June 2023 in “Food frontiers” In this animal study, researchers observed that ginsenoside CK significantly reduced hair loss, improved sexual organ health, and encouraged hair growth in mice with androgenetic alopecia by modulating key signaling pathways and normalizing hormone metabolism, highlighting its potential as a therapeutic agent.
In this study, researchers found that crude extracts from Avicennia marina and its component avicequinone C inhibit mechanisms contributing to androgenic alopecia in vitro, including 5α-reductase activity and DHT-AR interactions, potentially promoting hair growth and delaying the catagen phase in human dermal papilla cells.
April 2023 in “Dermatology and therapy” This study found a high discontinuation rate of topical minoxidil among patients with androgenetic alopecia, largely influenced by short treatment duration, lack of efficacy, and adverse effects.
5 citations
,
March 2023 in “Journal of Cosmetic Dermatology” This study reports that Plantago asiatica L. extract may promote hair growth by enhancing growth factor production and activating specific signaling pathways in hair follicle dermal papilla cells.
March 2023 in “Clinical, Cosmetic and Investigational Dermatology” This study concluded that both oral and topical spironolactone effectively treat androgenetic alopecia, with topical administration being safer and suitable for any gender, especially when combined with minoxidil.
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.
29 citations
,
January 2023 in “Journal of Clinical Medicine” This review discusses psychological treatments for alopecia, finding limited but positive effects on mental health, quality of life, and possibly hair growth; however, more research is needed to establish intervention efficacy.
January 2023 in “Pharmaceutics” In this study, researchers developed a new topical atraric acid formulation, AA-TF#15, which showed a significantly higher drug penetration and increased hair regrowth in mice compared to minoxidil and finasteride treatments, suggesting its potential effectiveness for treating scalp androgenic alopecia.
3 citations
,
December 2022 in “Nutrients” This study found that limonin may promote hair growth by enhancing anagen signaling through autophagy activation in rat dermal papilla cells, suggesting its potential as a natural treatment for hair loss.
7 citations
,
December 2022 in “Plants” This study suggests that guava leaf extract may inhibit hair loss by downregulating genes involved in androgen synthesis, potentially offering a natural alternative for treating androgenetic alopecia.
1 citations
,
December 2022 in “Current Issues in Molecular Biology” This study found that orally administered Annurca apple extract improved hair length, thickness, weight, and density in mice, while also increasing the expression of hair growth-related genes and proteins, suggesting potential as a natural treatment for hair loss.
6 citations
,
December 2022 in “Cell reports” This study found that feeding mice a high-fat diet with fish oil leads to hair loss through a mechanism involving omega-3 fatty acids and TNF-α signaling, with epidermal fatty acid binding protein playing a key role.
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.
This review discusses the role of the Wnt/β-catenin pathway in hair follicle development and how natural products that activate this signaling could be used to treat hair loss, but it reports no new experimental results.
6 citations
,
November 2022 in “Journal of autoimmunity” This case report discusses a successful treatment of Alopecia Areata with tofacitinib and includes a literature review on the condition's pathophysiology and the mechanism of JAK inhibitors, though it notes the high failure rate of available treatments and absence of FDA-approved options.
1 citations
,
November 2022 in “Aaps Pharmscitech” October 2022 in “International Journal of Molecular Sciences” This study found that collagen peptides from Mozambique tilapia significantly promoted hair regrowth and increased the proliferation of hair growth factors in vitro and in vivo, suggesting potential as supplements for hair loss prevention.
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.
9 citations
,
September 2022 in “Pharmaceutics” This study found that porcine-placenta-extract-loaded nanoformulated serum improved skin hydration and promoted hair growth, as well as reduced intracellular ROS and inflammation without cytotoxicity in human subjects.
1 citations
,
August 2022 in “Molecules” This study found that components in the kernel of Prunus mira Koehne, such as vitamin E and β-sitosterol, may promote hair growth in mice, possibly involving the Wnt/β-catenin signaling pathway.
2 citations
,
June 2022 in “Molecules” This study demonstrated that an ethanol extract of Connarus semidecandrus Jack showed potential anti-androgenic alopecia effects in a testosterone-induced model, suggesting a possible treatment option for hair loss.
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.
