4 citations
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March 2020 in “Journal of Cosmetic Dermatology” Plumbago zeylanica extract helps hair growth and reduces a hair loss-related enzyme.
January 2012 in “The Journal of Practical Medicine” Chinese Han individuals have fewer hair follicles and hairs than Caucasians and Africans.
77 citations
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
1 citations
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July 1935 in “Nature” Animal hair can curl tightly on its own, especially in foxes, due to changes in keratin.
15 citations
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May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
January 2016 in “Xumu Shouyi Xuebao” 4 citations
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March 2016 in “Small ruminant research” Vicuña wool's quality is due to a high density of fine secondary hair follicles, and their skin glands may be used for communication.
1 citations
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April 2014 in “Dong-ui saengni byeongni hakoeji/Dong'ui saengli byeongli haghoeji” Samhwang-Sasimtang extract may promote hair growth and act as a natural hair growth agent.
April 2025 in “Journal of Advanced Pharmaceutical Technology amp Research” A mix of Morinda citrifolia fruit and Averrhoa bilimbi leaves boosts hair growth better than minoxidil.
200 citations
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November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
2 citations
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July 2024 in “Frontiers in Veterinary Science” Apoptosis and ribosomal proteins are key in hair follicle cycle changes in cashmere goats.
January 2010 in “Journal of Yangzhou University” Sulfated fucans promote hair growth in mice by speeding up the growth phase and delaying the rest phase.
32 citations
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May 2018 in “Cell Cycle” Melatonin helps Cashmere goats grow more hair by affecting certain genes and cell pathways.
September 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Jujube essential oil promotes hair growth.
February 2020 in “The Pharmaceutical Society of Japan” Amla extract may help hair grow.
Tan sheep's unique fur traits are determined during the embryonic stage by specific genes.
1 citations
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March 2007 in “Journal of Chinese Integrative Medicine” HXBSM boosts blood vessel growth and hair growth in mice.
January 2025 in “Cellular and Molecular Biology” The PIP5K1A gene helps cashmere growth in goats by promoting cell proliferation, and melatonin boosts its expression.
4 citations
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November 2017 in “Scientific Reports” The research provides a gene-based framework for hair biology, highlighting the Hippo pathway's importance and suggesting links between hair disorders, cancer pathways, and the immune system.
1 citations
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
7 citations
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July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
33 citations
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March 2013 in “Journal of Investigative Dermatology” Human hair follicle stem cells show signs of low oxygen levels, which may be important for hair growth and preventing baldness.
November 2025 in “Frontiers in Cell and Developmental Biology” The study maps goat hair follicle cells, revealing key genes and pathways involved in hair growth and cell death.
A 5% pomegranate peel water extract optimally enhances hair growth.
16 citations
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January 1977
98 citations
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June 2008 in “Human mutation” A genetic change in the EDAR gene causes the unique hair traits found in East Asians.
19 citations
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January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
May 2017 in “Journal of the American Academy of Dermatology”