January 2020 in “Hair therapy & transplantation” PRP therapy can help stimulate natural hair growth and thicken hair.
32 citations
,
April 2017 in “Scientific Reports” Platelet-rich plasma can help grow more mouse hair follicles, but it doesn't work for human hair follicles yet.
December 2016 in “Clinics in surgery” Understanding hair follicle biology and stem cell control can help develop treatments to stimulate hair growth for cosmetic procedures.
February 2026 in “International Journal of Homoeopathic Sciences” Plica Polonica is a rare hair disorder causing severe matting, managed by detangling or cutting, and prevented with regular hair care.
March 2023 in “Journal of Student Research” Humans likely became hairless to better regulate body temperature.
2 citations
,
March 2023 in “Biomedicine & pharmacotherapy” Platelet lysate effectively promotes hair growth and improves hair thickness in people with androgenetic alopecia.
January 2025 in “Biochemical Pharmacology” Peficitinib can turn human fibroblasts into cells that help grow hair.
Malnourished people have weaker hair that is easier to pluck.
Collagen CLR and placenta extract may help treat diffuse hair loss.
September 2024 in “Journal of Education Health and Sport” PRP therapy can help regrow hair and improve hair thickness.
9 citations
,
September 2022 in “Pharmaceutics” Porcine placenta extract may improve hair growth and skin health.
38 citations
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July 1993 in “Journal of Investigative Dermatology”
8 citations
,
June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
4 citations
,
February 2018 in “Journal of Cosmetic Dermatology” Platelet-rich plasma injections made hair thicker for both men and women, with a greater effect in women.
1 citations
,
May 2023 in “International Journal of Applied Pharmaceutics” Placenta extract in novasomes improved rat hair growth better than minoxidil and placenta extract in liposomes.
1 citations
,
June 2000 in “PubMed” Osteopontin may help hair follicle growth during the catagen phase.
October 2024 in “Current Issues in Molecular Biology” Platycladus orientalis leaf extract helps hair grow by activating certain proteins.
April 2018 in “Journal of Investigative Dermatology” Key signals for hair follicle formation were identified.
June 2021 in “Journal of Aesthetic Nursing” PRP may help hair growth, but more research is needed.
7 citations
,
January 2017 in “International Journal of Trichology” Chemotherapy and certain hair care practices can cause severe hair matting.
January 2026 in “PLoS Biology” ARHGEF3 is essential for proper hair follicle development in mice.
90 citations
,
July 1993 in “Journal of Investigative Dermatology”
6 citations
,
October 2018 in “Dermatologic Surgery” PRP therapy helps slow hair loss and increases hair thickness.
February 2023 in “Frontiers in Pharmacology” Water extract of Cacumen Platycladi helps hair growth by activating specific cell pathways.
November 2019 in “British Journal of Dermatology” FOL-005 peptide may help treat excessive hair growth safely.
5 citations
,
August 2001 in “International Journal of Dermatology” A 20-year-old had hair loss and skin issues from lichen planopilaris starting at age 10.
425 citations
,
June 2020 in “Nature” Scientists created human skin with hair from stem cells, which could help treat hair loss and skin conditions.
20 citations
,
February 2012 in “Archives of dermatology” Leg hair transplants can create a natural-looking hairline and show successful growth over several years.
45 citations
,
January 2010 in “Forensic science international” Neonatal hair can help determine drug exposure during pregnancy.
30 citations
,
July 2010 in “Experimental Dermatology” Polyamines are important for hair growth, but more research is needed to understand their functions and treatment potential.