August 2026 in “Bulletin of the Medical Institute of Continuing Education” This observational study found that a high-dose biotin regimen of 10,000 mcg/day reduced hair loss and improved hair and scalp conditions in female patients with androgenic alopecia, with effects lasting beyond treatment discontinuation, warranting further investigation into biotin's role in combination therapy.
11 citations
,
October 2017 in “Journal of Investigative Dermatology” This study found that topical application of mitochondrial electron transport chain inhibitors stimulated hair follicle stem cell activation and hair regrowth in aged mice by promoting lactate production.
June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study reported that a newly developed polyherbal Ayurvedic hair oil significantly enhanced hair growth in albino rats, suggesting its potential as a promising natural formulation for hair regrowth.
October 2012 in “Journal of Dermatological Science” Erythropoietin can promote hair growth by increasing IGF-1 in hair cells.
94 citations
,
February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” This study concluded that epidermal growth factor may induce a 'catagen-like' phase in human hair follicles by disrupting normal cellular proliferation and migration patterns.
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 “JIIS (Jurnal Ilmiah Ibnu Sina): ilmu farmasi dan kesehatan” This study concluded that the optimum biotin microemulsion hair tonic composition involves span 80 (20%), tween 80 (9.47%), and PEG 400 (5%), providing favorable viscosity and globule size.
October 2022 in “Experimental Dermatology” This review discusses the development of hair-on-a-chip technology for hair follicle research and alopecia treatment, reporting no new clinical results but highlighting future research directions.
July 2025 in “Bioactive Materials” This review summarizes advancements in biomedical engineering for hair follicle regeneration, highlighting strategies like cell transplantation and tissue engineering to reconstruct hair follicles, and discusses both their technical limitations and potential future innovations in regenerative medicine.
June 2026 in “Journal of Cosmetic Dermatology” This study found that hair mesotherapy containing biomimetic peptides, vitamins, and micronutrients significantly improved hair parameters in patients with androgenetic alopecia and was well-tolerated over an 8-session treatment period.
July 2025 in “Clinical Dermatology Review” This study found that platelet-rich plasma therapy led to significantly increased hair growth and density compared to placebo in patients with androgenic alopecia over six months.
3 citations
,
December 2019 in “Biomedical dermatology” This study reported that recombinant sonic hedgehog proteins can promote hair growth by activating hair-related genes and signaling pathways, suggesting potential as a therapeutic agent in mice.
This study examines various growth factors' roles in hair cell function and suggests insulin-like growth factor may stimulate hair growth, while the precise mechanism of growth inhibition remains unclear.
14 citations
,
March 2015 in “Clinical and Experimental Dermatology” In this study, human placenta extract was observed to enhance the hair-growth-promoting effects of minoxidil and stimulate earlier and prolonged anagen phases in a mouse model.
November 2024 in “RECIMA21 - Revista Científica Multidisciplinar - ISSN 2675-6218” In this study, researchers investigated the use of the Pulse Booster Drug Delivery Mesojectgun technology for non-invasive treatment of scalp conditions, finding improvements in hair volume, thickness, and reduction of hair loss in four participants with alopecia after applying specific active ingredients.
July 2026 in “Periodontology 2000” This study reviewed exosome-mediated interventions for alopecia, finding that they enhance hair regeneration by stimulating key pathways and improving hair properties, with clinical studies showing increased hair density and patient satisfaction, though further trials are needed for widespread clinical use.
This literature review highlights recent advancements in hair follicle regeneration techniques, noting the potential of combining stem cell technology, 3D bioprinting, and epigenetic modulation to create precision therapies. However, it emphasizes ongoing challenges such as achieving long-term viability and scalability for clinical application.
August 2026 in “European Journal of Pharmacology”
January 2024 in “Archives of Biological Sciences (Beograd)” This study found that AP collagen peptides can promote hair growth by supporting the health of hair follicle cells, as they stimulate cell proliferation, counteract apoptosis, and enhance antioxidant enzyme expression, suggesting potential as a treatment for hair loss.
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.
17 citations
,
February 2015 in “International Journal of Molecular Sciences” This study found that keratinocyte stem/progenitor cell-conditioned medium significantly enhanced hair growth in mice and increased the proliferation of human hair follicle cells.
53 citations
,
March 2014 in “Growth Hormone & IGF Research” This study found that IGF-1 injections increased hair follicle number and growth phase duration in wild-type mice, suggesting potential for baldness treatment.
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.
28 citations
,
March 2007 in “E-Journal of Chemistry” This study found that a herbal hair oil containing 7.5% concentrations of specific plant extracts showed effective hair growth activity comparable to 2% minoxidil, with particularly promising results from oils prepared using the cloth pouch decoction method.
November 2013 in “Journal of clinical & experimental dermatology research” This narrative review discusses the potential of urinary bladder matrix as a bio-scaffold in hair restoration but provides no new clinical results or trials; it highlights regenerative technology and suggests further exploration.
2 citations
,
February 2019 in “JOJ dermatology & cosmetics” The study found that Anagen grow, a herbal serum, promotes hair growth elongation and may inhibit the alpha reductase enzyme, suggesting it as a safe, effective alternative to finasteride and beneficial alongside minoxidil for reducing scalp dryness.
July 2026 in “Journal of the American Academy of Dermatology” Exosomes might help hair regrow, but more human testing is needed.
December 2024 in “Journal of Dental Panacea” In this retrospective study, QR678 Neo, a biomimetic peptide treatment for androgenetic alopecia, improved hair density by 30% compared to 18% with platelet-rich plasma, with patients reporting higher satisfaction.
26 citations
,
May 2013 in “Marine Drugs” This study found that Ishige sinicola extract increased hair growth and cell proliferation in cultured vibrissa follicles and mice, suggesting potential benefits for treating alopecia through β-catenin activation and 5α-reductase inhibition.
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.