4 citations
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January 2014 in “The Scientific World Journal” Red deer antler extract helps hair grow by extending the growth phase and increasing cell growth in hair follicles.
April 2023 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help increase hair growth.
July 1995 in “Journal of Dermatological Science” Cyclosporine starts hair growth faster, while minoxidil makes it last longer.
5 citations
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March 2025 in “Phytomedicine” Deoxyshikonin from Arnebiae Radix helps hair grow by activating a specific cell pathway.
3 citations
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April 2016 in “Food Science and Biotechnology” Oriental melon leaf extract may help hair grow and keep it in the growing phase longer.
Avicennia marina extract can significantly promote hair growth in androgenic alopecia patients.
Vinegar-processed black soybean helps hair growth and prevents hair loss.
18 citations
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November 2014 in “Journal of Agricultural and Food Chemistry” Brazilian propolis was found to speed up hair growth in mice by increasing the growth of skin cells that form hair.
February 2024 in “Advanced Materials” OG6, a sugar-based material, can stimulate hair growth.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
9 citations
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September 2013 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” Matriptase is highly active in hair follicles and sebaceous glands, especially during hair growth phases.
September 2017 in “Journal of Investigative Dermatology” The Siah1 and Siah2 genes are active in mouse skin development and hair growth, especially right after birth.
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.
Different hair growth phases affect how follicles respond to X-rays, and hormones like testosterone and dihydrotestosterone play a key role in baldness; transplanted hair can grow on bald scalp areas.
6 citations
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May 1987 in “Acta dermato-venereologica” Syphilis patients showed abnormal hair root changes, with no difference between primary and secondary stages.
18 citations
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January 2008 in “Journal of The American Academy of Dermatology” Certain proteins and their receptors are more active during the growth phase of human hair and could be targeted to treat hair disorders.
February 2005 in “CRC Press eBooks” Hair color is due to active pigment cells in hair during growth.
113 citations
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November 2017 in “Scientific Reports” Tiny particles from stem cells help activate hair growth cells and encourage hair growth in mice without being toxic.
24 citations
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April 2006 in “Journal of the American Academy of Dermatology” Heat shock protein 27 is more present in the active growth phase of human scalp hair follicles.
November 2022 in “Journal of Investigative Dermatology” Fish-derived collagen may help hair grow longer and affect hair stem cells, while bovine collagen could benefit hair stem cell maintenance, potentially aiding in hair loss conditions.
414 citations
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August 2005 in “Nature” Activating TERT in mice skin boosts hair growth by waking up hair follicle stem cells.
24 citations
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November 2003 in “The FASEB Journal” Epimorphin helps start hair growth in mice.
17 citations
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December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
139 citations
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July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
23 citations
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January 2002 in “Journal of Cutaneous Medicine and Surgery” Finasteride helps hair growth by decreasing cell death in hair follicles.
3 citations
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September 2015 in “Plastic and reconstructive surgery/PSEF CD journals” Pulsed Electric Fields can effectively stimulate hair growth in rats.
May 2024 in “BMC veterinary research” Metabolites and diet affect hair growth cycles in cashmere goats.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse skin glands need healthy nerves to grow properly during hair growth phases.
May 2023 in “Journal of Investigative Dermatology” Blocking DPP4 can potentially speed up hair growth and regeneration, especially after injury or in cases of hair loss.
31 citations
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November 2016 in “Cell Reports” Touch sensitivity in mouse skin decreases during hair growth due to changes in touch receptors.