Shu Uemura Yūbi Blonde Anti-Brass Purple Heat Protecting Hair Serum

Shu Uemura Yūbi Blonde Anti-Brass Purple Heat Protecting Hair Serum is a lightweight leave-in treatment for blonde, highlighted, or bleached hair. The formula features violet pigments that neutralize unwanted yellow or brassy tones, enhancing cool, luminous blondes. It provides up to 230°C heat protection and smooths frizz while adding softness and radiant shine. Ideal for daily use, this serum keeps blonde hair bright, healthy, and protected.

Directions
Apply 1–2 pumps to damp hair before blow-drying or heat styling. Focus on mid-lengths and ends. Do not rinse.