24 citations
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February 2016 in “PubMed” This study found that royal jelly may have a cardioprotective effect against paclitaxel-induced damage in rats by reducing oxidative and nitrosative stress, lowering cardiac biomarker levels, and mitigating heart tissue injuries.
August 2026 in “Clinical Traditional Medicine and Pharmacology” In this study, a royal jelly formulation applied for 12 weeks led to significant improvements in hair elongation and gloss among individuals with self-perceived hair thinning, although changes in hair density were mild compared to placebo.
May 2023 in “Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis” This study found that royal jelly extract, popular for surgical wound healing, contains stable levels of flavonoids and phenols for up to 28 days.
March 2024 in “Journal of Society of Cosmetic Chemists of Japan” In this study, a medicated hair growth tonic containing RJ extract increased hair counts, the proportion of anagen phase hairs, and scalp moisture in human trials, although the specific role of RJ in hair growth remains unclear due to other active ingredients.
581 citations
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February 1998 in “The American Journal of Medicine” This review discusses the potential adverse effects of herbal remedies, such as allergic reactions and drug interactions, and reports no new clinical findings; the authors suggest the risks might be underestimated.