February 2024 in “Molecules/Molecules online/Molecules annual” In this study, NMN was found to reverse hair follicle atrophy, thinning, and sparsity in mice induced by DHT, and significantly decreased DHT-induced inflammation and oxidative stress in cultured human dermal papilla cells, enhancing hair growth-related markers.
January 2024 in “International Journal of Trichology” In this laboratory study, researchers found that human platelet-rich plasma (hPRP) significantly improved the proliferation and hair-inductive capacity of human dermal papilla cells (hDPCs) compared to fetal bovine serum, suggesting hPRP as a potential substitute for FBS in expanding hDPCs for clinical hair regeneration therapies.
December 2023 in “Journal of materials chemistry. B” This study found that a nanoemulsion containing perfluorooctyl bromide effectively increased oxygen levels in an anoxic environment, enhancing hair dermal papilla cell growth and significantly promoting hair organ elongation.
May 2023 in “Journal of Ethnopharmacology” In this study, Allium macrostemon Bunge extract was found to promote hair regrowth in a testosterone-induced androgenetic alopecia mouse model by activating Wnt/β-catenin signaling and boosting hair dermal papilla cell proliferation and growth factor expression.
April 2023 in “Experimental Dermatology” This study found that a single intradermal injection of human dermal papilla cells increased hair follicle number and thickness in pigs, suggesting potential effectiveness for hair growth in humans.
January 2021 in “Journal of cosmetology & trichology” This study suggests that L-(+)-Tartaric Acid may support hair growth by up-regulating certain genes in human Dermal Papilla cells, making it a potentially useful additive in minoxidil formulations.
This study found that combining electrical stimulation with minoxidil had a synergistic effect on the proliferation of cultured human dermal papilla cells, potentially through enhanced activation of the Wnt/β-catenin pathway.
April 2016 in “Journal of Investigative Dermatology” This study suggests that lithocholic acid may enhance hair regeneration in alopecia by activating vitamin D receptors in human dermal papilla cells.
July 2026 in “Journal of Ethnopharmacology” This study found that fermented Morinda citrifolia extract enhances the viability and cycle progression of human dermal papilla cells and promotes hair growth through Wnt/β-catenin signaling activation, suggesting its potential as a therapeutic candidate for alopecia.
April 2026 in “Trends in Sciences” This study found that Acanthus ebracteatus extract may promote the proliferation of human hair follicle dermal papilla cells and reported that its microemulsion was stable for 12 weeks.
January 2026 in “Applied Biological Chemistry” This study found that Ishophloroglucin A from brown seaweed may treat androgenic alopecia by inhibiting 5α-reductase and promoting hair growth-related factors in human dermal papilla cells.
October 2024 in “Current Issues in Molecular Biology” In this experimental study, the researchers observed that Platycladus orientalis leaf extract promoted hair growth by enhancing dermal papilla cell proliferation and increasing growth factor expression, particularly through ACK1 activation and modulation of Wnt/β-catenin signaling pathways in cultured human cells and a 12-week topical application.
August 2024 in “Cosmetics” This study reported that peanut callus extract, rich in resveratrol, significantly stimulated hair growth and reduced hair loss in an in vitro model and a clinical trial, showing promise as a cosmetic bioactive ingredient.
August 2024 in “Biomolecules & Therapeutics” In this study, the researchers reported that a newly developed PYGL inhibitor, HTPI, enhanced hair growth in an ex-vivo culture by reducing oxidative damage in hDPCs and inhibiting glycogen degradation in hORSCs, showing potential as a treatment for hair loss comparable to minoxidil.
May 2024 in “Archives of dermatological research” This study found that Enz_MoriL, a compound derived from Morus alba L., promotes hair follicle cell proliferation by affecting the Wnt/β-catenin pathway and can counteract an alopecia areata-like condition by suppressing the JAK-STAT signaling in human hair follicle dermal papilla cells.
March 2024 in “Journal of Microbiology and Biotechnology” This study suggests that phloroglucinol may enhance anagen signaling and reduce oxidative stress-induced damage in human dermal papilla cells, offering a potential therapy for hair loss.
February 2024 in “International Journal of Pharmaceutics” This study found that combining the natural product cedrol with minoxidil can improve the treatment of androgenetic alopecia by reducing the minoxidil dose needed, while a new nanocarrier system enhances drug delivery and effectiveness at hair follicles.
December 2023 in “European Journal of Pharmacology” This study found that Cyanidin-3-O-glucoside and Vitisin A were able to penetrate mouse skin and improve issues related to hair follicle miniaturization and apoptosis in androgenetic alopecia, suggesting these compounds as potential alternative treatments for hair loss.
November 2023 in “International Journal of Pharmaceutics” This study reported that a novel ionic liquid delivery system combining ferulic acid and finasteride enhanced the solubility, skin permeation, and effectiveness in promoting hair regrowth in androgenetic alopecia mice, suggesting an improved topical treatment approach.
November 2023 in “International Journal of Medical Sciences” This review examines the mechanisms of hair follicle development and regeneration, discussing current hair loss treatments and emerging therapies like low-level laser therapy and stem cell therapy, which the authors suggest show promise in managing hair loss.
July 2023 in “Current Issues in Molecular Biology” This study found that escin acts as a natural agonist of the Wnt/β-catenin signaling pathway in cultured human dermal papilla cells by promoting the degradation of GSK-3β, highlighting its potential therapeutic use for conditions like androgenetic alopecia and vitiligo.
January 2021 in “대한본초학회지(본초분과학회지)” In this study, Achyranthis Radix ethanol extract increased cell proliferation and hair growth-related protein expression in human hair dermal papilla cells, suggesting potential as a hair growth supplement.
January 2021 in “대한본초학회지(본초분과학회지)” This study found that essential oil from Coicis Semen increased cell proliferation and hair growth-related protein expression in human hair dermal papilla cells, suggesting potential for alopecia treatment.
January 2021 in “The Korea Journal of Herbology” This study suggests that Achyranthis Radix ethanol extract may promote hair growth by increasing cell proliferation and protein expression in human hair dermal papilla cells.
August 2018 in “Journal of Investigative Dermatology” This study found that the application of polyunsaturated fatty acids, particularly arachidonic acid, promoted hair growth and anagen induction in both human dermal papilla cells and mouse models.
This study found that the lignan compound VB-1 may promote hair follicle growth by enhancing Wnt/β-catenin signaling and increasing dermal papilla cell proliferation in vitro.
This study found that VB-1, a vitexin compound, may promote human hair follicle growth by enhancing Wnt/β-catenin signaling in dermal papilla cells.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study observed that Ginseng and Albizia extracts, when used together, protected human dermal papilla cells from oxidative stress-induced senescence, and inhibited genes that suppress hair growth, indicating their potential in preventing age-related hair density reduction.
September 2017 in “Korean journal of acupuncture” This study found that Crataegi Fructus water extract may promote hair growth in mice by enhancing hair density, thickness, and length and activating the Wnt/β-catenin signaling pathway.
June 2017 in “Journal of The American Academy of Dermatology” LED light helps hair follicle cells grow and prevents them from dying by activating certain cell pathways.