Nioxin System 4 Scalp + Hair Conditioner - Hair Thickening Conditioner System 4 This professional thinning hair treatment

This professional thinning hair treatment is a density-protection treatment that provides an up to 97% reduction in hair breakage* Deep Protect Density Mask deeply conditions dry or colored hair

except for the Hair Booster which is applied prior to the Serum

Nioxin’s System 4 Scalp & Hair Treatment is the final step of the three-part system

If you are using a Nioxin System Kit

Nioxin’s System 3 Scalp & Hair Treatment is the final step of the three-part system

Nioxin System 4 Scalp + Hair Conditioner - Hair Thickening Conditioner System 4 This professional thinning hair treatmentNioxins scalp therapy conditioner system 4 for colored hair with progressed thinning is the second step of a three part Nioxin regimen, specially formulated to strengthen the hair and amplify hair structure. This lightweight professional hair & scalp conditioner helps to retain moisture balance , providing hair resilience reducing breakage and leaves the hair fuller looking.