September 2024 in “International Journal of Molecular Sciences” Hydrangea serrata extract may promote hair growth and improve hair health.
April 2013 in “Developmental Cell” Brg1 is crucial for keeping hair follicle stem cells and repairing skin, working with the Sonic Hedgehog pathway to promote hair growth.
188 citations
,
May 2009 in “Plant physiology” Researchers found 19 genes important for root hair growth in a plant called Arabidopsis.
112 citations
,
February 2001 in “Journal of Investigative Dermatology” Neuropeptides affect hair growth, with some speeding it up and others slowing it down.
61 citations
,
June 2014 in “Scientific Reports” Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.
25 citations
,
September 2018 in “Molecular Biology of the Cell” Blocking Wnt/β-catenin signaling with EGF receptor is necessary for proper hair growth.
21 citations
,
May 2018 in “Journal of Cosmetic Dermatology” Costunolide helps human hair cells grow and can stimulate hair growth in mice.
14 citations
,
November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
7 citations
,
January 2019 in “PeerJ” A protein called sFRP4 can slow down hair regrowth.
4 citations
,
July 2014 in “Journal of Investigative Dermatology” Old people have less hair because their hair follicles don't regenerate as well, not because of fewer stem cells, and a protein called follistatin might help reactivate hair growth.
2 citations
,
June 2022 in “International Journal of Molecular Sciences” Lower levels of certain genes in hair cells improve hair loss treatment outcomes.
March 2024 in “Tissue engineering. Part A” Negative pressure therapy increases hair growth in mice.
February 2010 in “Journal of the American Academy of Dermatology” Activating cAMP and ATP improves hair growth and strength.
13 citations
,
October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
5 citations
,
January 2021 in “BioMed Research International” Noncrosslinked hyaluronic acid helps human hair cells grow and could be a potential hair loss treatment.
Germinated perilla seeds can naturally promote hair growth and prevent hair loss.
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
6 citations
,
December 2019 in “BMC Complementary and Alternative Medicine” Alcohol extract from Vernonia anthelmintica seeds may help treat stress-related hair loss.
1 citations
,
May 2023 in “Frontiers in Pharmacology” Millet seed oil may help hair grow by activating certain cell growth signals.
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” GRK2 is essential for healthy hair follicle function, and its absence can lead to hair loss and cysts.
KY19382 helps to regrow hair and create new hair follicles.
January 2019 in “Deleted Journal” Biofield Energy Healing may promote hair growth and treat skin disorders by enhancing hair follicle development.
23 citations
,
May 2005 in “British Journal of Cancer” Plucked human hair can be used to study drug effects on certain cell markers.
2 citations
,
May 2019 in “Advances in wound care” Blood-derived CD34+ cells speed up healing, reduce scarring, and regrow hair in skin wounds.
130 citations
,
August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
112 citations
,
September 2021 in “BMC Biology” Key genes and factors crucial for hair follicle development and wool traits in Merino sheep were identified.
68 citations
,
April 2012 in “Journal of Investigative Dermatology” The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.
61 citations
,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
31 citations
,
April 2007 in “Experimental Dermatology” Stress in mice delays hair growth and treatments blocking substance P can partly reverse this effect.