August 2024 in “Faedah Jurnal Hasil Kegiatan Pengabdian Masyarakat Indonesia” In this community outreach, participants in Langkat were educated about the benefits of gotu kola leaves as a natural facial moisturizer, resulting in improved knowledge, especially among children, teenagers, and mothers, as shown by pre- and post-test gains.
December 2021 in “Jurnal ilmiah Manuntung” This study tested a hair tonic containing gotu kola and garlic extracts on rabbits, finding that the formulation with 5% gotu kola and 0.04% garlic showed promising hair growth results and remained stable during storage.
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.
14 citations
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June 2024 in “Food Chemistry X” This review highlights that pomegranate leaf exhibits potential health benefits, such as anti-cancer, anti-diabetic, anti-inflammatory, and neuroprotective effects in vitro and in animal models, but calls for comprehensive human clinical trials to confirm these therapeutic benefits and ensure safety.
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.
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.
21 citations
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February 2023 in “Pharmaceuticals” This study reports that extracts from pomegranate leaves contain bioactive compounds with antioxidant, antimicrobial, and skin-beneficial properties, suggesting their potential use in nutraceutical and cosmeceutical applications.
April 2022 in “Jurnal Penelitian Farmasi dan Herbal” In this study, hair tonic containing 15% patchouli leaf extract showed the greatest hair growth in rabbits, with higher concentrations leading to faster regrowth.
4 citations
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August 2017 in “Cosmetics” This study observed that Biota orientalis L. leaf extract may promote hair growth and suppress sebum production in human cells, suggesting potential benefits for hair restoration.
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.
1 citations
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February 2022 in “International Journal of Health and Pharmaceutical (IJHP)” This study found that a combination of cantigi and henna leaf extracts, in a 1:2 ratio, demonstrated the strongest antioxidant activity with an IC50 value of 29.85 µg/mL.
November 2025 in “Journal of Microbiology and Biotechnology” This study demonstrates that pea sprout extract promotes hair growth by activating specific signaling pathways and providing antioxidant and anti-inflammatory effects, suggesting its potential as a natural alopecia treatment.
July 2019 in “Majalah Obat Tradisional” This study reported that a 4% water fraction of green tea leaf extract showed the most effective hair growth promotion in rabbits.
December 2021 in “Ad-Dawaa' Journal of Pharmaceutical Sciences” This study concluded that hair tonic formulations using extracts of green tea leaves, celery leaves, or their combination can effectively promote hair growth in guinea pigs, with the fastest growth seen using a 2.5% green tea to 7.5% celery leaf extract ratio.
In this study, the combination of binahong leaf and lemongrass extracts was found to effectively inhibit the growth of the dandruff-causing fungus Pityrosporum ovale, with the strongest fungal growth inhibition observed at a 50% concentration of each extract.
13 citations
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May 2019 in “Cancer Prevention Research” This study found that a three-month regimen of leucoselect phytosome, a grape seed extract complex, was well tolerated and significantly reduced bronchial proliferation markers in heavy active and former smokers.
4 citations
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September 2022 in “Indian Journal of Pharmaceutical Education and Research” This study found that methanolic leaf extract of Plumbago zeylanica L. demonstrates strong thrombolytic and antioxidant activities and shows promise as a source of such agents.
3 citations
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October 2018 in “International Journal of Green Pharmacy” This study suggested that an herbal shampoo containing Piper betle and Psidium guajava leaves extract may promote hair growth due to its antioxidant properties and showed stability for two months.
May 2024 in “Jurnal Penelitian Farmasi dan Herbal” In this experimental study using male rabbits, researchers found that a 7.5% concentration of green tea leaf ethanol extract hair tonic was nearly as effective in promoting hair growth as the positive control, minoxidil, over a 21-day period.
8 citations
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September 2016 in “Asian journal of beauty & cosmetology” In this study, the methanol-ultrasound extract of Dendropanax morbifera leaf showed potential for use in functional cosmetics and hair growth products due to its high antioxidant capacity and effects on growth factor expression without cytotoxicity.
June 2017 in “Asian journal of pharmaceutical and clinical research” This study found that a green tea extract gel was stable across various temperatures, did not cause eye irritation, and significantly increased eyelash growth compared to a placebo after two months of use in human volunteers.
April 2016 in “Journal of Investigative Dermatology” This study found that gypenosides from Gynostemma pentaphyllum increased procollagen synthesis in vitro and reduced periorbital wrinkles by about 14% in a clinical trial with 24 women.
44 citations
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January 2007 in “Biological & pharmaceutical bulletin” This study found that Piper nigrum leaf extract showed in vivo anti-androgenic activity and potent 5α-reductase inhibitory effects, with piperine and (−)-cubebin identified as active components.
1 citations
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January 2022 in “Journal of Oleo Science” This study found that an aqueous extract of Phyllanthus emblica, primarily containing gallic acid, can activate hair growth gene expression and is effectively delivered to hair follicles using transfersomes.
1 citations
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February 2022 in “Zenodo (CERN European Organization for Nuclear Research)” This study found that Peperomia pellucida extract may promote hair growth, improve male libido and fertility, and support renal cell health.
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.
July 2018 in “Media Informasi” This study found that a 3:2 combination of pandan leaf and mother-in-law's tongue extracts in hair tonic showed similar hair growth activity as 5% minoxidil after three weeks.
7 citations
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December 2022 in “Plants” This study suggests that guava leaf extract may inhibit hair loss by downregulating genes involved in androgen synthesis, potentially offering a natural alternative for treating androgenetic alopecia.
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.
31 citations
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October 2020 in “Journal of nanomaterials” This study suggests that silver nanoparticles synthesized using Grewia optiva leaf extract exhibit stronger antibacterial and antioxidant properties than the leaf extract alone.