September 2023 in “Stem Cells International” Substances from fat-derived stem cells can promote hair growth and counteract hormone-related hair loss by activating a key hair growth pathway.
April 2023 in “Biomedical Journal of Scientific and Technical Research” Indian head cactus extract may help hair grow by boosting important cell activity and gene expression.
January 2020 in “JoLS Journal of Life Sciences” Red onion and Angelica gigas extracts promote hair growth and improve hair health.
Glycyrrhizic acid and licorice extract can significantly reduce unwanted hair growth.
June 2015 in “Vestnik dermatologii i venerologii” Growth factors influence hair growth and hair loss.
January 2025 in “Nature Communications” Large-scale reconstructions enhance understanding of vibrissal sensory mapping in the brain.
1 citations
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October 2001 in “Journal of Wood Science” Some extracts from woods and fungi can promote hair growth better than a known hair growth substance.
1 citations
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January 2018 in “Journal of cosmetology & trichology” Hair loss lotion with specific ingredients effectively improves hair growth and thickness safely.
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January 1990 
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January 2022 in “Stem cell biology and regenerative medicine” New methods to test hair growth treatments have been developed.
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October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
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January 1970 in “Cell and Tissue Research” 
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September 2021 in “Current Issues in Molecular Biology” Dexpanthenol helps human hair follicle cells grow by preventing aging and death, and by supporting growth signals.
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September 1996 in “Archives of Dermatological Research” 6 citations
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September 1996 in “Archives of Dermatological Research” 151 citations
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August 2011 in “The EMBO Journal” The enzyme PA-PLA1α is important for proper hair follicle development.
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October 2023 in “Nature Reviews Molecular Cell Biology” September 1990 in “Journal of Dermatological Science” 13 citations
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February 2007 in “Biotechnology and Bioprocess Engineering” January 2004 in “Molecular biotechnology” March 2026 in “Tissue Engineering and Regenerative Medicine” 7 citations
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February 2009 in “Cell and tissue biology” 32 citations
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July 2003 in “Histochemistry and Cell Biology” 13 citations
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August 2007 in “Journal of Investigative Dermatology” Mouse hair can regrow in a special lab setup without serum.
April 2016 in “Journal of Investigative Dermatology” CD73 may regulate hair growth and could be targeted for hair growth treatments.
81 citations
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September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
June 2010 in “Journal of Medicine and Life Science” Orostachys iwarenge Hara extract may help promote hair growth.
13 citations
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June 2020 in “International Journal of Molecular Sciences” HNG helps hair grow by keeping hair in the growth phase longer.
92 citations
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September 2013 in “Journal of Investigative Dermatology” BMAL1 and Period1 genes can influence human hair growth.
36 citations
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April 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Canine hair follicles have stem cells similar to human hair follicles, useful for studying hair disorders.