solution: Schwarzkopf BC Bonacure Scalp Genesis Purifying Shampoo! The purifying shampoo with pH 4.5 - 5.0, StemCode™ Complex and Vitamin B3 Derivative degreases the scalp and removes excess sebum production and product residues from the hair. This brings sebum production back into balance.
Use: Apply to damp hair and rinse well.