INOA stands for “Innovation No Ammonia” and is a breakthrough ammonia free odorless haircolor from L'Oreal Professionnel. INOA hair color delivers exceptional permanent haircolor results with supreme respect of the hair. Labratory testing shows that after nine applications, INOA colored hair is as smooth as before color was applied.

Trevi Hair Studio is proud to offer Inoa to our clients. As expert Inoa specialists, we strive to deliver the best products and services in the San Antonio, TX area. Our decision to offer Inoa to our valued customers is part of this commitment.