June 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This literature review suggests that Cyperus rotundus L extract shows promise as a natural hair growth agent due to its bioactive compounds and mechanisms that stimulate hair growth, although more human clinical trials are needed to confirm its safety and efficacy.
May 2026 in “Bulletin of Pharmaceutical Sciences Assiut” This study observed that Globularia alypum L. ointment significantly boosted hair growth in female albino rats, increasing hair length more than the control group after 20 days, without showing toxicity even at high doses.
May 2026 in “Bioscientia Medicina Journal of Biomedicine and Translational Research” In this study, topical red onion ethanol extract significantly restored cutaneous antioxidant and pro-angiogenic markers in UV-B-exposed rats, enhancing SOD and VEGF levels dose-dependently, but did not influence hair length, suggesting potential as an adjunct for hair photoaging.
April 2026 in “SHILAP Revista de lepidopterología” In this study, Myrtus communis leaf extract significantly reduced IL-1α expression and increased VEGF expression in human keratinocytes, which the researchers suggest may be linked to its traditional use in treating hair loss and wound healing. Further investigation is needed to clarify its mechanisms.
April 2026 in “Clinical Cosmetic and Investigational Dermatology” In this study, exposure to Myrtus communis leaf extract significantly reduced IL-1α expression and increased VEGF expression in human keratinocytes, which may relate to its traditional use for hair loss and wound healing; further research is necessary to understand its mechanisms.
February 2026 in “Chinese Journal of Natural Medicines”
January 2026 in “Sciences and Clinical Pharmacy Research Journal” In this study, a 15% ethanol extract of Moringa oleifera leaves was most effective in improving wound healing, scab formation, and hair growth in hyperglycemic rats, compared to povidone iodine and lower extract concentrations.
January 2026 in “Journal of Burn Care & Research” This study found that a sericin-based hydrogel containing Psidium guajava L. extract significantly improved healing of full-thickness burn wounds in mice, with 89.66% wound closure by day 15 compared to 37.16% in controls, and exhibited beneficial effects on inflammation and oxidative stress markers.
January 2026 in “Ife Journal of Science” In this computational study, the researchers observed that compounds in rosemary extract showed promising interactions with proteins involved in androgenic alopecia, suggesting potential for hair growth promotion and hair loss prevention, warranting further in vitro and in vivo validation.
December 2025 in “JOPS (Journal Of Pharmacy and Science)” This study reported that microemulsions containing celery ethanol extract significantly promoted rabbit hair growth, with the 10% extract formulation enhancing hair length by 2.7 times compared to a control, while showing good physical stability and no skin irritation.
October 2025 in “Journal of the Korean Society of Cosmetology” This study found that applying a hair mist with dandelion extract before heat perming improved wave efficiency, tensile strength, and hair cuticle condition compared to a base mist or no pretreatment, demonstrating the extract's protective effects against heat damage.
October 2025 in “JCI Insight” In a mouse model, this study found that an ethanol-based rosemary extract speeds up wound healing and reduces scarring by activating the TRPA1 nociceptor in sensory neurons, with carnosic acid identified as a key component.
This study found that applying amaranthus extract cream to the scalp significantly improved terminal hair density, anagen hair count, and pilary index in men with male pattern hair loss, suggesting it may be a safe and effective supportive therapy.
This study examined the use of Purwaceng extract in shampoo formulations, concluding that a specific formula (Sample F1) showed good stability and safety, suggesting its potential effectiveness for hair health issues like dandruff and hair loss.
January 2025 in “International Journal of Endocrinology” This study found that the hydroalcoholic extract of the Dorema aucheri plant, especially at a 5% concentration, enhanced diabetic wound healing in male rats, improving re-epithelialization, collagen deposition, and neovascularization more effectively than other tested concentrations.
January 2025 in “Journal of Medicinal Food” This abstract mentions that while synthetic drugs like minoxidil and finasteride for androgenic alopecia have side effects, the characteristics of popular natural alternatives, such as soybean, remain largely unreported, despite consumer preference for these products.
January 2025 in “Turkish Journal of Trauma and Emergency Surgery” This study found that administering Rosmarinus Officinalis extract peritoneally shortly after surgery may raise the risk of evisceration at the abdominal incision site.
December 2024 in “Jurnal Mandala Pharmacon Indonesia” In this study, high-dose oral administration of Ramania leaf ethanol extract in Wistar rats resulted in no significant acute toxicity symptoms, though gastric ulcers and hair loss were observed. The extract is classified as non-toxic under specified guidelines, with an LD50 greater than 5000 mg/kg.
November 2024 in “Traditional & Kampo Medicine” This study found that kumazasa extract promotes hair growth in a mouse model and human hair follicle cells, with effects similar to minoxidil, but it did not cause the inflammation observed with minoxidil use.
August 2024 in “Majalah Obat Tradisional” This study found that microemulsions containing ethanol extract of cayenne pepper were effective in enhancing hair growth in rabbits, with the 0.2% concentration achieving the most significant results over a 30-day period, compared to a negative control.
July 2024 in “Journal of Investigative Dermatology” Propolis extract can promote hair growth and increase keratin production.
July 2024 in “Natural Product Research” Nk-EE may help treat hair loss by promoting hair growth and preventing hair follicle damage.
May 2024 in “Journal of Agricultural and Food Chemistry” In a study using mice, researchers observed that Cacumen platycladi fermented with Lactiplantibacillus plantarum CCFM1348—both as postbiotics and synbiotics—promoted hair growth, potentially by engaging the Wnt/β-catenin signaling pathway and enhancing growth factor expression.
March 2024 in “Journal of Society of Cosmetic Chemists of Japan” In this study, a medicated hair growth tonic containing RJ extract increased hair counts, the proportion of anagen phase hairs, and scalp moisture in human trials, although the specific role of RJ in hair growth remains unclear due to other active ingredients.
March 2024 in “DOAJ (DOAJ: Directory of Open Access Journals)” This study found that minoxidil nanoparticles significantly increased hair growth in mice compared to commercial minoxidil and rosemary extract, demonstrating improved delivery and follicular uptake.
January 2024 in “Journal of Medicinal Food” This study found that Nephelium lappaceum extract restored hair growth more effectively than finasteride in mice with testosterone-inhibited hair growth, suggesting its potential as a nutraceutical for hair growth.
July 2023 in “International Journal of Molecular Sciences” In this study, Trapa bispinosa Roxb. pericarp extract demonstrated inhibitory effects on 5α-reductase activity both in vitro using LNCaP cells and in vivo in a mouse model of benign prostatic hyperplasia, suggesting its potential role in managing the condition.
July 2023 in “International journal of research publications” In this study, topical application of 45% robusta green coffee bean extract in male wistar rats did not significantly enhance hair growth but effectively inhibited the increase of 5α-reductase type 1 levels when exposed to testosterone.
May 2023 in “Frontiers in Pharmacology” Water extract of cacumen platycladi helps hair growth by affecting specific cell pathways.
April 2023 in “Tikrit journal of pharmaceutical sciences” This pilot study found that ginger may improve hair growth and allow for a reduction in prednisolone dosage by mitigating oxidative stress in patients with alopecia areata over 60 days.