Dermo-protective shampoo for normal and delicate hair.your scalp can be weakened during or after an anti-dandruff treatment. elution shampoo gently cleanses your scalp and reduces the risk of recurring dandruff thanks to its very gentle cleansing base combined with soothing active ingredients.directions for use apply to a wet scalp massage gently. rinse. reapply and leave on for a short while. use as often as needed.