Formulated for white, grey & platinium blonde hair, this shampoo cleanses hair and reduces any yellowing effect while adding subtle silver highlights. Organic Centaury extract, Centaurea cyanus L.,  is selected as for its richness in Cyancentaurein, a vegetal pigment with natural blue hues, proven to reduce yellowing. Hair is left soft, easy to style, and reveals all its beauty and radiance. • Anti-yellowing • 86% natural formula • Vegan • Biodegradable formula • Bottle 100% recycled and recyclable packaging • Dermatologically tested • Made in France Centaury is traditionally used to add silver highlights to white or grey/silver hair. We selected Centaurea cyanus L. because it is rich in cyanocentaureine. Cultivated in the Southwest of France according to certified organic farming methods, the flowers are dried away from the sunlight to preserve the quality of its pigments. For over 25 years, Klorane has been committed to the Klorane Botanical Foundation, which fosters a passion for botany and is commited to preserving and promoting plant heritage protection by sharing botanical knowledge around the world. The Foundation takes its commitment into the field through 3 essential missions: PROTECT plant species under threat EXPLORE the treasures of the plant world to better understand and protect them SHARE our botanical knowledge with the largest number of people, particularly children