The Kérastase Nutritive 8H Magic Night Serum is designed to effectively treat hair problems such as breakages, dehydration, lack of shine and fragmented ends. Ideally, this night serum is responsible for replenishing your hair and preventing it from imminent breakages and dryness. Moreover, you can use it to make your hair resilient to harmful external elements that are responsible for stressing and damaging your hair. The Kérastase Nutritive 8H Magic Night Serum is a non-oily formula that comes in a 90ml can. It contains a mixture of iris root extracts that are combined with five indispensable vitamins that meritoriously work on your hair to leave it feeling lightweight and grandly replenished. It also features an elegant cologne that develops when you are asleep. Squeeze a dose of about 3 drops of the serum into your hand and knead it on your wet or dry hair evenly. Let it stay overnight to replenish your hair. No rinsing is needed when you wake up.