Nioxin System 1 Shampoo 33.8 oz

Nioxin System 1 Shampoo is the 33.8 oz / 1000 ml cleansing step for natural, untreated hair with light thinning. It removes excess oil, product residue, and scalp buildup while supporting a refreshed scalp and fuller-looking hair; it is one component, not the complete System 1 kit.

Key features

• Scalp-focused cleanser supports removal of oil and styling buildup
• Peppermint and wild mint oils create the formula's refreshed scalp feel
• The lightweight routine is designed to prepare hair for the matching conditioner and leave-in step

Specifications

• Size: 33.8 oz / 1000 ml
• System: Nioxin 1
• Hair scope: natural, untreated hair with light thinning

What's included

• One 33.8 oz bottle of System shampoo
• Matching conditioner and leave-in treatment are not included
• Smaller sizes and the complete three-step kit are separate packages of the same system

Use and care

Massage into wet scalp and hair, work into a lather, and rinse thoroughly. Follow with the matching System conditioner and leave-in treatment when completing the routine, at least three times weekly. Avoid eye contact, discontinue use if irritation develops, and consult a professional for sudden, severe, or unexplained hair loss.

Why barbers and stylists choose it

System 1 Shampoo cleanses natural, untreated hair with light thinning, removing excess oil and everyday residues. It creates a fresh base for the matching conditioner and a fuller-looking styling routine.