In this clinical trial, rosemary-lavender and rosemary-castor oils were found to significantly improve hair growth rate, thickness, density, length, and reduce hair fall compared to coconut oil over 90 days, indicating they may be effective natural alternatives for hair regrowth.
This case study highlights rose stem cell-derived exosomes combined with thulium laser therapy as a promising treatment for stress-induced alopecia areata, achieving significant hair regrowth and pigmentation without corticosteroid side effects, though further research is needed for broader application.
February 2026 in “Zenodo (CERN European Organization for Nuclear Research)” This review critically evaluated natural hair growth actives for the 2025–2026 marketplace and found they show potential as alternatives to conventional therapies for androgenetic alopecia, with favorable safety and patient acceptance, though challenges such as formulation instability and limited follicular penetration remain.
May 2025 in “International Journal of Biological and Pharmaceutical Sciences Archive” In an open-label clinical trial, this study found that applying Narasimham Hair Oil thrice weekly for 8 weeks significantly improved hair density, thickness, and scalp health among participants with hair thinning, with benefits persisting after treatment, and 95% reporting user satisfaction without adverse effects.
March 2025 in “Journal of Natural Product For Degenerative Diseases.” This literature review reports that natural ingredients like lavender, peppermint, and rosemary in hair products have demonstrated potential for strengthening, moisturizing, and regrowing hair, while being more environmentally friendly and safer compared to chemical alternatives.