November 2025 in “Andalas University eThesis (Andalas University)” This study found that a rosemary extract hair tonic at concentrations up to 15% effectively promotes hair growth in male Wistar rats, achieving longer and thicker hair compared to minoxidil 2%, and causing fewer side effects.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study formulated a herbal hair growth serum with rosemary oil, demonstrating satisfactory physicochemical and microbiological characteristics, but further research is needed to confirm its stability and efficacy.
November 2025 in “Current Cosmetic Science” This study reviews the potential of rosemary for hair loss treatment, highlighting its beneficial bioactive compounds that may support healthier scalps and promote hair growth, though inconsistencies in formulations and lack of long-term safety data suggest more research is needed.
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March 2023 in “PubMed” In this research, a 1% rosemary extract hair lotion was found to promote hair growth in mice more effectively than a standard minoxidil treatment.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This study formulated a rosemary oil-based herbal hair serum with satisfactory physicochemical and microbiological characteristics, suggesting potential as a plant-based hair care option, but its long-term stability and efficacy need further investigation.