Sérum anti-chute fortifiant is a daily anti hair-fall fortifying serum for weakened hair, prone to thinning. Use once daily in the morning or before going to bed during a 6-week period. Apply 4 doses on dry or towel-dried scalp, section by section. 1 dose= 1 pipette until the mark. Do not rinse. In case of contact with eyes, rinse them immediately and thoroughly.