January 2024 in “Biological & pharmaceutical bulletin” In this study, Panax ginseng extract and its ginsenosides were found to stimulate the proliferation of hair-related cells and promote the transition from the telogen to the anagen phase, enhancing hair-shaft growth by suppressing BMP4 expression in human dermal papilla cells.
1 citations
,
December 2023 in “Curēus” In this study, researchers found that alopecia significantly impacts depression and quality of life, especially for those with hereditary baldness in the Eastern Province of Saudi Arabia, and emphasized the need for psychological support to improve mental health.
In this study, the SFE-4 extract from coffee pulp demonstrated potential effects for treating androgenetic alopecia by enhancing cell proliferation and gene expression related to hair growth pathways in vitro, using human hair follicle dermal papilla and prostate cancer cells.
74 citations
,
October 2023 in “Nature Reviews Molecular Cell Biology” 
1 citations
,
September 2023 in “Journal of cosmetic dermatology” This study suggests that Silybum marianum flower extract may promote hair growth and reduce hair loss by increasing proliferation and VEGF production in dermal papilla cells and suppressing cell senescence.
4 citations
,
August 2023 in “Journal of Cosmetic Dermatology” Gynostemma pentaphyllum extract may help grow hair and prevent graying.
August 2023 in “Skin Research and Technology” In this clinical trial, oral consumption of a persimmon leaf extract-containing complex significantly increased hair density and thickness over 24 weeks compared to a placebo, although improvements in hair gloss were not statistically significant.
July 2023 in “Research journal of pharmacy and technology” In this study on male rabbits, a hair tonic formulated with delipidated ethanol extract of Capsicum frutescens L. leaves at concentrations of 5%, 10%, and 20% promoted hair growth more effectively than a placebo and similar to 2% Minoxidil at the highest concentration.
July 2023 in “Journal of Microbiology and Biotechnology” This study found that oral administration of Terminalia bellirica enhanced hair growth in testosterone-suppressed conditions in both human cell and mouse models, outperforming finasteride, a current commercial hair loss treatment.
This review highlights the therapeutic potential of hair follicle stem cells in tissue repair and hair regeneration, discussing the molecular mechanisms and the impact of natural compounds on stem cell properties, which may support the development of novel hair loss treatments.
July 2023 in “Dermatology and Therapy” This review analyzed the use of 5-alpha reductase inhibitors (5ARIs) for treating various dermatological conditions such as androgenetic alopecia, acne, and hirsutism, emphasizing their efficacy and safety profile.
1 citations
,
March 2023 in “Applied sciences” This study found that essential oils boost hair growth activity in dermal papilla cells by scavenging reactive oxygen species and upregulating growth factor biomarkers.
March 2023 in “Translational Andrology and Urology” This review discusses the pharmacology of 5-alpha reductase inhibitors, their expanding clinical indications beyond benign prostatic hyperplasia, and notes unresolved claims about their potential role in SARS-CoV-2.
February 2023 in “Laboratory Animal Research” This study found that Cudrania tricuspidata and Sargassum fusiforme extracts significantly increased hair growth and related gene activity in C57BL/6 mice, suggesting potential use in alopecia treatment.
February 2023 in “Molecules” In this study, N. ottonis cactus cell extract applied to mice promoted hair growth and increased the number of hair follicles, suggesting its potential as a hair-growth-promoting agent.
2 citations
,
January 2023 in “Pharmaceuticals” This review discusses factors affecting hair health, types of alopecia, and the potential of phytochemicals in managing hair loss but reports no new clinical results; it highlights the need for further studies.
104 citations
,
January 2023 in “Journal of Clinical Medicine” This review evaluates the hair cycle's phases and the factors influencing the transition between anagen and telogen, advocating for a holistic approach to addressing hair loss, though no specific results are reported.
December 2022 in “Cureus” This review discusses the hormonal impact on hair growth and the relationship between endocrine disorders and hair changes, reporting no new clinical results.
3 citations
,
November 2022 in “Molecules/Molecules online/Molecules annual” This study found that ingesting Lactobacillus paracasei HY7015 and Lycopus lucidus Turcz. extract promoted hair regrowth and follicle maturation in mice by enhancing cytoprotective effects and growth factor expression.
10 citations
,
November 2022 in “International Journal of Cosmetic Science” In this laboratory study, Camellia japonica fruit shell extract showed potential to mitigate hair loss by promoting hair cell growth and reducing harmful effects of DHT and oxidative stress.
