Kerastase Symbiose Anti Dandruff Night Serum 90mlThe Symbiose anti dandruff hair serum helps to target dandruff at the source while you sleep when scalp regeneration is at its most. With 8 hours of continuous action, dandruff and flakes are eliminated while the prebiotic helps to balance scalp microbiome. The non sticky and non greasy dandruff scalp serum formula makes it the perfect scalp treatment for all hair types. After continuous use, scalp looks healthier and stronger. Benefits: Prebiotic