Nioxin System Shampoo

Nioxin System 4 is a cleanser shampoo formulated for fine, color-treated hair experiencing progressive thinning. This targeted formula gently removes buildup while preserving color vibrancy in weakened strands. The system combines gentle cleansing agents with nourishing ingredients to strengthen and protect thinning hair. Use as part of the Nioxin System 4 regimen for optimal results on fine, compromised hair.