Refresh your hair and scalp, with the Nioxin 3-part System 4 Scalp & Hair Treatment. Ideal for people with coloured, thinning hair, as the formula utilises Scalp Access 2.0 Technology to promote the illusion of more volumised, bouncier tresses.

The final step in a 3-part process, the formula helps to drench your scalp in moisture, encouraging the look of health and durability.