November 2022 in “Journal of Advances in Pharmacy Practices” This study found that a 5% concentration of terentang stem bark extract was the most effective in promoting hair growth in male rabbits.
8 citations
,
October 2022 in “Regenerative Therapy” This review discusses regenerative medicine approaches for treating alopecia, including mesenchymal stem cell therapies and platelet-rich plasma, but reports no new clinical results, emphasizing the need for further study.
49 citations
,
October 2022 in “PubMed” This review examines alopecia, its causes, the impact of micronutrients, and the role of the Mediterranean diet, noting conflicting data and a need for more research on diet's effect on hair loss.
3 citations
,
September 2022 in “Molecules” This study found that Camellia seed cake extract may counteract DHT-induced effects in cultured dermal papilla cells, suggesting potential to prevent or alleviate androgenetic alopecia.
September 2022 in “Journal of Cosmetic Dermatology” This review reports that oral minoxidil has shown promising results in treating various types of alopecia, including androgenetic alopecia and female pattern hair loss, at low doses with minimal side effects, offering an alternative to topical treatments.
6 citations
,
August 2022 in “Journal of Herbal Medicine” In this study, mangosteen pericarp water extract was found to significantly promote hair dermal papilla cell proliferation and enhance melanin synthesis in vitro, surpassing known melanogenic agents such as α-melanocyte stimulating hormone and forskolin in potency.
9 citations
,
June 2022 in “Plants” This study found that shallot extract may promote hair growth in androgenetic alopecia by reducing inflammation and modulating gene expression related to key hair growth pathways.
21 citations
,
May 2022 in “Frontiers in Cell and Developmental Biology” This review covers the structure, development, cycle, and molecular regulation of hair follicles but does not report new results, aiming to offer insights for addressing hair follicle-related diseases.
2 citations
,
April 2022 in “Journal of Cosmetic Dermatology” This study found that de-saponinated Camellia seed cake extract promotes hair growth in vitro and in vivo by enhancing dermal papilla cell proliferation and modulating signaling pathways and growth factor expression.
6 citations
,
March 2022 in “PLoS ONE” This study suggests that CGE may enhance hair growth by activating β-catenin signaling pathways in human hair dermal papilla cells and promoting the anagen growth phase in mice.
March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
1 citations
,
February 2022 in “Journal of Ayurveda and integrative medicine” This study found that alcoholic extracts of Blumea eriantha DC exhibited significant hair growth activity, primarily attributed to the phytoconstituent Dimethyl sulfone.
4 citations
,
February 2022 in “International Journal of Cosmetic Science” This study found that watercress extract may help treat hair loss by increasing RSPO1 secretion and decreasing DKK1 secretion, improving hair thickness and density in clinical trials.
5 citations
,
January 2022 in “Molecular Medicine Reports” In this study, topical application of Korean maritime pine bark extract at 2% concentration significantly promoted hair growth in mice, suggesting its potential use for hair loss prevention or treatment.
318 citations
,
January 2022 in “Signal Transduction and Targeted Therapy” This study systematically reviews the Wnt/β-catenin signaling pathway, discussing its origin, composition, function, involvement in tumors and diseases, and the development of small-molecular compounds targeting this pathway for disease treatment.
14 citations
,
December 2021 in “International journal of molecular sciences” This article reviews current knowledge and research gaps on growth hormone in hair follicle biology, highlighting its complex role and suggesting further exploration to reveal nonclassical skin functions.
2 citations
,
November 2021 in “International Journal of Applied Pharmaceutics” This study found that a phytosome lotion made from Mangkokan leaf extract, using a green solvent and microwave-assisted extraction, demonstrated greater hair growth activity than 2% minoxidil, with the 30% phytosome lotion showing the highest efficacy in increasing hair length, weight, and diameter.
12 citations
,
October 2021 in “Cells” This review discusses the potential of miRNA-mediated hair growth treatments for androgenetic alopecia by targeting DKK1 to modulate the Wnt/β-catenin signaling pathway and reports no new clinical findings.
7 citations
,
August 2021 in “Heliyon” This study suggests that the herbal formulation Phyllotex™ may promote hair growth in androgenetic alopecia by enhancing cell proliferation and reducing oxidative stress and TGF-β1 expression in vitro.
14 citations
,
July 2021 in “Biomolecules” This study found that Centipeda minima extract promotes hair growth by activating Wnt/β-catenin, ERK, and JNK signaling pathways in human hair follicle dermal papilla cells.
