The Shu Uemura Izumi Tonic Thickening Serum is formulated to provide meaningful strengthening benefits for your hair. This serum works to enhance hair density and resilience, making your hair feel fuller and significantly stronger from root to tip. It is an essential addition to your routine for achieving visibly thicker and healthier-looking locks. Ideal for daily use, incorporate this high-performance serum into your styling regimen to build body and provide lasting support for fine or thinning hair.