July 2025 in “JURNAL BIOLOGI TROPIS” In this animal study, the researchers reported that a shampoo containing 2.5% teak leaf extract and 0.30% virgin coconut oil significantly increased hair growth rate and reduced hair loss in mice, suggesting potential benefits for addressing hair loss.
May 2025 in “International Journal Of Science Technology & Management” This study focused on developing a pomade called "Hyung Hair" made from rambutan leaf extract, which showed potential benefits such as reducing hair loss and slowing gray hair growth, with a feasibility analysis indicating the business's viability.
March 2025 in “Formosa Journal of Sustainable Research” In this study involving male mice, Mangkokan leaf extract (Polyscias scutellaria) at a 7% concentration was found to heal incision wounds faster compared to 3% and 5% concentrations.
March 2025 in “Molecules” This study found that Kyoh®, a flavonol-rich extract from rocket leaves, may promote hair growth by enhancing the expression of hair growth-related genes in laboratory conditions.
March 2025 in “Molecules” This study explored the in vitro skin penetration of two compounds from Tectona grandis leaf extract used for standardization and found that compound 1 penetrates more efficiently than compound 2, especially with a propylene glycol enhancer.
August 2024 in “Journal of the Korean Society of Cosmetology” The research reported that applying treatments with wild peach leaf extract during hair dyeing improved hair's tensile strength, thickness, gloss, and protective qualities in a concentration-dependent manner, suggesting potential for use in natural hair cosmetics.
In this in-vitro study, neem leaf extract, combined with oils from Eucalyptus citriodora and Cymbopogon martini, inhibited dermatophyte growth responsible for tinea capitis, showing potential for developing a treatment formulation against the infection.
March 2024 in “Journal of Evidence-Based Integrative Medicine” This study found that a hair tonic containing 1% teak leaf extract significantly increased hair growth and user satisfaction in men with androgenic alopecia after 24 weeks, without causing adverse effects, and was comparable to the standard treatment, minoxidil.
February 2024 in “Trends in Sciences” This study examined the stability of two 5α-reductase inhibitors in Tectona grandis extracts, finding that they are more stable in acidic environments and degrade rapidly under heat and light unless protected, suggesting the need for careful storage when developing anti-hair loss medications.
January 2024 in “http://isrctn.com/” Teak leaf extract hair tonic was tested for hair growth and safety.
December 2023 in “International Journal of Health and Pharmaceutical” This study investigated the effects of a derma pen treatment using green betel leaf extract cream on hair development in female Wistar rats, highlighting the antioxidant and anti-inflammatory properties of betel leaves that may aid in hair growth and condition.
August 2023 in “Gadua Journal of Pure and Allied Science” This study on diabetic rats reported that Ziziphus spina-christi ethanol leaf extract significantly reduced blood glucose levels and improved liver and kidney function, suggesting possible benefits in managing diabetes symptoms in this animal model.
August 2023 in “Skin Research and Technology” In this clinical trial, oral consumption of a persimmon leaf extract-containing complex significantly increased hair density and thickness over 24 weeks compared to a placebo, although improvements in hair gloss were not statistically significant.
January 2021 in “Natural Products Chemistry & Research” This study found that Datura metel leaf and flower extracts could improve hair growth, with leaf extracts prompting quicker growth and mixed extracts enhancing overall regrowth effectiveness in animal models.
December 2020 in “Jurnal Kedokteran Hewan” In this study, researchers found that cayenne leaf extract significantly enhanced hair length and quantity in mice, with a 10% concentration being the most effective for stimulating growth.
September 2020 in “Pharmauho/Pharmauho : Jurnal Farmasi, Sains dan Kesehatan” This study concluded that hair tonic formulated with galangal rhizome and Aloe vera extract was stable according to the Indonesian National Standard, showing consistent organoleptic, pH, and viscosity characteristics after stability testing.
1 citations
,
September 2017 in “Journal of Investigative Dermatology” This research observed that Backhousia citriodora leaf extract effectively reduced sebum production and improved sebum composition across different ethnicities, significantly decreasing skin oiliness and the likelihood of shiny skin when used in a cream applied twice daily for 28 days.
2 citations
,
April 2021 in “Asian pacific Journal of Tropical Biomedicine” This study found that Origanum vulgare extract significantly ameliorated finasteride-induced liver and kidney damage in mice by improving biochemical indices, reducing inflammation, and enhancing antioxidant status in a dose-dependent manner.
2 citations
,
August 2020 in “Natural Product Communications” This study found that the topical application of a mixture of Platycladus orientalis leaf extract and α-terpineol promoted hair growth in mice by inducing early anagen transition and increasing growth factor expressions.
1 citations
,
October 2023 in “Animals” This study found that supplementing raccoon dogs' diets with 0.25 g/kg Platycladus orientalis leaf extract improved growth performance and altered intestinal microbiota, but higher doses may have adverse effects.
1 citations
,
December 2022 in “International Journal of Science for Global Sustainability” This study found that Mitracarpus hirtus extracts showed potential antifungal activity against Tinea capitis in vitro, with ethylacetate extracts demonstrating the highest inhibitory effects.
August 2026 in “Journal of the Korean Society of Cosmetology” In this study, researchers observed that Sedum takesimense extract improved the surface properties, moisture retention, tensile strength, and wave formation of damaged hair compared to a water control, even after additional chemical and UV damage, suggesting its potential as a protective hair treatment.
July 2026 in “International Journal of Drug Delivery Technology” This study evaluated a Piper betle leaf emulgel for topical use and found it to have good stability, non-irritant properties, and significant hair growth activity in albino mice, suggesting its potential for dermatological and hair growth applications.
February 2026 in “International Journal of Molecular Sciences” This study investigated the photoprotective properties of Brazilian pepper tree extract against UV-induced damage in skin cells, reporting that it enhanced expression of genes relevant to skin health and showed superior activity compared to standard antioxidants.
September 2025 in “Frontiers in Pharmacology” This study suggests that P. orientalis leaf-derived EVs could offer anxiolytic, antidepressant, and sleep-inducing benefits by affecting neurotransmitter levels and reducing inflammation, particularly when administered intranasally.
August 2025 in “Journal of the Korean Society of Cosmetology” In this study, a 5% Gymnema sylvestre leaf extract formulation applied to C3H mice showed significantly delayed hair regrowth by increasing TGF-β1 and TGF-β2 expression while reducing β-catenin levels, suggesting its potential as a natural hair growth inhibitor.
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.
July 2024 in “Drug and Chemical Toxicology” Moringa oleifera leaf extract protects skin from damage caused by sodium valproate.
2 citations
,
August 2022 in “Korean journal of medicinal crop science/Han-gug yagyong jagmul hag-hoeji” This study investigated the antioxidant and anti-inflammatory effects of the plant extract BLH308 and its potential to reduce hair loss, showing significant antioxidant activity in vitro.
11 citations
,
August 2022 in “Evidence-based Complementary and Alternative Medicine” This study found that methanolic extract of Eclipta alba leaves exhibited strong antibacterial effects against certain pathogens including methicillin-resistant Staphylococcus aureus, but it showed no activity against Mycobacterium tuberculosis, including drug-resistant strains.