Nutri supplement scalp serum by kerastase is a moisturising scalp serum for dry scalps'. '.strtoupper('a') niacinamide enriched serum that provides hydration and care to nourish dry hair and scalp'. '.strtoupper('t')his dry scalp serum has a non greasy fluid formula that provides hydration and care for the scalp'. '.strtoupper('b')ottle made of 20% recycled glass'. '.strtoupper('t')o use step 1 apply section by section on dry or damp scalp'. '.strtoupper('2') to 4 doses depending on your hair thickness'. '.strtoupper('s')tep 2 massage to distribute evenly'. '.strtoupper('s')tep 3 blow dry do not rinse'. '.strtoupper('u')se as often as needed'. '.strtoupper('t')oday, more than ever, the world needs care responsible and sustainable care'. '.strtoupper('s')ince 2013, kerastase has resolved to extend its expertise in the art of care by committing to using less virgin plastic'. '.strtoupper('d')rawing on their excellence in innovation, finding new ways to cut down on waste and empower their customers to make more sustainable choices'. '.strtoupper('k')erastase is committed to optimising packaging whenever possible, using less virgin materials and more recycled materials, recyclable packaging and refillable delivery systems'. '.strtoupper('b')eginning 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'. '.strtoupper('k')erastase 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'. '.strtoupper('s')ince 2017 the burgos production facility has also been a 'waterloop' factory'. '.strtoupper('t')his means that 100% of the water used for production processes is recycled and reused in a closed loop'. '.strtoupper('t')he external water network is only used in the composition of the products or for employee's day to day needs.