119 citations
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November 1969 in “Journal of Ultrastructure Research” Macrophages help break down collagen around hair follicles during hair growth.
76 citations
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March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
55 citations
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February 1975 in “Journal of Cutaneous Pathology” Dermal cell activity increases during hair growth in rats.
52 citations
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September 2017 in “Current Stem Cell Research & Therapy” Adipose-derived stem cells can help treat hair loss.
45 citations
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August 1992 in “PubMed” The rat vibrissa follicle can quickly remodel its basement membrane during hair growth, affecting cell signaling and activity.
40 citations
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April 2006 in “Journal of the European Academy of Dermatology and Venereology” The Trichoscan system was found to be inaccurate for measuring hair growth, needing better software to be useful.
32 citations
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December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
32 citations
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February 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Two specific hair keratin genes are active during hair growth and decline as hair transitions to rest.
26 citations
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October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
25 citations
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December 2018 in “Journal of Investigative Dermatology” TRPV4 slows hair growth by affecting hair follicle cells.
20 citations
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December 2015 in “Journal of Pharmacopuncture” Thread-embedding therapy helped hair grow back in mice and might do the same in humans.
19 citations
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September 1999 in “Talanta” New method measures minoxidil concentration faster, more accurately, and automatically.
18 citations
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December 2016 in “Phytomedicine” Curcuma aeruginosa essential oil effectively reduces hair growth and lightens underarm skin.
16 citations
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October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
15 citations
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January 2009 in “Journal of chemical and pharmaceutical research” Herbal hair oil with 7.5% amla, hibiscus, brahmi, and methi promotes hair growth as effectively as minoxidil.
13 citations
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July 2016 in “BMC Complementary and Alternative Medicine” Hominis Placenta helps hair grow back by increasing cell growth and a specific growth factor.
7 citations
,
January 2018 in “Indian Journal of Pharmacology” Algerian Carthamus caeruleus L plant has anti-inflammatory properties, heals wounds effectively, and may help with hair growth.
5 citations
,
September 2016 in “Journal of Cosmetic Dermatology” Nourkrin® with Marilex® may increase hair count by 35.7% in postpartum hair loss.
4 citations
,
April 2021 in “Experimental Dermatology” Antibiotics might affect hair growth by changing the bacteria in hair follicles.
4 citations
,
August 2014 in “International Wound Journal” Topical EGF may cause unexpected hair growth during wound healing.
3 citations
,
November 2011 in “European Journal of Dermatology” 4-O-methylhonokiol from Magnolia officinalis significantly promotes hair growth.
2 citations
,
October 2017 in “Revista Da Associacao Medica Brasileira” Removing p16INK4a from skin cells can lead to faster and more clumped growth, which might help with hair growth.
1 citations
,
April 1986 in “The Journal of Dermatology” Plant worm extract speeds up hair growth in mice without side effects.
1 citations
,
January 1963 in “The Anatomical Record” Glyceride levels in mouse skin are higher during hair growth.
November 2025 in “Journal of Microbiology and Biotechnology” Pea sprout extract may help hair regrow by reducing stress and inflammation.
September 2025 in “Journal of the American Academy of Dermatology” Reducing SFRP1 can promote hair growth and may help treat hair loss.
July 2025 in “Journal of Investigative Dermatology” Laser treatment boosts hair growth by activating a key growth factor.
June 2025 in “JURNAL BIOLOGI TROPIS” Herbal compounds might help hair growth, but more testing is needed.
November 2024 in “Journal of Investigative Dermatology” Aptamers can improve wound healing and promote hair growth.
July 2024 in “Journal of Cosmetic Dermatology” Hydrophilic melanin may help hair grow by improving blood flow and regeneration.