June 2021 in “Journal of Aesthetic Nursing” PRP may help hair growth, but more research is needed.
January 2010 in “Nihon Hou Kagaku Gijutsu Gakkaishi” The modified staining method can determine the ABO blood group of hair samples accurately.
September 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
32 citations
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February 2024 in “Growth Hormone & IGF Research” Dihydrotestosterone (DHT) stops hair growth in mice by lowering a growth factor important for hair.
Finasteride and luteolin may help promote hair growth.
January 2020 in “Journal of St. Marianna University” Human placenta extract may promote hair growth by affecting certain lipid compounds.
14 citations
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December 2021 in “International journal of molecular sciences” Growth hormone levels affect hair growth and loss, with too much causing excess hair and too little leading to hair loss.
October 2021 in “QJM: An International Journal of Medicine” PRP injections may help treat hair loss.
27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
18 citations
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January 1994 in “Skin Pharmacology and Physiology” Androgens shorten hair growth phases, causing finer hair and more severe hair loss in men.
January 2016 in “프로그램북(구 초록집)” Hormones and neuropeptides affect hair growth, with androgens having opposite effects on beard and scalp hair.
31 citations
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July 2017 in “Stem cell investigation” Platelet-rich plasma (PRP) is a simple, cost-effective treatment that promotes hair growth and reduces hair loss, with high patient satisfaction.
February 2026 in “Aesthetic Plastic Surgery” Platelet-rich plasma (PRP) speeds up hair growth in mice.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
7 citations
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November 2022 in “Communications biology” Keratin injections can promote hair growth by affecting hair-forming cells and tissue development.
6 citations
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October 1988 in “Clinics in Dermatology” The molecular details of hair growth are not well understood.
19 citations
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October 2017 in “European Journal of Pharmaceutics and Biopharmaceutics” The gel made of minoxidil and hydroxypropyl-β-cyclodextrin improves hair growth and is good for long-term use.
1 citations
,
April 2022 in “Journal of Biological Regulators and Homeostatic Agents/Journal of Biological Regulators & Homeostatic Agents” Biocompatible artificial hair is safe, effective, and improves quality of life for alopecia patients.
February 2003 in “Journal of Cutaneous Medicine and Surgery” Fine hairs improve male pattern baldness treatment, alopecia areata causes remain unknown, and hair can recover from dye damage over time.
118 citations
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January 1992 in “Experientia” 73 citations
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November 1979 in “British Journal of Dermatology” Minoxidil can cause excessive hair growth.
66 citations
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January 1987 in “Journal of Investigative Dermatology” Coal tar shampoo increases enzyme activity in hair follicles, enhancing carcinogen binding to DNA.
August 2021 in “Journal of Investigative Dermatology” Platelet-rich plasma (PRP) helps regrow hair in male pattern baldness.
May 2024 in “Scientific African” Three natural compounds from Ghanaian plants may help treat BPH and alopecia.
June 2022 in “Pflügers Archiv - European Journal of Physiology” The enzyme sEH is important for hair growth and its inhibition could help treat hair loss.
3 citations
,
December 2019 in “Biomedical dermatology” Sonic hedgehog proteins may help grow hair.
6 citations
,
June 2020 in “Journal of Drugs in Dermatology” PRP can help regrow hair in people with alopecia.
Clitocybin A can promote hair growth by increasing cell proliferation.
7 citations
,
June 2021 in “Amino acids” Human hair protein modifications could potentially indicate heart disease risk.
2 citations
,
January 2023 in “Skin Appendage Disorders” Hydroxychloroquine may help some hair disorders, but results vary.