211 citations
,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.
29 citations
,
January 2016 in “Annals of dermatology/Annals of Dermatology” Arachidonic acid helps hair grow by increasing growth factors and improving follicle health.
3 citations
,
December 2019 in “Biomedical dermatology” Sonic hedgehog proteins may help grow hair.
22 citations
,
June 2012 in “PLOS ONE” Cholesterol-related compounds can stop hair growth and cause inflammation in a type of scarring hair loss.
11 citations
,
October 2016 in “Biomedicine & Pharmacotherapy” Both human platelet lysate and minoxidil can promote hair growth, but they affect different genes and cell survival rates.
15 citations
,
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.
November 2008 in “Medical & surgical dermatology” A device was made in 2008 to measure hair loss severity. Other findings include: frizzy mutation in mice isn't related to Fgfr2, C/EBPx marks preadipocytes, Cyclosporin A speeds up hair growth in mice, blocking plasmin and metalloproteinases hinders healing, hyperbaric oxygen helps ischemic wound healing, amniotic membranes heal wounds better than polyurethane foam, rhVEGF165 from a fibrin matrix improves tissue flap viability and induces VEGF-R2 expression, and bFGF enhances wound healing and reduces scarring in rabbits.
39 citations
,
December 2013 in “Phytotherapy Research” Safflower (Carthamus tinctorius) extract helps hair grow and could be used in hair products.
April 2021 in “Journal of Investigative Dermatology” IL-15 helps protect hair follicles from immune attacks and encourages hair growth.
76 citations
,
April 2013 in “PLoS ONE” Chronic stress can cause hair loss by increasing oxidative stress, but antioxidants may help.
37 citations
,
June 2017 in “Journal of Investigative Dermatology” Blocking a protein called CXXC5 with a specific peptide can stimulate hair regrowth and new hair growth in wounds.
19 citations
,
January 2016 in “Biological & Pharmaceutical Bulletin” Sargassum muticum extract and its component apo-9'-fucoxanthinone may help hair growth and treat hair loss.
46 citations
,
January 2020 in “Theranostics” Injecting a special gel with human protein particles can help hair grow.
15 citations
,
May 2019 in “PLOS ONE” Substances from dental stem cells might help treat hair loss.
6 citations
,
August 2019 in “PLOS ONE” Gambogic Amide helps maintain hair color and promotes hair growth.
45 citations
,
September 2012 in “Life Sciences” Aconiti Ciliare Tuber extract may help hair grow by activating a specific cell signaling pathway.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” Houttuynia cordata extract may help hair grow by improving cell survival and increasing cell growth.
13 citations
,
December 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Nicotinamide applied to the scalp can slow down hair growth.
August 2024 in “Biomolecules & Therapeutics” A new compound, HTPI, promotes hair growth by protecting cells from damage and regulating energy use.
August 1994 in “Journal of dermatological science” Cyclosporin A and FK506 can start new hair growth in mice, but ascomycin and rapamycin cannot.
26 citations
,
December 1999 in “Journal of Investigative Dermatology” Certain genes are linked to wool follicle structure and function, but not hair cycle regulation.
26 citations
,
May 2013 in “Marine Drugs” Ishige sinicola, a type of seaweed, may help hair grow by blocking a hair loss-related enzyme and boosting important cell growth.
2 citations
,
March 2013 in “Phytotherapy Research” Ascorbigen increases hair cell growth in a lab setting but does not prevent hair loss from chemotherapy in mice.
December 2025 in “Advanced Healthcare Materials” The composite helps hair growth and scalp healing by reducing stress and inflammation.
April 2025 in “Annals of Medicine” CRH can cause hair loss by promoting cell death in hair growth cells.
2 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D3 is important for hair growth and protecting skin from damage caused by long-term sun exposure.
October 2025 in “Phytomedicine” Bazi Bushen capsules reduce skin aging and damage from UV rays.
April 2025 in “American Journal of Case Reports” Improper use of minoxidil can cause excessive hair growth.
20 citations
,
September 1978 in “International Journal of Dermatology” Hair growth is influenced by factors like genetics and nutrition, and more research is needed to understand hair loss and growth mechanisms.
March 2025 in “Journal of Cutaneous and Aesthetic Surgery” Non-laser devices show promise in treating hair issues, but more research is needed.