Nioxin Diameter System 3 Scalp & Hair Treatment (Colored Hair, Light Thinning, Color Safe) 100ml best-seller or style with a diffuser

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Nioxin Diameter System 3 Scalp & Hair Treatment (Colored Hair, Light Thinning, Color Safe) 100ml best-seller or style with a diffuserNioxin Diameter System 3 Scalp & Hair Treatment is a color safe solution designed for colored hair with light thinning, offering a thicker, more voluminous look while preserving vibrant color. It is Step 3 in the 3D Care System Kit 3. Key Features Size: 100 ml bottle. Color safe: Formulated for color treated hair and designed for light thinning. System Step: Step 3 of the 3D Care System Kit 3. Technology: Developed with Transactive Delivery System 2.