Target thinning whilst deeply hydrating locks with the NIOXIN 3-Part System 4 Scalp Therapy Revitalizing Conditioner; a thickening, colour-protecting treatment that helps to restore moisture balance, boosting resilience to coloured hair with progressed thinning. Enriched with Pro-Color Shield Technology to help remove follicle-clogging sebum, fatty acids & environmental residue from the scalp & hair, the thickening formula unleashes the volumising powers of Bioamp & Scalp Access Delivery 2.0. These two technologies work in tandem to improve thickness, control moisture balance, amplify hair structure & deliver UV-protection. Suitable for coloured, thinning hair.