[OILINESS & RESIDUES]: Sebum oxidation and micro cracks on the scalp surface can create all these issues. It’s a vicious cycle and you want out.[INSTANT SCALP RELIEF]: Purifies the scalp and the fibre from residue, sweat and oil for a fresher and cleaner feel. [DERMATOLOGICAL ACTIVES]: Concentrated with 3% AHA, water-soluble acid. It helps to purify the surface of the scalp so that new cells can generate. [SCIENTIFICALLY PROVEN EFFICACY]: Up to 78% less scalp sebum in one use*. Brings more volume to the hair. *instrumental test, shampoo + 2-in-1 Dermo Purifier.