16 citations
,
June 2021 in “Journal of Dermatological Treatment” This study reported that while topical minoxidil exhibits hair regrowth in androgenetic alopecia, oral minoxidil 5 mg/day was more effective than topical forms after six months, with low doses also potentially effective for women and other hair loss types.
13 citations
,
May 2021 in “Plants” This study found that the n-hexane fraction from Leea indica leaves significantly increased hair growth in mice and showed potential as a natural treatment for alopecia.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” In this mouse study, UVA and UVB exposure led to hair follicle miniaturization, graying, and prolonged hair cycle duration, associated with changes in stem cells and increased Wnt signaling activity.
19 citations
,
May 2021 in “Clinical, Cosmetic and Investigational Dermatology” This review discusses the progress in research on topical formulations for treating alopecia, highlighting potential advantages of advanced formulation technologies but reporting no new clinical results.
2 citations
,
April 2021 in “Journal of Cosmetic Dermatology” This study found that sulforaphane and its related compounds may promote hair follicle growth in mice, suggesting their potential as treatment agents for androgenic alopecia.
14 citations
,
April 2021 in “Heliyon” This study found that both alcoholic and aqueous extracts of Punica granatum L. showed potential for promoting hair growth and exhibited anti-lice and antidandruff activities in a mouse model.
7 citations
,
March 2021 in “Evidence-based Complementary and Alternative Medicine” This study found that Nelumbinis Semen extract may promote hair growth and reduce hair loss by increasing VEGF and IGF-1 expression and decreasing TGF-β1 in human dermal papilla cells and mice.
42 citations
,
February 2021 in “Signal Transduction and Targeted Therapy” This review discusses potential cell sources and bioengineering strategies for regenerating hair follicles with functional cycling, reporting no new results.
23 citations
,
November 2020 in “Central-European Journal of Immunology/Central European Journal of Immunology” This review explores the autoimmune hypothesis of alopecia areata and the possible genetic and melanogenesis-associated autoantigens, but reports no new clinical findings.
11 citations
,
September 2020 in “Journal of Cosmetic Dermatology” This study found that Blumea eriantha silver nanoparticles promoted hair growth in treated animals, with activity comparable to minoxidil in terms of anagen follicle transition.
22 citations
,
August 2020 in “Molecules” This study found that applying AGN root extract containing decursin to mouse skin accelerated hair growth and altered inflammatory cytokine levels compared to a control.
102 citations
,
July 2020 in “International journal of molecular sciences” This review discusses the effects of hormonal changes on hair follicles, concluding that hormones like androgens and estradiol significantly influence hair growth and cycle, while the roles of other hormones are still being researched.
16 citations
,
July 2020 in “Advances in Traditional Medicine” This study found that the combined ethanolic extract ethosome formulation of Phyllanthus niruri, Zingiber officianale, and Croton tiglium Linné showed better safety and less cytotoxicity for hair growth promotion compared to the petroleum ether formulations.
15 citations
,
June 2020 in “Processes” This study suggests that the emulsion extract of brevilin A from Centipeda minima may stimulate hair regrowth in individuals with mild to moderate vertex balding by inhibiting JAK3.
15 citations
,
June 2020 in “Experimental Dermatology” This review discusses recent genetic findings on hormonal signaling pathways in androgenetic alopecia, reporting no new study results but highlighting the need for further investigation.
15 citations
,
May 2020 in “BMC complementary medicine and therapies” This study found that Polygonum multiflorum extract may promote hair growth by increasing anagen duration and activating dermal papilla cells in human hair follicles, as observed in cultured cell models.
4 citations
,
March 2020 in “Journal of Cosmetic Dermatology” This study found that Plumbago zeylanica extract and its component plumbagin may help prevent androgenetic alopecia by promoting dermal papilla cell growth and reducing SRD5A2 expression.
5 citations
,
February 2020 in “Open Access Macedonian Journal of Medical Sciences” In this study, ethanol extracts of Hibiscus rosa-sinensis leaves were found to promote hair growth in mice, with 10% concentration shown to be most effective over a 25-day observation period.
21 citations
,
January 2020 in “Pharmaceutical Biology” In this study, Salvia plebeia extract promoted hair growth by enhancing proliferation and anti-apoptotic effects in human dermal papilla cells and increased hair growth in treated mice.
6 citations
,
December 2019 in “BMC Complementary and Alternative Medicine” This study found that the alcohol extract of Vernonia anthelmintica may counteract stress-induced hair follicle growth inhibition in mice, potentially offering a new approach for treating stress-related hair loss.
