2 citations
,
March 2023 in “Biomedicine & pharmacotherapy” Platelet lysate effectively promotes hair growth and improves hair thickness in people with androgenetic alopecia.
8 citations
,
January 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Growth hormone is important for regulating human hair growth.
7 citations
,
January 2010 in “Pharmacognosy Research” The tobacco leaf extract may help hair grow and could treat hair loss.
3 citations
,
April 2015 in “American journal of biomedical sciences” Androgens play a key role in hair growth and disorders like baldness and excessive hairiness.
February 2010 in “Journal of The American Academy of Dermatology” Mimicking growth factors in a topical solution can prolong hair growth phase and reduce hair loss without side effects.
July 2024 in “Pharmaceutical Development and Technology” Microsponges with rosemary oil significantly improve hair growth compared to regular rosemary oil and minoxidil.
4 citations
,
October 2017 in “International Journal of Applied Pharmaceutics” Licorice extract hair tonics are effective and safe for hair growth, except for mild eye irritation at the lowest concentration.
212 citations
,
September 2015 in “Journal of Investigative Dermatology” The document provides a method to classify human hair growth stages using a model with human scalp on mice, aiming to standardize hair research.
March 2024 in “Nutrients” Gynostemma pentaphyllum and its component damulin B could help hair grow by activating certain cell pathways.
February 2024 in “Biomedical materials” Scientists created a lab-grown hair follicle model that behaves like real hair and could improve hair loss treatment research.
February 2026 in “International Journal of Molecular Sciences” Silencing SFRP1 alone promotes hair growth, but adding DKK1 does not help.
68 citations
,
December 2011 in “Journal of Investigative Dermatology” Sox2-positive dermal papilla cells have unique characteristics and contribute more to skin and hair follicle formation than Sox2-negative cells.
April 2026 in “Frontiers in Physiology” Polygonum multiflorum root nanovesicles may help hair growth and treat hair loss.
September 2024 in “International Journal of Molecular Sciences” Hydrangea serrata extract may promote hair growth and improve hair health.
17 citations
,
December 2019 in “Stem Cell Research & Therapy” Grouping certain skin cells together activates a growth pathway that helps create new hair follicles.
April 2018 in “Journal of Investigative Dermatology” Fat under the skin can help hair grow longer, darker, and increase cell growth.
9 citations
,
October 1991 in “Archives of Dermatological Research” Testosterone, DHT, and estradiol significantly affect hair cell growth.
6 citations
,
January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.
63 citations
,
September 2009 in “Regenerative Medicine” Scientists found a way to grow human hair cells in a lab that can create new hair when transplanted.
57 citations
,
February 2013 in “Journal of Dermatological Science” Improving the environment and cell interactions is key for creating human hair in the lab.
8 citations
,
December 2015 in “PubMed” Phyllanthus niruri extract may help treat hair loss by promoting hair growth and blocking a hair loss-related enzyme.
51 citations
,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
7 citations
,
December 2015 in “Experimental Dermatology” Sh-Polypeptide 9 may be better than minoxidil for hair growth and protection against damage.
January 2011 in “Bradford Scholars (University of Bradford)” Testosterone stimulates growth in intermediate hair follicles, but this can be blocked by cyproterone acetate.
30 citations
,
April 2013 in “Journal of Investigative Dermatology” Radiation mainly affects keratinocyte stem cells, not melanocyte stem cells, causing hair to gray.
8 citations
,
July 2019 in “Cell Proliferation” Researchers found a way to turn skin cells into cells that can grow new hair.
5 citations
,
January 2021 in “Biomedicine & Pharmacotherapy” Policosanol helps treat hair loss by balancing hormones and supporting hair growth.
June 2020 in “Journal of Investigative Dermatology” Red clover extract-based scalp treatments significantly improved hair volume and reduced hair loss and damage.
May 2026 in “Organoid Research” Hydrogel-based hair follicle organoids could help treat hair loss and improve drug testing.
53 citations
,
May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.