18 citations
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November 2014 in “Journal of Agricultural and Food Chemistry” This study found that ethanol-extracted propolis stimulated hair growth in mice by promoting the proliferation of hair keratinocytes.
23 citations
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November 2015 in “Phytotherapy Research” This study found that cucurbitacin I from bitter melon most effectively inhibited the growth of lung cancer cells and promoted hair cell growth in cell cultures.
November 2025 in “EXPERIMENTAL ANIMALS” In this murine study, researchers found that topical treatment with Philippine stingless bee propolis increased folliculogenesis, epidermal thickness, and melanogenesis, but not hair length, potentially supporting hair follicle regeneration and melanocyte function in chemotherapy-induced alopecia models.
June 2021 in “Current Biochemistry” This study determined that a 6.25% concentration of propolis effectively inhibits the growth of dandruff-causing bacteria, with effectiveness values of 223.52% and 99.59% compared to ketoconazole and another propolis extract, respectively.
11 citations
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January 2014 in “Open journal of veterinary medicine” In these clinical cases, topical propolis treatment effectively resolved canine dermatophytosis, including hair regrowth, with no known side effects, suggesting it as a promising natural treatment option.