Nioxin Hair Care System 4 Kit for color treated hair with progressed thinning amplifies hair structure and protects against hair breakage. This unique set of three professional hair products, based on an advanced skin care approach, is specially formulated as a hair thickening treatment, delivering fuller-looking hair and color protection. The Nioxin System 4 regimen reduces hair loss due to breakage, strengthens the hair and delivers a healthy shine to color treated hair, while refreshes the scalp. The Nioxin Cleanser Shampoo removes dirt, excessive oil and other environmental residues from the scalp and hair. Nioxin Scalp Therapy Conditioner is a lightweight conditioner that helps provide hair resilience, hydrates scalp and hair from root to tip. Nioxin Scalp & Hair Treatment refreshes the scalp and increases hair volume of every strands.

Shampoo to remove follicle-clogging sebum

This professional shampoo is formulated with Pro-color Shield technology to remove follicle-clogging sebum, fatty acids, and environmental residues while providing moisture balance and color protection.

Conditioner to increase hair resilience and moisture

Scalp Therapy Revitalizing conditioner with BioAmp technology helps to retain moisture balance. It is specially indicated for natural hair with progressed-thinning and leaves it fuller-looking.

Treatment to refresh the scalp and increase hair volume

This diameter-increasing leave-in hair and scalp treatment is particularly formulated for colored hair with progressed thinning Nioxin's treatment Scalp Access 2.0 technology helps prevent hair loss due to breakage, providing a refreshed scalp environment.

Set Includes

• x1 Nioxin 4 Cleanser Shampoo 5.07 oz (150mL)
• x1 Nioxin 4 Scalp Therapy Conditioner 5.07 oz (150mL)
• x1 Nioxin 4 Scalp and Hair Treatment 1.4 oz (40mL)

Product Features

• Complete professional hair thickening treatment, Nioxin System 4 for color treated hair with progressed thinning.
• Nioxin System 4 leaves hair thicker, fuller looking and with a vibrant color.
• Nioxin System 4 hydrates scalp and hair from root to tip to provide thicker, fuller hair from the first use.
• Reduces hair loss due to breakage and strengthens the hair.
• Helps remove dirt, excessive oil and other environmental residues from scalp and hair.
• Amplifies hair protection and providing moisture balance and color protection.
• Clinically and Dermatologically tested.
• Nioxin is the n°1 salon brand for thicker and fuller hair with more than 30 years expertise in thinning hair.

Shipping fees are calculated based on order weight, package dimensions, and applicable carrier regulations. The final shipping cost will be displayed at checkout prior to order confirmation.

Delivery typically takes 2–5 business days for major cities such as Halifax, Montreal, Ottawa, Calgary, and Vancouver. Shipping to other urban and surrounding areas may take up to 7 business days, depending on location and carrier timelines.

We do not ship to P.O. Boxes. A valid residential or commercial address is required for all orders.

Local delivery options are available within select areas of the Greater Toronto Area, including Mississauga, Oakville, Burlington, and nearby cities. Availability and delivery timelines may vary.

For security purposes, we do not accept credit card payments when the billing and shipping addresses differ. In such cases, payment must be completed via e-transfer.

Please note that product colors may vary slightly due to differences in screen settings and display resolutions.

Due to the nature of beauty and personal care products, we maintain a strict no return, no exchange, and no refund policy. This policy is in place to protect both our customers and professionals by ensuring the highest standards of hygiene, safety, and product integrity.

Many items we carry—such as nail products, tools, and beauty supplies—can become compromised or unsafe once opened or handled, even if they appear unused. Accepting returns could risk cross-contamination, which is not acceptable in professional salon environments where client safety is a top priority.

By enforcing a final sale policy, we guarantee that every product you receive is new, untouched, and safe for professional use. We strongly encourage customers to review product details carefully and consult with our team if needed before purchasing.