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.