Cuvée has a simple philosophy: Superior ingredients. Uncomplicated, multi-use products. Clinically proven results. So you can expect everything from your hair. It started with a birthday and a dousing of champagne and ended with a discovery. Champagne + skincare-grade ingredients = good (and good-for-you) hair. Rachel Katzman found the answer to great hair that she could get on her own, with little time, fewer products, and without sticky, greasy hands. Fast forward and clinical testing proved these ingredients make hair 2 X stronger, 4 X smoother and with 50% less breakage.