Dominic Chase* Department of Trichology, University of Casino, Viale dell’Università, 03043 Cassino FR, Italy. Journal of Cosmetology & Trichology Introduction Chemical hair treatments, including coloring, straightening, perming, and relaxing, have become a prevalent part of cosmetic routines worldwide. While these treatments provide aesthetic benefits, concerns regarding their long-term impact on hair structure and scalp health […]





