2025 in “British Journal of Dermatology”
February 2021 in “Journal of The American Academy of Dermatology” Fibrosis in the bulge area of hair follicles can cause hair thinning in male pattern baldness, and drugs that inhibit fibrosis might help reverse this.
1 citations
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January 2023 in “Journal of Clinical Medicine” A new hair restoration technology was found to effectively increase hair thickness, density, and growth, while reducing hair loss and improving scalp health, with no side effects.
5 citations
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January 2022 in “Health Science Reports” Gremlin proteins help regulate hair growth by balancing signals in hair follicles.
November 2025 in “Archives of Dermatological Research” Limelight (CB-EVs) safely promotes hair growth.