3 citations
,
November 2019 in “Cosmetics” In this clinical study, researchers observed that a shampoo formulated with Inula helenium and Caesalpinia Sappan extracts significantly increased total hair count after 16 and 24 weeks in patients with androgenetic alopecia, suggesting it may help prevent hair loss and promote hair growth.
22 citations
,
October 2019 in “International Journal of Nanomedicine” This study suggests that the hydrogel nanoparticle formulation of hair growth-promoting compounds may enhance hair follicle penetration and induce hair growth in tested models, demonstrating its potential as a hair growth treatment.
16 citations
,
October 2019 in “Biological & Pharmaceutical Bulletin” This study suggests that Houttuynia cordata extract may promote hair growth by stimulating dermal papilla cell proliferation and extending the anagen phase through enhanced energy metabolism and gene expression changes.
3 citations
,
July 2019 in “Journal of Cosmetic Dermatology” This study found that a shampoo with a selective TAAR agonist reduced hair shedding during brushing by 31% in women and contracted the arrector pili muscle.
10 citations
,
June 2019 in “International Journal of Cosmetic Science” This review discusses the potential benefits of phytochemicals for hair care and emphasizes the need for more robust preclinical and clinical studies, without reporting new clinical results.
9 citations
,
April 2019 in “Molecules” This study found that a blackcurrant extract with phytoestrogen activity increased hair number and stem cell marker expression in a menopausal rat model, suggesting a potential benefit for hair loss.
35 citations
,
February 2019 in “Cell Communication and Signaling” This study found that BMP6 and Wnt10b competitively regulate the transition between hair follicle growth phases, offering new insights into hair follicle cycling and potential hair loss treatments.
38 citations
,
February 2019 in “Clinical Interventions in Aging” This meta-analysis found that dutasteride was more effective than finasteride in increasing hair count and improving photographic assessments for men with androgenetic alopecia, while both drugs had similar rates of sexual dysfunction-related adverse effects.
4 citations
,
January 2019 in “Annals of Dermatology” In this study, researchers observed that RE-ORGA, a preparation from Korean herbs, may help alleviate androgenic alopecia by promoting human dermal papilla cell proliferation, reducing 5α-reductase enzyme levels, and displaying anti-inflammatory properties, suggesting potential regulation of androgen receptor sensitivity.
20 citations
,
February 2018 in “Cell transplantation” This study found that the water extract of Cinnamomum osmophloeum Kanehira leaves enhanced hair growth in vitro and in a mouse model, suggesting potential use for treating hair loss.
40 citations
,
January 2018 in “International journal of trichology” This article reviews the relationship between scalp conditions and hair health, suggesting that shampoos with Malassezia inhibitory agents may help reduce premature hair loss, but it presents no new clinical results.
5 citations
,
January 2018 in “Skin Pharmacology and Physiology” This study found that a high sesquiterpene C. aeruginosa extract significantly reduced axillary hair growth in women compared to placebo with no apparent adverse effects.
1 citations
,
January 2018 in “Acta dermatovenerologica Alpina, Pannonica et Adriatica (Tiskana izd.)” This study found that a herbal shampoo and solution were more effective than placebo in reducing hair loss and improving hair growth in participants with androgenetic alopecia and telogen effluvium.
8 citations
,
September 2017 in “Journal of Natural Medicines” This study reported that the n-butanol fraction of Perilla frutescens extract, particularly rosmarinic acid, showed potential for hair regrowth and anti-androgenic activity in male mice, suggesting it as a possible treatment for androgenetic alopecia.
29 citations
,
August 2017 in “Skin appendage disorders” This study found that IGF-1 likely plays a crucial role in regulating hair growth and alopecia, with balding scalp follicles secreting less IGF-1 than nonbalding counterparts.
4 citations
,
August 2017 in “Cosmetics” This study observed that Biota orientalis L. leaf extract may promote hair growth and suppress sebum production in human cells, suggesting potential benefits for hair restoration.
14 citations
,
July 2017 in “Pakistan Journal of Zoology” Fenugreek leaf extracts significantly promoted hair growth in mice with alopecia.
36 citations
,
February 2017 in “BMC Complementary and Alternative Medicine” In this study, Geranium sibiricum L. extract promoted hair growth in vitro with human dermal papilla cells and in vivo in mice, outperforming minoxidil by proliferating cells and stimulating growth factor expression, suggesting its potential as a hair growth treatment.
