Kérastase Specifique Potentialiste restores the balance of the scalp. Protects against external influences. Refreshes, energizes and soothes the scalp. Gives volume to the roots.Directions: use 1x daily (morning or evening) for a period of 3 weeks. Apply 3 doses to dry or towel-dried scalp, section by section. 1 dose = 1 pipette to the mark. Do not rinse