Nutri-Supplement Split Ends Serum by Kérastase is a high-nutrition ultra-sealing split ends serum for dry hair with split ends.This split ends treatment contains anti-dryness polymers to seal dry ends, preventing the appearance of split ends. It also delivers a dose of essential nutrients that boost the formula’s ability to nourish and reinforce the hair.The extremely nourishing oil acts as an anti-dryness for split ends and has a translucent oily texture. Up to 4X more split ends prevention.* Bottle made of 20% recycled glass. *Instrumental test results after application of Split-Ends SerumBenefits:Instantly fills lipids to replenish tipsLocks in nutrition to prevent the appearance of split endsCreates a protective barrier to fight against chronic dryness2x less split ends*4x more split ends prevention*+61% of immediate hydration & 72H of nutrition*+99% of stronger hair**Instrumental test, after application of Nutri-Supplement split ends serumHow to apply:STEP 1: Apply 5 drops of this split ends serum to wet ends, as a leave-in treatment.STEP 2:Style as desired. Do not rinse.In case of contact with eyes, rinse them immediately and thoroughly. If irritation occurs reduce the frequency of use.Nutri-Supplement Split Ends Serum can be used after the entire Nutritive routine.