System 2 delivers denser looking hair whilst strengthening against damage nioxin starter kit system 2 is a three step restorative system to bring vitality and volume back to your fine and natural noticeably thinning hair bioamptm adds thickness and strength whilst activ renewaltm gives a more youthful looking scalp and fuller healthier looking hair scalp accesstm delivery system helps protect nutrients as they moisturise and energise the scalp and hair combined with spf scalp protecti