Product Overview Nioxin Cleanser System 4 300ml is an advanced treatment for thinning hair of a fine texture that has been chemically treated. Benefits Remove follicle clogging sebum, environmental residues & fatty acids from your hair & scalp skin with Nioxin Cleanser System 4 which helps to cleanse away all the build up in your hair to leave it looking thicker & healthier. Key Technology Nioxin Scalp Treatment System 4 contains Glyco-Shield which helps to provide protection & moisture balance to your hair, Bio Amp which helps to strengthen your hair & a Scalp Access Delivery System which helps to clear residues from your scalp skin as well as providing sun protection for your scalp.