11 citations
,
May 2022 in “Chinese medicine” This study found that Alpinetin, applied topically in C57BL/6J mice, promoted hair regeneration by activating hair follicle stem cells through Wnt signaling, extending the anagen phase and increasing hair shaft length, with no cytotoxicity observed in keratinocytes and fibroblasts.
12 citations
,
April 2022 in “Journal of Bioscience and Bioengineering” This study found that activating the PI3K/Akt signaling pathway in dermal papilla cells enhances their hair-inducing capabilities, suggesting potential strategies for hair regenerative medicine.
1 citations
,
March 2022 in “Journal of Dermatological Science” This study concluded that overexpressing TERT and BMI1 in cultured human dermal papilla cells extended their lifespan and enhanced their ability to induce hair growth in mice.
7 citations
,
March 2022 in “Molecules” This study found that 5-bromo-3,4-dihydroxybenzaldehyde (BDB) promoted hair growth in rat vibrissa follicles by activating Wnt/β-catenin and autophagy pathways and inhibiting the TGF-β pathway in dermal papilla cells.
8 citations
,
March 2022 in “Journal of The Taiwan Institute of Chemical Engineers” This study found that fucoidan extracts from Sargassum glaucescens, particularly oligo-fucoidans, promoted hair growth and increased related gene expression in human dermal papilla cells and mice models.
2 citations
,
March 2022 in “Applied sciences” In this study, Lespedeza bicolor extract was found to enhance dermal papilla cell proliferation and extend the anagen phase in mice, suggesting its potential as a treatment for alopecia.
3 citations
,
March 2022 in “Polymers” This study found that applying glycosaminoglycans fractions from ascidian tunics stimulated human follicle dermal papilla cell proliferation and, when used on mice hair for 28 days, produced a hair growth effect comparable to Minoxidil.
7 citations
,
February 2022 in “International Journal of Pharmaceutics” In a mouse model of androgenetic alopecia, this study found that a safflower oil body nanoparticle loaded with human fibroblast growth factor 10 significantly improved hair regeneration and reduced associated microinflammation without significant toxicity.
7 citations
,
January 2022 in “Scientific Reports” This study found that Acanthus ebracteatus extract and verbascoside induced dermal papilla cell proliferation and reduced inflammatory cytokine release in vitro, suggesting potential for anti-hair loss applications.
7 citations
,
January 2022 in “Molecules” This study found that tectoridin, an isoflavone from Rhizoma Belamcandae, may stimulate hair growth by activating Wnt signaling in human and mouse cell cultures.
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.
9 citations
,
November 2021 in “Frontiers in Cell and Developmental Biology” This study found that PBX1 overexpression reduces hair follicle-derived mesenchymal stem cell senescence and apoptosis by alleviating ROS-mediated DNA damage, rather than enhancing DNA repair.
11 citations
,
November 2021 in “Clinical, Cosmetic and Investigational Dermatology” This study found that resveratrol promoted hair growth in mice and human hair follicles, suggesting its potential as a treatment for hair loss.
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.
10 citations
,
October 2021 in “Animal nutrition” This study found that dietary pyridoxine increased hair follicle density in Rex rabbits by activating PI3K/Akt, Wnt, and Notch signaling pathways, which may promote hair growth and delay telogen onset.
3 citations
,
September 2021 in “Journal of Food Science and Nutrition” This study found that red ginseng extract may stimulate hair growth in a mouse model by enhancing dermal papilla cell proliferation and activating skin antioxidant defenses.
31 citations
,
August 2021 in “Stem Cell Research & Therapy” This review examines the life cycle, biomarkers, and functions of hair follicle stem cells, emphasizing their role in hair loss therapy and other skin and hair disorders, but reports no new clinical results.
28 citations
,
July 2021 in “Pharmaceutics” This study found that Morus alba root extract activates β-catenin in hair follicle dermal papilla cells, promoting the transition to the anagen phase and enhancing hair growth factor secretion.
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.
9 citations
,
July 2021 in “Journal of Medicinal Food” This study found that consuming Lactobacillus paracasei HY7015 promoted hair growth and follicle maturation in mice, likely through stimulating dermal papilla cell proliferation and growth factor secretion.
