10 citations,
May 2020 in “Dermatology Research and Practice” Proteoglycans are important for hair growth, and a specific treatment can help reduce hair loss.
10 citations,
January 2009 in “Elsevier eBooks” Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
9 citations,
August 2018 in “Biomedical dermatology” A peptide called DPS-1 helps human scalp cells grow and stimulates hair growth in mice.
9 citations,
December 2013 in “Toxicological Research” Chamaecyparis obtusa oil may help hair grow similarly to minoxidil by affecting certain growth markers and cell factors.
8 citations,
September 2003 in “Journal of dermatological science” Substance P helps hair grow longer and faster.
7 citations,
July 2019 in “International Journal of Molecular Sciences” PGA-4HGF may help treat hair loss by activating hair growth pathways and extending the hair growth phase.
7 citations,
January 2009 in “Biological & pharmaceutical bulletin” Ferrous Ferric Chloride may improve skin cell function and increase hair growth in mice.
7 citations,
October 2000 in “Allergo Journal” Stress may affect hair growth by influencing hair follicle development and could contribute to hair loss.
6 citations,
February 2018 in “PLOS ONE” Insect wax, especially its policosanol content, may help hair regrow by changing hair follicle phases and increasing nutrient supply.
3 citations,
July 2019 in “International journal of scientific research in science and technology” Herbal hair gel with fenugreek seed extract was found to increase hair growth.
3 citations,
January 2016 in “Biotechnology and Bioprocess Engineering” Laminaria japonica extract with IGF-1 improved mouse hair growth and could be a potential alopecia treatment.
3 citations,
June 2006 in “Expert Review of Dermatology” The document concludes that hair loss is complex, affects many people, has limited treatments, and requires more research on its causes and psychological impact.
2 citations,
October 1999 in “Annals of the New York Academy of Sciences” Melatonin and cortisol affect mink winter hair growth, but β-endorphin levels do not.
January 2024 in “Journal of medical clinical case reports” NX35growth™ effectively promotes hair growth and improves hair health.
December 2022 in “Deleted Journal” Sheep wool keratin solution safely and effectively promotes hair growth.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers created a 3D-printed skin model that grew human hair when grafted onto mice by improving blood supply to the grafts.
32 citations,
February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
12 citations,
December 2009 in “Amino Acids” Putting α-methylspermidine on mouse skin can start hair growth.
200 citations,
November 1997 in “Planta” Calcium affects where root hairs grow, but other unknown factors determine their growth direction.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
105 citations,
May 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating TRPV3 stops human hair growth.
98 citations,
December 2003 in “The FASEB Journal” Thymosin β4 promotes hair growth by activating stem cells in hair follicles.
26 citations,
January 2016 in “Annals of Dermatology” Ecklonia cava polyphenols help increase human hair growth and reduce hair loss.
11 citations,
October 2020 in “Plant biotechnology journal” Overexpressing SIMK in alfalfa boosts root hair growth, nodule clustering, and shoot biomass.
1 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
July 2024 in “Frontiers in Pharmacology” Pilose antler extracts help hair growth by activating hair follicle stem cells.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Chitosan slows root hair growth and causes a buildup of callose at low concentrations, but at high concentrations, it only inhibits growth without callose buildup.
82 citations,
September 2018 in “Nature Communications” A certain smell receptor in hair follicles can affect hair growth when activated by a synthetic sandalwood scent.
18 citations,
January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.
9 citations,
April 2019 in “International Journal of Molecular Sciences” Kojyl cinnamate ester derivatives can promote hair growth by increasing adiponectin production in fat tissues.