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.
April 2026 in “Biosensors” In this study, red-light irradiation significantly increased hair follicle numbers and ATP levels in a mouse model, highlighting low-level laser therapy's potential to enhance hair regeneration and alter the skin metabolic microenvironment.
January 2020 in “Indian Journal of Pharmaceutical Sciences” This review discusses rodent models of human hair loss and highlights the potential of traditional medicinal plants as hair growth promoters, but reports no new clinical results.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This review reports that onion-derived products, like juice and oil, show potential benefits for hair regrowth in alopecia areata and scalp health due to their rich phytochemical content, but notes that further standardized formulations and rigorous clinical trials are needed to substantiate these effects.
October 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This review synthesizes current research on onion-derived preparations for scalp and hair health, highlighting their potential benefits in hair regrowth, microbial reduction, and follicular support, while noting gaps in standardized formulations and controlled clinical trials.