28 citations
,
March 2019 in “Journal of Dermatological Science” This review discusses methods for evaluating hair growth-promoting effects of candidate substances for androgenetic alopecia, focusing on cell assays, organ cultures, and animal models, and reports no new results.
7 citations
,
October 2018 in “Journal of Craniofacial Surgery” In this study, researchers observed the patterns of hair distribution and scalp anatomy in Chinese young adult males, finding significant variations in hairline shape, hair density, and follicular unit structure.
18 citations
,
September 2018 in “Current Pharmaceutical Design” This review discusses the recent progress of medicinal plants for treating hair loss and their suggested mechanisms, but reports no new clinical results.
7 citations
,
July 2018 in “Biological & Pharmaceutical Bulletin” This study found that Phyllanthus urinaria extract displayed significant anti-alopecia properties in a mouse model, showing potential as an anti-5α-reductase agent for androgenic hair loss.
21 citations
,
April 2018 in “Journal of Dermatological Science” This study found that topical cilostazol promotes hair growth, enhances hair follicle activities, and may serve as a potential treatment for alopecia.
27 citations
,
February 2017 in “Biomedicine & Pharmacotherapy” This study found that white wax and its extract may promote hair growth in a mouse model of androgenetic alopecia by inhibiting 5α-reductase activity and increasing cell proliferation, with efficacy surpassing finasteride.
3 citations
,
April 2016 in “PubMed” This study found that a twice-daily regimen of 5% minoxidil foam combined with a botanical hair solution significantly improved hair growth and appearance in men with mild to moderate androgenic alopecia over 12 weeks.
3 citations
,
March 2016 in “Medicinal Chemistry Research” This study used homology modeling to create a detailed in silico structure of 5α-reductase type II, suggesting it can aid in designing steroid reductase drugs.
8 citations
,
December 2015 in “PubMed” In this study, petroleum ether extracts of Phyllanthus niruri promoted hair regrowth in testosterone-induced alopecia in rats by inhibiting the 5α-reductase enzyme.
25 citations
,
November 2015 in “Journal of Ethnopharmacology” This study found that Cacumen platycladi extract significantly promoted hair growth and reduced dihydrotestosterone levels by inhibiting 5α-reductase activity in an androgen-sensitive mouse model.
29 citations
,
September 2014 in “Current Opinion in Endocrinology, Diabetes and Obesity” This review discusses the efficacy and safety of 5-alpha reductase inhibitors for treating androgenetic alopecia, noting concerns about sexual side effects, which are typically uncommon and often resolve over time.
69 citations
,
December 2011 in “Journal of Ethnopharmacology” This study found that Carthamus tinctorius exhibited the strongest 5α-reductase inhibitory and hair growth promoting activities among evaluated Thai herbs, suggesting potential for developing alternative hair loss treatments.
34 citations
,
August 2011 in “Journal of Natural Medicines” This study found that Puerariae Flos extract inhibited testosterone 5α-reductase and promoted hair growth in mouse models, suggesting its potential use for treating androgenic alopecia.
51 citations
,
May 2011 in “Phytotherapy Research” This study suggests that red ginseng rhizome extracts, particularly ginsenoside Ro, may promote hair re-growth in an androgenetic alopecia model due to their inhibitory activity on testosterone 5α-reductase.
100 citations
,
April 2010 in “Expert Opinion on Pharmacotherapy” This article reviews existing treatments for male-pattern hair loss, noting that while they can slow progression, they generally achieve only partial hair regrowth.
41 citations
,
January 2009 in “International Journal of Trichology” This study found that 58% of men aged 30-50 had androgenic alopecia, with disease severity increasing with age and many being candidates for medical treatment or hair transplantation.
22 citations
,
May 2003 in “Planta Medica” This study found that torilin from Torilis japonica fruit extract inhibited 5 alpha-reductase in vitro more effectively than alpha-linolenic acid but less effectively than finasteride.
34 citations
,
February 1992 in “The Journal of Clinical Endocrinology and Metabolism” In this study, the combination of finasteride and minoxidil significantly increased hair growth in balding male stumptail macaques compared to each drug alone.