1 citations
,
January 2017 in “Deleted Journal” This study found that Orthosiphon stamineus extract significantly stimulated dermal papilla cell proliferation and enhanced hair growth in an ex vivo model of androgenic alopecia compared to vehicle-treated controls.
11 citations
,
January 2017 in “Evidence-based Complementary and Alternative Medicine” This study investigated the effects of the herbal formulation DA-5512 on hair growth, finding that it significantly promotes dermal papilla cell proliferation and stimulates hair growth in mice while showing efficacy and safety in human trials compared to placebo and minoxidil (3%).
3 citations
,
April 2016 in “Food Science and Biotechnology” This study found that Oriental melon leaf extracts promoted hair growth in a mouse model and cultured human hair follicles, suggesting potential use as a treatment for hair loss.
8 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” This study found that Rumex japonicus Houtt. root extract promoted hair growth by enhancing cell proliferation and preventing apoptosis in human dermal papilla cells and HaCaT cells, as well as in a mouse model.
101 citations
,
January 2016 in “Journal of Cutaneous and Aesthetic Surgery” This review discusses various classification systems for patterned hair loss in both sexes and reports no new clinical findings, highlighting the Hamilton-Norwood and Ludwig systems as the most commonly used.
59 citations
,
November 2015 in “International Journal of Cosmetic Science” This review considers oxidative stress effects on hair aging and emphasizes the need for dermatologists to recognize and treat factors affecting scalp and hair health, but it provides no new clinical findings.
3 citations
,
July 2015 in “International journal of pharmacology” In this study, Natural Plant Extracts (NPE) promoted hair growth in mice by stimulating anagen growth and upregulating relevant gene expression, compared to controls with saline.
15 citations
,
January 2015 in “Pharmaceutical Biology” In a study on nude mice, topical application of Chrysanthemum zawadskii extracts stimulated hair growth and increased hair follicle numbers, suggesting potential for alopecia therapy.
7 citations
,
January 2015 in “Biological & Pharmaceutical Bulletin” This study found that a 16-week dermal application of rice bran extract significantly increased hair density and diameter in male androgenic alopecia patients without causing adverse reactions.
49 citations
,
November 2014 in “Journal of Medicinal Food” In this study, red ginseng extract and its ginsenosides enhanced human hair follicle cell proliferation and countered dihydrotestosterone-induced suppression, suggesting potential to promote hair growth.
107 citations
,
October 2014 in “PeerJ” This study found that while molecular hair structures were nearly identical across individuals, genetic factors seem to influence specific lipid compositions, as seen in identical-patterned hair from parent-child pairs and identical twins, but not fraternal twins.
12 citations
,
September 2014 in “Journal of Food Science and Nutrition” This study suggests that Platycarya strobilacea extract promotes hair growth in mice by enhancing stem cell factor expression, reducing mast cell numbers, and increasing cytokines associated with hair growth.
149 citations
,
July 2014 in “Cold Spring Harbor Perspectives in Medicine” This article provides contact information for Bruce A. Morgan and features no new research findings.
12 citations
,
May 2014 in “International Journal of Molecular Medicine” This study suggests that the water fraction of Chrysanthemum zawadskii extract promotes hair growth by inducing telogen hair follicles in mice to enter the anagen phase and stimulating cell differentiation.
February 2014 in “PubMed” This study found that Lycopersicon esculentum extracts applied to mice promoted hair growth similarly to minoxidil and increased growth factor expression, suggesting potential in hair loss treatments without skin irritation.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” This article reviews the complex signaling pathways between epithelial and mesenchymal cells crucial for hair follicle morphogenesis, highlighting the Wnt pathway's role as a master regulator without reporting new experimental findings.
32 citations
,
December 2013 in “Biological & Pharmaceutical Bulletin” In this study, rice bran supercritical CO2 extract demonstrated potential to promote hair growth in mice, increasing hair follicles and growth factor expression, similarly to 3% minoxidil.
107 citations
,
December 2013 in “International Journal of Dermatology” This review summarizes the anatomical and physiological aspects of human hair and its clinical significance, but does not report new research findings.
39 citations
,
December 2013 in “Phytotherapy Research” This study found that hydroxysafflor yellow A-rich Carthamus tinctorius extract promoted hair growth and gene expression linked to hair proliferation in both cell cultures and mouse models.
