Nioxin System 1 Conditioner 33.8 oz
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Nioxin System 1 Conditioner is a 33.8 oz / 1000 ml lightweight rinse-out conditioner for natural, untreated hair with light thinning. The formula supports scalp condition, moisture, and resistance to breakage while helping hair look fuller; this bottle is one step, not the complete System 1 kit.
Key features
- Lightweight conditioning supports softness without deliberate heaviness
- Peppermint and wild mint oils create a refreshed scalp feel
- Niacinamide, biotin, panthenol, and caffeine support the formula profile
Specifications
- Size: 33.8 oz / 1000 ml
- System: Nioxin System 1
- Hair scope: natural, untreated hair with light thinning
What's included and product scope
- One 33.8 oz bottle of System 1 Conditioner
- System 1 shampoo and leave-in treatment are not included
- The 10.1 oz and 16.9 oz sizes are separate packages of the same formula
Use and care
After shampooing, apply from roots to ends, massage through the scalp and hair, and rinse thoroughly. For the complete System 1 routine, follow with the matching leave-in treatment and use the system at least three times weekly as directed. Avoid eyes, stop use if irritation develops, and seek advice for unexplained or sudden hair loss.
Customer feedback
Across reviews for the System 1 Conditioner formula and its size options, customers commonly praise its cooling feel, detangling, softness, and added body on fine hair. A minority find it drying or strongly scented or report little visible change; this listing is the 33.8 oz size.