June 2025 in “Journal of Cluster Science” Metal nanoparticles show promise for treating hair loss but need more research to ensure safety.
2 citations
,
August 2022 in “Aesthetic Plastic Surgery” 
14 citations
,
May 2022 in “Asian Journal of Pharmaceutical Sciences” New hair follicle-targeting treatments show promise for hair disorders but need more research on safety and effectiveness.
7 citations
,
July 2022 in “Pharmaceutics” The microneedle device with rapamycin and epigallocatechin gallate effectively promoted hair regrowth in mice.
19 citations
,
May 2021 in “Clinical, Cosmetic and Investigational Dermatology” Minoxidil and finasteride are the best for non-scarring hair loss; more research is needed for scarring hair loss treatments.