May 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Prostaglandin D2, found in higher levels in bald scalps, stops hair growth, suggesting that blocking its receptor could potentially treat hair loss.
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.
4 citations
,
January 2011 in “Der Pharmacia Lettre” Hibiscus flower extract slowed down hair growth in rats.
3 citations
,
January 2023 in “International journal of molecular sciences” Certain miRNAs play a key role in the growth of cashmere by affecting hair follicle development and regeneration.
3 citations
,
September 2019 in “Clinical and experimental dermatology” Basal cell carcinomas may differentiate similarly to hair follicles and could be influenced by hair cycle-related treatments.
101 citations
,
March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
21 citations
,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate 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.
3 citations
,
January 2019 in “DOAJ (DOAJ: Directory of Open Access Journals)” Pumpkin seed oil may help hair grow and could be an alternative treatment for male hair loss.
116 citations
,
September 2001 in “Journal of The American Academy of Dermatology” Hair loss occurs due to fewer papillary cells, smaller follicles, and shorter growth phases.
April 2023 in “Journal of Investigative Dermatology” Cyclosporin A, a drug, reduces TGF-β2 expression in skin cells, potentially causing excessive hair growth through a process involving the calcineurin/NFAT pathway.
8 citations
,
February 2009 in “Journal of Dermatological Science” Targeting androgen receptors with antiandrogen oligonucleotides could effectively treat hair loss.
5 citations
,
June 2022 in “Biophysical Journal” TGF-β and TNF influence hair follicle cell fate, with TNF being more effective in triggering cell death.
1 citations
,
October 2021 in “Clinical, Cosmetic and Investigational Dermatology” Vitamin B3 may help prevent hair loss and promote hair growth by protecting scalp cells from stress and reducing hair growth-blocking proteins.
23 citations
,
October 2006 in “Journal of Dermatological Science” Ethosomal minoxidil improves hair growth by penetrating deeper into skin and shortening hair cycle.
February 2026 in “Bioengineering” Hyperbaric oxygen therapy may improve hair and scalp health.
61 citations
,
January 2011 in “PloS one” Notch signaling is essential for healthy skin and hair follicle maintenance.
18 citations
,
October 2014 in “Experimental Biology and Medicine” Eating vitamin A affects hair growth and health by changing cell signals in mice.
TLR2 helps control hair growth and regeneration, and its reduction with age or obesity can impair hair growth.
1 citations
,
December 2023 Hair grows in cycles and changes with age, starting from fetal development.
June 2023 in “Plastic and Reconstructive Surgery – Global Open” Exosomes may improve skin, scars, hair growth, and fat grafts in plastic surgery, but more research is needed.
854 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Understanding hair follicle development can help treat hair loss, skin regeneration, and certain skin cancers.
8 citations
,
January 1989 in “Annual Reports in Medicinal Chemistry” Hair loss from alopecia areata and androgenetic alopecia can be treated, but more effective and safer treatments are needed.
13 citations
,
November 1973 in “Archives of Dermatology” Hair loss may be an early sign of serious illnesses like Hodgkin disease.
1 citations
,
November 2023 in “Journal of Ayurveda and Integrative Medicine” Ashwagandha serum improves hair health and quality of life in people with hair loss.
December 2025 in “Antioxidants” Fermented Yeast Complex Extract helps regrow hair by reducing oxidative stress and inflammation.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
59 citations
,
February 2019 in “BMC Genomics” Hair length in rabbits is linked to differences in lipid metabolism and cell death.
16 citations
,
April 2015 in “Lasers in Surgery and Medicine” Using a fractional laser can stimulate hair growth, but the intensity and duration of inflammation are crucial. Too much can cause ulcers and scarring. Lower beam energy and fewer treatments are recommended to avoid damage.
193 citations
,
May 2008 in “Development” Activating β-catenin can turn skin cells into hair follicles.