April 2019 in “Majalah Obat Tradisional” This study found that adding menthol to Phyllanthus niruri ethanol extract gel enhanced hair growth and thickness in rats.
16 citations
,
March 2009 in “Skin Pharmacology and Physiology” This study found that the penetration enhancer SEPA™ significantly increased both the speed and amount of hair growth from minoxidil in balding stumptail macaques compared to Rogaine®.
6 citations
,
July 2009 in “Biomolecules & therapeutics” This study found that combining MSM with MAP significantly enhanced hair growth in mice, comparable to or better than minoxidil, due to increased intradermal retention of MAP.
September 2023 in “Asian journal of beauty & cosmetology” In this review paper, the authors explored the composition and role of lipids in human hair, highlighting their importance for hair texture, moisture retention, and tensile strength, while noting that the understanding of hair lipids' functions remains controversial and requires further research.
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study suggests that typical skin lesions in Carney complex may originate from the pro-melanogenic activity of a specific dermal fibroblast population influenced by PKA signaling.
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.
12 citations
,
July 2021 in “Scientific Reports” This study found that exogenous glutamic acid can promote hair growth and keratinocyte proliferation, suggesting a novel signalling pathway in the skin.
12 citations
,
March 2021 in “Molecules” This study found that a cedrol nanoemulsion improved hair growth and bioavailability compared to an ointment, demonstrating enhanced efficacy in vitro and in vivo.
12 citations
,
May 2019 in “Aesthetic Surgery Journal” This review highlights new treatment options for hair restoration, including platelet-rich plasma and stem cell therapy, which have shown efficacy in increasing hair count and density for androgenetic alopecia and alopecia areata, but presents no original clinical data.
January 2015 in “Durham e-Theses (Durham University)” This study found that glucose starvation and hypoxia are physiological triggers of ER stress in in vitro differentiated adipocytes, rather than high concentrations of saturated fatty acids, cholesterol, or proinflammatory cytokines.
211 citations
,
October 2001 in “The FASEB Journal” This study found that the BMP antagonist noggin induces hair growth in postnatal skin by neutralizing BMP4's inhibitory activity, potentially mediated by changes in Shh expression.
57 citations
,
November 1987 in “Pediatric Dermatology” This article reviews common hair growth abnormalities in children, emphasizing the importance of distinguishing normal development from potential signs of metabolic disorders and indicates no new clinical results.
5 citations
,
January 2021 in “Journal of Saudi Chemical Society” This study analyzed watercress oil and confirmed its phytochemical profile, UV absorption properties, and potential efficacy for hair growth, supporting traditional hot oil applications.
April 2026 in “Frontiers in Veterinary Science” This study observed that in privately owned, intact cats, male cats exhibited significantly higher long-term hair cortisol concentrations compared to females, while environmental and behavioral factors did not significantly impact cortisol levels, suggesting individual traits may influence stress markers more than external factors.
December 2025 in “Saudi Pharmaceutical Journal” This study developed a nanoemulsion containing Minoxidil, which showed effective stability and significantly increased hair growth rates in pretreated mice, suggesting its potential for treating hair loss.
September 2025 in “Journal of Drug Delivery and Therapeutics” This review highlights the hair follicle's structural and functional properties as an effective route for delivering active compounds in treating hair disorders, focusing on emerging carrier technologies to enhance targeted transfollicular delivery.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study reports that a low concentration of chitosan induces callose deposition and slows root hair growth in Arabidopsis, suggesting an evolutionary conservation of this response to mild biotic stress across plant types.
January 2023 in “Han'gug mi'saengmul saengmyeong gong haghoeji/Han-guk misaengmul saengmyeong gonghak hoeji” This study found that a mixed extract of N. jatamansi, O. basilicum, and C. sativus, particularly when extracted via steaming and ultrasonic methods, increased antioxidant content, stimulated melanin production for black hair, and promoted hair growth in mouse models, while maintaining high cell viability.
46 citations
,
January 2020 in “Theranostics” This study demonstrated that OSA hydrogels enhanced the stability and retention of dermal papilla-derived extracellular vesicles, which significantly improved hair regeneration in both cultured human hair and a mouse depilation model.
14 citations
,
November 2013 in “Journal of the American Society for Horticultural Science” This study observed that glycine inhibited root growth and stimulated root hair development in habanero pepper seedlings, with ethylene signaling suggested to mediate these effects.
30 citations
,
July 2017 in “Stem cells and cloning” This study found that scalp injection of fat enriched with stem cells may offer a promising alternative for treating early genetic alopecia in both men and women.
May 2026 in “Iconic Research and Engineering Journals” This review concluded that polyherbal hair oils, using key medicinal plants, may offer a validated and sustainable alternative to synthetic cosmetics for hair and scalp health, with potential for industrial standardization and clinical use.
April 2026 in “Ankara Üniversitesi Veteriner Fakültesi Dergisi” This study found that Mueller-Hinton Agar performed better than Dermasel Agar for antifungal susceptibility testing of feline dermatophytes, providing reliable susceptibility data for effective antifungal therapy.
170 citations
,
July 2012 in “Journal of Investigative Dermatology” In this study, researchers showed that Wnt ligands secreted by hair follicle epithelium are crucial for hair follicle regeneration and may be significant for treating hair disorders like alopecia.
120 citations
,
November 2014 in “Biological Reviews” This article explores the dynamic and energy-efficient nature of telogen hair follicles, challenging the notion of dormancy, and highlights their potential in advancing treatments for hair growth disorders.
34 citations
,
May 2012 in “International Journal of Molecular Sciences” This study found that Ecklonia cava enzymatic extract, particularly its component dieckol, promoted hair growth by increasing dermal papilla cell proliferation and inhibiting 5α-reductase activity in cultured vibrissa follicles and C57BL/6 mice.
12 citations
,
January 2010 in “European Journal of Dermatology” In this study, an ethanol extract of Crinum asiaticum was observed to significantly increase hair-fiber lengths and promote hair growth in rat vibrissa follicles and C57BL/6 mice.
January 2018 in “Springer eBooks” This abstract describes the use of lasers in hair transplantation for creating recipient sites and enhancing hair growth but reports no new findings.
July 1995 in “Journal of Dermatological Science” Cyclosporine starts hair growth faster, while minoxidil makes it last longer.
137 citations
,
September 2005 in “Proceedings of the National Academy of Sciences of the United States of America” In this study, researchers found that transgenic expression of the Hairless gene in keratinocytes can restore hair follicle regeneration in Hr-deficient mice by repressing Wise, a modulator of Wnt signaling.