research Fabrication of carboxymethyl cellulose/hyaluronic acid/polyvinylpyrrolidone composite pastes incorporation of minoxidil-loaded ferulic acid-derived lignin nanoparticles and valproic acid for treatment of androgenetic alopecia
In this study, researchers developed a composite paste system using minoxidil-loaded nanoparticles and valproic acid, enhanced by roller-microneedles, which significantly stimulated hair regeneration and perifollicular vascularization in an androgenetic alopecia mouse model, reducing side effects compared to traditional treatments.

