13 citations
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August 2021 in “Journal of Cosmetic Dermatology” This study found that Camellia sinensis (tea) extracts may protect hair from UV-induced damage and color change, with efficacy linked to higher concentrations of key compounds like catechins.
12 citations
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May 2013 in “International Journal of Dermatology” This study found that a non-ionic ethosomal carrier system significantly improved the delivery and adsorption of black tea extracts onto hair surfaces in vitro, suggesting its potential as a hair dye and protective agent.
December 2024 in “Proceeding International Collaborative Conference on Multidisciplinary Science” In this study, researchers developed a shampoo using ambon banana peel and green tea leaves, reporting that it showed positive characteristics and was safe for addressing hair loss, with optimal viscosity levels achieved in certain formulations.
September 2020 in “International journal of current pharmaceutical research” This study found that herbal creams containing tea tree oil significantly reduced hair growth in mice with hirsutism, while those containing reishi extract or both were less effective.
3 citations
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January 2014 This study concluded that a green tea extract hair tonic was stable, promoted more hair growth than 2.5% minoxidil, and did not cause skin irritation.
August 2021 in “Majalah Obat Tradisional” This study found that a hair tonic formulated from green tea extract showed similar hair growth-promoting activity to 2% Minoxidil in rabbits, without causing skin irritation or bacterial contamination.
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.
This study investigated whether combinations of green tea leaf and gotukola extracts could act as a hair growth stimulant but reports no definitive results on the most effective combination.
This study found that green tea extract showed more effective wound healing in rabbits with direct fire burns than an antibiotic ointment, particularly improving the skin's normal appearance and recovery rate.
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.
19 citations
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September 2009 in “PubMed” This case report highlights a patient who developed acute hepatitis after consuming an oral green tea derivative for hair loss, with recovery following the cessation of the product.
4 citations
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April 2023 in “JURNAL FARMASI DAN ILMU KEFARMASIAN INDONESIA” This study evaluated green tea extract-loaded spanlastic formulations and found that a vesicle builder to edge activator ratio of 8:2 produced optimal characteristics, including a particle size of 419.70 nm, an entrapment efficiency of 60.85%, and a drug loading of 11.07%.
3 citations
,
July 2013 in “Bioscience, Biotechnology, and Biochemistry” This study found that topically applied Chinese black tea extract, when fermented and combined with capsaicin, significantly promoted hair growth in mice, potentially involving estrogen receptor interactions.
3 citations
,
June 2009 in “The journal of alternative and complementary medicine/Journal of alternative and complementary medicine” This letter discusses the potential of green tea extract as a treatment for hirsutism but reports no clinical outcomes.
1 citations
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November 2023 in “Journal of cosmetic dermatology” This study developed a novel antidandruff shampoo with ketoconazole-coated zinc oxide nanoparticles that showed enhanced antifungal activity against Malassezia furfur compared to standard ketoconazole treatments, suggesting it could be a more effective alternative for dandruff management.
This study used an ex vivo human skin model to show that tropical conditions disrupt skin homeostasis, resulting in epidermal thickening and junctional flattening, and found that Kombucha tea extract may help preserve skin structure under such stress.
November 2025 in “Discover Food” This study found that a catechins-rich Assam tea extract demonstrated antioxidant effects and hair growth promotion in mice, suggesting its potential as a natural alternative for treating hair loss.
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.
August 2021 in “Journal of Fundamental and Applied Pharmaceutical Science” In this study, a 5% black tea extract hair tonic showed hair growth-promoting activity in rabbits, achieving 9.62 mm growth by day 18, with all tested formulas proving physically stable.
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.
January 2013 in “Food science and technology research” This study reported that green tea extract may promote the excretion of copper into the hair in mice.
April 2019 in “Agriculture and natural resources”
2 citations
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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.
February 2025 in “Natural Product Communications” This study found that combining natural extracts significantly boosted the stem cell functions of dermal papilla cells by enhancing β-catenin stability, promoting hair growth potential in vitro.
8 citations
,
January 2021 in “Advances in Traditional Medicine” In this study, black tea kombucha with and without MSM significantly improved hair density and length in mice, suggesting its potential as a natural hair regrowth treatment.
1 citations
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January 2023 in “Pharmacophore” This review examines the role of Epigallocatechin Gallate in aging epigenetics but reports no new research findings.
67 citations
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November 2019 in “Molecules” This review collected findings on the various cosmetic and therapeutic properties of tea extracts, highlighting their antioxidant, anti-inflammatory, and photoprotective effects among other benefits for skin and hair care.
4 citations
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December 2023 in “Advanced science” This study found that injectable gelatin/metal/tea polyphenol double nanonetworks significantly accelerated wound healing in diabetic wounds by enhancing cell migration and providing anti-inflammatory and antioxidant properties, without detectable cytotoxicity in tests.
May 2024 in “Molecules/Molecules online/Molecules annual” This narrative review reports that well-selected plant extracts and their active compounds may improve hair health by promoting hair growth and preventing hair loss, potentially aiding in developing targeted therapies for alopecia.
December 2022 in “Zenodo (CERN European Organization for Nuclear Research)” This article discusses the potential benefits of Surbhi Green Tea Shampoo, including hair strengthening and increased growth, but presents no new experimental evidence supporting these claims.