9 citations
,
June 2021 in “Nutrients” In this study, fisetin applied to the dorsal skin of mice activated hair follicle stem cells through exosome secretion from keratinocytes, promoting hair growth.
14 citations
,
June 2021 in “Journal of dermatological science” This study found that Argan press cake extracts stimulated hair growth and reduced inflammation and oxidative stress in human hair follicle dermal papilla cells, suggesting potential for anti-hair loss drug development.
8 citations
,
June 2021 in “Frontiers in Bioengineering and Biotechnology” This study investigated the effects of the 60% alcohol extract from Alnus sibirica and its active compound, oregonin, on hair health, observing anti-oxidative and anti-apoptotic benefits in human hair dermal papilla cells exposed to oxidative stress, suggesting potential as natural materials for hair loss prevention.
4 citations
,
June 2021 in “Journal of Microbiology and Biotechnology” This study found that ginsenoside Rg4 enhanced hair-inductive properties of dermal papilla cells via the AKT/GSK3β/β-catenin pathway, suggesting its potential as a natural therapy for hair growth.
31 citations
,
June 2021 in “Biomedicine & Pharmacotherapy” This study found that liposomal honokiol promoted hair growth in mice by activating the Wnt/β-catenin pathway and accelerating the transition from the telogen to anagen stage.
30 citations
,
April 2021 in “Journal of The American Academy of Dermatology” This review explains the evolution and current techniques of follicular unit transplantation for hair restoration, identifying conditions suitable for surgery and offering guidelines for dermatologists to assess candidate suitability, focusing on male and female pattern hair loss.
17 citations
,
April 2021 in “Molecules/Molecules online/Molecules annual” This study found that linoleic acid from Malva verticillata seed extracts may promote hair follicle cell growth and counteract hair loss signaling in a lab setting.
11 citations
,
March 2021 in “Cleveland Clinic Journal of Medicine” In this overview, the authors note that both pharmacologic and nonpharmacologic treatments are effective for pattern hair loss, emphasizing early detection and intervention to maintain hair.
8 citations
,
February 2021 in “Biomolecules & therapeutics” This study found that myristoleic acid promotes dermal papilla cell proliferation and anagen signaling through autophagy, cell cycle progression, and activation of the Wnt/β-catenin and ERK pathways.
10 citations
,
January 2021 in “Journal of Ginseng Research” This study found that red ginseng oil promoted hair growth and protected against UVC-induced skin damage in mouse models.
9 citations
,
November 2020 in “Journal of Inflammation Research” This perspective highlights the role of inflammation in male and female pattern hair loss and its implications for developing future therapeutic options.
22 citations
,
October 2020 in “Frontiers in Cell and Developmental Biology” This study found that resveratrol and fisetin promoted hair growth in mice by inducing telomerase reverse transcriptase expression, which activates hair follicle stem cells and transitions follicles from a resting to a growth phase.
5 citations
,
September 2020 in “Molecules” In this study, extracts from three Polynesian plants—Bidens pilosa, Calophyllum inophyllum, and Fagraea berteroana—were found to increase dermal papilla cell proliferation and modulate hair growth-related gene expression, suggesting potential for stimulating hair growth.
25 citations
,
September 2020 in “Molecules” In this study, quercitrin was reported to promote hair growth and cell viability in cultured human dermal papilla cells by enhancing cellular energy metabolism and growth factor production via MAPK/CREB signaling.
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.
12 citations
,
June 2020 in “Dermatology and therapy” This article reviews major uses of platelet-rich plasma in treating various hair disorders, including both non-cicatricial and cicatricial alopecia, but reports no new results.
4 citations
,
June 2020 in “Cosmetics” This study reports that Broussonetia papyrifera extract significantly increased hair count over 12 weeks in a small clinical trial and promoted dermal papilla cell proliferation in vitro by regulating WNT-β-catenin and STAT6 pathways.
14 citations
,
May 2020 in “Biomolecules & Therapeutics” This study found that vanillic acid from wheat bran promoted dermal papilla cell proliferation, potentially stimulating hair growth by activating the PI3K/Akt and Wnt/β-catenin pathways.
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
,
April 2020 in “JAAD case reports” This article discusses the autoimmune causes of alopecia areata and reports no new clinical results.
