Nioxin
System4
Leave-in treatments for hair and scalp
For natural hair with moderate loss
100ml

The Nioxin System 4 Leave-In is designed to counteract advanced loss of colour-treated, dry or damaged hair. It is the final step of the Nioxin Hair Treatment Kit routine. It has a refreshing effect on the scalp, while adding thickness and density to the hair. Clinically and dermatologically tested.

It helps to refresh the scalp and increase the thickness of each strand, giving the hair a denser and fuller appearance. Provides essential nutrients and antioxidants to the scalp, nourishing it and protecting it from damage. This treatment contains ingredients that protect the scalp and hair from UV rays.



Discover Nioxin, the world's #1 professional brand¹ for thicker, denser, healthier hair². Pioneer of a revolutionary philosophy: "It all starts with a healthy scalp!" Thanks to over 35 years of Clinique research, Nioxin turns its scalp expertise into real innovations with proven results. Because everyone deserves healthy hair, Nioxin is committed to visible results! 30 days to change? Nioxin supports you with unique kits and Expert Treatment solutions for thicker, denser and healthier hair in just 30 DAYS!



Clinically tested. ¹The #1 professional brand. 1, with sales worldwide. ²Based on data from Kline & Company. ³Based on a survey conducted by SIRS in the United States in 2016 of 230 users concerned about hair loss (each tested 1 Nioxin routine).