128 citations,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
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.
76 citations,
March 2005 in “Journal of Molecular Medicine” Certain mice without specific receptors or mast cells don't lose hair from stress.
64 citations,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
58 citations,
March 2019 in “Experimental Dermatology” Exosomes from human skin cells can stimulate hair growth and could potentially be used for treating hair loss.
36 citations,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
31 citations,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
19 citations,
July 2015 in “Journal of Ginseng Research” Korean Red Ginseng may protect against hair loss caused by chemotherapy.
19 citations,
November 2012 in “British Journal of Dermatology” Dopamine stops hair growth and pigment production in human scalp hair follicles.
13 citations,
July 2022 in “Frontiers in cell and developmental biology” Tiny natural vesicles from cells might help treat hair loss.
10 citations,
August 2018 in “Experimental Dermatology” Decorin helps hair cells grow and move, and keeps hair growth phase going in mice.
7 citations,
March 2012 in “Journal of Investigative Dermatology” Some thymic peptides can increase human hair growth, while others may inhibit it.
4 citations,
April 2021 in “Experimental Dermatology” Antibiotics might affect hair growth by changing the bacteria in hair follicles.
January 2018 in “Springer eBooks” Gender affects hair and scalp characteristics, with differences in hormone responses, graying patterns, and trace metals.
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.
10 citations,
June 2019 in “International Journal of Cosmetic Science” Some plant-based chemicals may help with hair growth, but more research is needed to confirm their effectiveness.
88 citations,
February 2011 in “Journal of Dermatological Science” Minoxidil helps hair growth by activating the β-catenin pathway.
4 citations,
September 2020 in “Frontiers in Microbiology” Algal oligosaccharides help prevent hair loss and promote hair growth.
38 citations,
July 2021 in “ACS Nano” Microneedles help treat hair loss by improving hair surroundings and promoting growth.
11 citations,
January 2015 in “PubMed” A specific laser treatment can promote hair growth in mice by increasing certain protein levels.
8 citations,
January 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Growth hormone is important for regulating human hair growth.
1 citations,
May 2022 in “International Journal of Cosmetic Science” Edelweiss extract can increase hair density and promote hair growth.
6 citations,
December 2019 in “BMC Complementary and Alternative Medicine” Alcohol extract from Vernonia anthelmintica seeds may help treat stress-related hair loss.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
99 citations,
September 2007 in “The American journal of pathology” Chemotherapy damages hair follicles, causing hair loss and other cellular changes.
2 citations,
March 2023 in “Biomedicine & pharmacotherapy” Platelet lysate effectively promotes hair growth and improves hair thickness in people with androgenetic alopecia.
4 citations,
December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.
November 2024 in “Journal of Cosmetic Dermatology” The plant extracts may help treat hair loss by promoting hair growth and reducing DHT levels.
January 2024 in “Annals of Dermatology” Korean Red Ginseng may help protect hair from damage and promote growth.
April 2024 in “Bioactive materials” New microneedle treatment with growth factors and a hair loss drug shows better and faster hair growth results than current treatments.