11 citations
,
April 2020 in “Life sciences” In this study, pantothenic acid at 20 μg/ml was observed to promote dermal papilla cell proliferation and migration, likely through up-regulation of ID3 and inhibition of Notch signaling.
19 citations
,
April 2020 in “Journal of ethnopharmacology” This study found that nut oil from Prunus mira promoted hair growth in mice, potentially through the Wnt/β-catenin signaling pathway.
30 citations
,
April 2020 in “Stem Cell Research & Therapy” This study found that the PI3K-Akt signaling pathway is essential for regenerating new hair follicles when epidermal stem cells and skin-derived precursors are combined, suggesting potential therapeutic applications for hair regeneration.
32 citations
,
March 2020 in “Drug Design Development and Therapy” This review examines the pharmacology, clinical efficacy, and adverse effects of oral finasteride for female pattern hair loss, and discusses potential new treatments like topical finasteride and dutasteride, but reports no new clinical results.
8 citations
,
January 2020 in “International Journal of Trichology” Silymarin improves hair follicle health better than vitamin C by boosting cell growth and reducing oxidative stress.
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.
35 citations
,
January 2020 in “Skin Pharmacology and Physiology” This review discusses the biology and signaling mechanisms of dermal papilla cells in hair follicle growth and reports no new clinical results; the authors emphasize the importance of optimizing culture conditions for hair restoration.
30 citations
,
January 2020 in “Fertility and Sterility” This review discusses the evidence for post-finasteride syndrome as a condition potentially induced by finasteride and dutasteride, associating them with sexual dysfunction, depression, anxiety, and suicidal ideation in a subset of men, and reports no new clinical results.
3 citations
,
December 2019 in “International Journal of Pharmacology” This study found that Poria cocos extract may enhance human follicle dermal papilla cell proliferation through the AKT signaling pathway, indicating its potential for hair growth promotion.
37 citations
,
November 2019 in “Journal of Microbiology and Biotechnology” This study found that loliolide enhanced hair growth-related functions in 3D dermal papilla spheroids by activating AKT/β-catenin signaling pathways, with increased expression of related growth factors and genes.
35 citations
,
November 2019 in “Scientific Reports” In this study using a mouse model and human hair follicle cells, shikimic acid was found to promote hair growth and may serve as a new therapeutic agent for alopecia.
49 citations
,
November 2019 in “Archives of Dermatological Research” 
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.
24 citations
,
September 2019 in “Experimental cell research” This study found that BMP2 increased PTEN expression and induced autophagy, promoting hair follicle stem cell differentiation in both in vitro models and a mouse wound model.
49 citations
,
July 2019 in “British Journal of Dermatology” This study found that Wnt signalling agonists increase and antagonists decrease in human scalp follicles from telogen to early-anagen, with differences from the mouse model suggesting targeted interventions for hair growth disorders.
42 citations
,
June 2019 in “Aging” This study found that treatment with the polyphenolic compound TCQA activated β-catenin, promoting hair regrowth and the initiation of the anagen phase in mice and human dermal papilla cells.
88 citations
,
June 2019 in “Cell reports” This study found that activating autophagy with specific small molecules and drugs can stimulate hair growth by initiating the anagen phase in dormant hair follicles, suggesting a potential treatment for hair loss.
28 citations
,
May 2019 in “Life Sciences” This study found that ginsenoside Rb1 promoted the growth of mink hair follicles and dermal papilla cells, potentially through activating the PI3K/AKT/GSK-3β signaling pathway.
10 citations
,
May 2019 in “BMC Complementary and Alternative Medicine” This study found that Bacillus/Trapa japonica fruit ferment filtrate extracts enhanced human hair follicle dermal papilla cell proliferation through the Akt/ERK/GSK-3β signaling pathway, suggesting potential benefits for alopecia treatment.
12 citations
,
April 2019 in “Scientific Reports” This study found that HMGB1 enhanced hair growth by stimulating PGE2 production in human dermal papilla cells, suggesting a potential therapeutic target for alopecia treatment.
18 citations
,
April 2019 in “Archives of Dermatological Research” This study found that bovine lactoferrin promotes hair growth in mice by enhancing dermal papilla cell proliferation through the Erk/Akt and Wnt signaling pathways.
