This powerful purple shampoo is rich in neutralising agents to instantly remove brassiness and yellow undertones. Ideal for cool blondes and grey hair, the regular use of this shampoo provides durable anti-brassiness protection, keeping blonde shades cool for longer. It protects hair from daily oxidation and pollution, restoring shine and softness. Enriched with a potent combination of Hyaluronic Acid and Edelweiss flower, the formula instantly boosts blonde luminosity while deeply nourishing the fibre. To use: Wet hair then thoroughly remove excess water before applying a small amount of shampoo touch by touch onto 5 key zones of the hair. Add water and emulsify. Leave it on between 2 to 5 minutes. Rinse thoroughly. Kerastase recommend alternating with Bain Lumiere on a weekly basis or as a second shampoo for a deeper and hydrating cleanse. Today, more than ever, the world needs care - responsible and sustainable care. Since 2013, Kerastase has resolved to extend its expertise in the art of care by committing to using less virgin plastic. Drawing on their excellence in innovation, finding new ways to cut down on waste and empower their customers to make more sustainable choices. Kerastase is committed to optimising packaging whenever possible, using less virgin materials and more recycled materials, recyclable packaging and refillable delivery systems. Beginning with shampoo bottles and branching out to more and more products, they are creating a sustainable packaging program, with many more refill innovations to follow. Kerastase is also committed to more sustainable production and since 2019 their factory in Burgos, Spain has achieved carbon neutrality by improving energy efficiency and using 100% renewable energy. Since 2017 the Burgos production facility has also been a ‘waterloop’ factory. This means that 100% of the water used for production processes is recycled and reused in a closed loop. The External water network is only used in the composition of the products or for employee’s day to day needs.