56 citations
,
September 2013 in “Journal of Biochemistry and Molecular Biology” This study observed that androgen treatment increased ROS production and TGF-β1 secretion in rat hair follicle dermal papilla cells, suggesting that the androgen-induced TGF-β1 is mediated by ROS.
3 citations
,
July 2013 in “Bioscience, Biotechnology, and Biochemistry” This study found that topically applied Chinese black tea extract, when fermented and combined with capsaicin, significantly promoted hair growth in mice, potentially involving estrogen receptor interactions.
54 citations
,
January 2013 in “BMC Complementary and Alternative Medicine” In this study, topical application of Thuja orientalis extract promoted hair growth by inducing the anagen phase and increasing hair follicle size and number in telogenic mice.
45 citations
,
September 2012 in “Life Sciences” This study observed that Aconiti Ciliare Tuber extract may promote hair growth in mice by activating the Wnt/β-catenin signaling pathway.
120 citations
,
May 2012 in “Experimental Cell Research” This study found that VEGF stimulates the proliferation of human hair follicle dermal papilla cells via the VEGFR-2/ERK pathway, without involving p38, JNK, or AKT signaling.
49 citations
,
April 2012 in “Phytotherapy Research” This study found that topical Rosmarinus officinalis leaf extract improved hair regrowth in mice and inhibited androgen-associated mechanisms involved in hair loss.
This study observed that applying an aqueous extract of Trichosanthes cucumerina leaves to Wistar rats promoted hair growth comparably to 2% Minoxidil, supporting its traditional use for alopecia.
9 citations
,
June 2011 in “International Journal of Cosmetic Science” This study found that a commercially available shampoo significantly increased hair counts and reduced hair shedding in Korean subjects with alopecia over 16 weeks.
91 citations
,
April 2011 in “Journal of Ethnopharmacology” This study found that Polygonum multiflorum extract may promote hair growth by inducing the anagen phase in the resting hair follicles of mice.
121 citations
,
May 2009 in “Journal of Ethnopharmacology” This study found that the methanol extract of Eclipta alba showed dose-dependent hair growth promoting activity in pigmented C57/BL6 mice by influencing the transition from the telogen to anagen phase.
82 citations
,
May 2009 in “Development” This study found that downregulation of EGF and KGF signaling is necessary for hair follicle initiation in placodes, revealing a new role for KGF in hair follicle formation in mice.
22 citations
,
March 2009 in “Journal of Natural Medicines” This study found that Erica multiflora extract promotes hair growth by enhancing dermal papilla cell activity and shifting hair follicles from the telogen to the anagen phase in both in vitro and in vivo models.
759 citations
,
February 2009 in “Current Biology” This review summarizes fundamental concepts and recent advancements in hair follicle biology, including insights from mouse models into broader molecular and cellular processes relevant to regeneration and development.
9 citations
,
January 2009 in “Journal of the European Academy of Dermatology and Venereology” This study found that a cream containing 6.0% Stryphnodendron adstringens bark extract effectively reduced terminal hair growth and improved skin conditions in women with excessive terminal hair.
142 citations
,
August 2007 in “Journal of The American Academy of Dermatology” This study found that a new 5% minoxidil foam formulation significantly increased hair counts and improved hair loss condition in men with androgenetic alopecia over 16 weeks compared to placebo.
171 citations
,
July 2007 in “Journal of Investigative Dermatology” The researchers reported that DHT-inducible DKK-1 may play a significant role in DHT-driven balding by inhibiting hair follicle cell growth and promoting apoptosis in androgenetic alopecia.
215 citations
,
November 2006 in “Journal of The American Academy of Dermatology” This study found that dutasteride increased scalp hair growth in men with male pattern hair loss, particularly at a 2.5 mg dose, and was more effective than finasteride over 24 weeks.
87 citations
,
March 2005 in “Journal of Dermatological Science” This study found that the extract of Asiasari radix may promote hair growth in mice by enhancing protein synthesis, cell proliferation, and growth factor expression.
397 citations
,
February 2004 in “British Journal of Dermatology” This article reviews the mechanisms by which minoxidil stimulates hair growth and reports no new clinical findings.
75 citations
,
October 2002 in “Journal of Dermatological Science” This study found that Sophora flavescens extract may promote hair growth in mice by inducing earlier hair cycle changes and regulating growth factors in dermal papilla cells.
138 citations
,
March 2001 in “Clinics in Dermatology” This review discusses the relationship between perceived stress and hair loss or graying, exploring hair follicles as a model system but reports no new clinical results.