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.
9 citations
,
January 2019 in “American Journal of Dermatopathology” This study found that both androgenetic alopecia and alopecia areata showed significantly increased DKK-1 expression, potentially implicating it in the pathogenesis and as a treatment target for these conditions.
45 citations
,
December 2018 in “Lasers in Medical Science” In a 24-week randomized trial, this study found that the RAMACAP laser helmet significantly increased hair density and diameter in androgenetic alopecia patients compared to a sham device, although limitations included a small sample size and potential issues with the control used.
140 citations
,
November 2018 in “Pharmacology & Therapeutics” This review explores the potential of small molecules to activate the Wnt/β-catenin signaling pathway in treating diseases and reports no new experimental findings.
14 citations
,
September 2018 in “International Journal of Molecular Sciences” This study found that mackerel-derived fermented fish oil extract and its component DHA promote hair growth by activating anagen pathways in dermal papilla cells.
52 citations
,
September 2018 in “International Journal of Molecular Sciences” This review highlights the potential of ginseng and its metabolites in preventing hair loss, detailing their hair growth-promoting effects observed in numerous preclinical studies, and emphasizing the underlying mechanisms involved.
25 citations
,
September 2018 in “Scientific Reports” This study found that morroniside enhanced hair follicle growth and transition through the Wnt/β-catenin signaling pathway in a mouse model, suggesting its potential as a treatment for hair loss.
14 citations
,
June 2018 in “Frontiers in pharmacology” In this study, EGCG from green tea promoted mink hair follicle growth and cell proliferation at specific concentrations, potentially through activation of Shh and AKT signaling pathways.
21 citations
,
May 2018 in “Journal of Cosmetic Dermatology” This study found that costunolide promotes hair growth in both lab-cultured human hair follicle cells and in live mice by modulating growth factor pathways.
17 citations
,
May 2018 in “PeerJ” This study found that VB-1, a vitexin compound, may promote hair follicle growth by enhancing Wnt/β-catenin signaling in human dermal papilla cells in vitro.
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.
105 citations
,
October 2017 in “Stem cells” This review discusses Wnt signaling pathways in skin development and stem cell regulation, highlighting potential interactions with other pathways but reports no new findings.
27 citations
,
May 2017 in “Marine Drugs” This study found that Undariopsis peterseniana extract may promote hair growth by activating specific cellular pathways, suggesting potential for treating alopecia.
153 citations
,
March 2017 in “Endocrine” This review examines recent advances in understanding the pathophysiology and molecular mechanisms of androgenetic alopecia, highlighting two major genetic risk loci, but does not report new clinical findings.
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.
26 citations
,
October 2016 in “Biomolecules & Therapeutics” This study found that 3-Deoxysappanchalcone may stimulate hair growth in mice by promoting proliferation of hair follicle dermal papilla cells through WNT/β-catenin and STAT signaling modulation.
25 citations
,
August 2016 in “Journal of Cosmetic Dermatology” This study found that a marine complex supplement significantly reduced hair shedding and increased hair growth in men with thinning hair over 180 days.
16 citations
,
March 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” In this study, researchers observed that a noncanonical mechanism involving the γ-secretase-dependent, RBPj-independent Notch intracellular domain improves survival in Msx2-Cre mice by delaying hair follicle destruction and reducing disease severity.
414 citations
,
August 2005 in “Nature” In this study, researchers discovered that activating TERT in mouse skin epithelium triggers dormant hair follicle stem cells, leading to rapid hair growth, through a pathway independent of telomere extension.
56 citations
,
January 2001 in “Dermatology” This study introduces the concept of teloptosis, which influences hair shedding during the telogen phase and affects hair density, highlighting that early or delayed teloptosis has noticeable effects.
131 citations
,
August 2000 in “International Journal of Dermatology” Inflammation may be linked to hair loss, and targeting specific enzymes could help treat it.
1113 citations
,
August 1999 in “The New England Journal of Medicine” This article discusses the biologic and psychosocial significance of hair, the current limitations in hair growth drugs, and anticipates future therapies based on advancing hair follicle research.
71 citations
,
May 1991 in “Clinical and Experimental Dermatology” Young men with male pattern baldness lose hair density over time without treatment.
