Serioxyl denser hair from loréal professionnel to densify the hair its formula composed of 5% stemoxydine acts on the bulb and reveals up to 1700 hair in 3 months neo-hesperidin has antioxidant properties use : on wet chveuex after care 2, make 4 separation lines from front to back, apply a dab of serioxyl product on the scalp and distribute evenly over the entire line pass the comb to lengthen the treatment, do not rinse container : 90ml.