Ashwagandha-derived nanoparticles can promote human hair growth.
April 2023 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help increase hair growth.
May 2020 in “Current developments in nutrition” Vitamin A affects the resting phase of hair growth, with both low and high levels increasing the number of hair follicles in this phase.
51 citations
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April 2020 in “Cells” Special cell particles from macrophages can help hair grow.
15 citations
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July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
10 citations
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October 2020 in “Frontiers in Cell and Developmental Biology” Wounds can regenerate hair in young mice, but this ability declines with age, offering insights for improving tissue regeneration in the elderly.
4 citations
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January 2020 in “BioMed Research International” Timosaponin BII, a plant extract, was found to promote hair growth in mice, similarly to minoxidil.
3 citations
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January 2025 in “International Journal of Biological Macromolecules” A new microneedle patch effectively promotes hair regrowth with less frequent dosing.
1 citations
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June 2010 in “Daehan miyong hakoeji” Rosemary oil promotes hair growth.
May 2026 in “Frontiers in Endocrinology” Exposure to particulate matter worsens postpartum hair loss by affecting inflammation and cell death pathways.
December 2025 in “International Journal of Molecular Sciences” Opophytum forskahlii seed oil may help with anti-aging and hair growth.
November 2024 in “Fermentation” Fermented ginsenosides from kimchi bacteria may promote hair growth better than finasteride.
July 2024 in “International Journal of Molecular Sciences” Nannochloropsis salina fermented oil may help treat hair loss by promoting hair growth and reducing oxidative stress.
November 2023 in “Food science of animal resources” Lactilactobacillus curvatus LB-P9 taken orally helps hair regrow faster and thicker in mice.
499 citations
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September 2011 in “Cell” Fat-related cells are important for initiating hair growth.
314 citations
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April 2010 in “Developmental Cell” β-catenin in the dermal papilla is crucial for normal hair growth and repair.
166 citations
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August 2011 in “Dermatologic Surgery” Platelet-rich plasma with a new carrier significantly increases hair thickness without serious side effects.
159 citations
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October 2015 in “Science Advances” Blocking JAK-STAT signaling can lead to hair growth.
92 citations
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September 2019 in “ACS nano” A wearable device using electric stimulation can significantly improve 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.
43 citations
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March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
42 citations
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July 2012 in “PLOS ONE” Estrogen can temporarily slow down hair growth but this can be reversed.
39 citations
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July 2007 in “Archives of Pharmacal Research” A tripeptide-copper complex may help hair grow by increasing cell growth and decreasing cell death.
31 citations
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April 1999 in “Dermatologic Clinics” Nd:YAG laser can reduce hair with multiple treatments, but permanent removal isn't guaranteed.
29 citations
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January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
29 citations
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March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
26 citations
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July 2016 in “PLOS ONE” Activating β-catenin in certain skin cells speeds up hair growth in mice.
25 citations
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April 2015 in “Journal of Investigative Dermatology” GasderminA3 is important for normal hair cycle transitions by controlling Wnt signaling.
22 citations
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February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
22 citations
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February 2002 in “Journal of theoretical biology” The model showed that randomness accurately describes individual hair growth cycles and that synchronization can cause large fluctuations not seen in humans.