System 1 amplifies hair texture and protects hair against breakage. System 1 is specially formulated as a hair thickening treatment, delivering denser-looking hair. It reduces hair loss due to breakage and strengthens the hair, while refreshing the scalp and delivering a healthy shine to natural hair with light thinning. Apply evenly to entire scalp. Do not rinse.
System 1 amplifies hair texture and protects hair against breakage. System 1 is specially formulated as a hair thickening treatment, delivering denser-looking hair. It reduces hair loss due to breakage and strengthens the hair, while refreshing the scalp and delivering a healthy shine to natural hair with light thinning. Apply evenly to entire scalp. Do not rinse.
in 3 offers
last seen 11 May 2026
The lowest price we last saw for Nioxin Diameter System 5 Scalp & Hair Treatment (Chemically Treated Hair, Light Thinning, Color Safe) 100ml was $26.28 at Cosmetic World, compared across 3 retailers (last seen 11 May 2026). Prices may have changed since.
The all-time low we recorded was $8.00 on 31 Mar 2024.
Prices last updated 11 May 2026.
Nioxin Diameter System 5 Scalp & Hair Treatment (Chemically Treated Hair, Light Thinning, Color Safe) 100ml
System 1 amplifies hair texture and protects hair against breakage. System 1 is specially formulated as a hair thickening treatment, delivering denser-looking hair. It reduces hair loss due to breakage and strengthens the hair, while refreshing the scalp and delivering a healthy shine to natural hair with light thinning. Apply evenly to entire scalp. Do not rinse.
System 1 amplifies hair texture and protects hair against breakage. System 1 is specially formulated as a hair thickening treatment, delivering denser-looking hair. It reduces hair loss due to breakage and strengthens the hair, while refreshing the scalp and delivering a healthy shine to natural hair with light thinning. Apply evenly to entire scalp. Do not rinse.
Last updated at 11/05/2026 04:56:50
NIOXIN SCALP & HAIR TREATMENT # 5
Delivery between 15–19 May $34.58
Nioxin Diameter System 5 Scalp & Hair Treatment (Chemically Treated Hair, Light Thinning, Color Safe) 100ml/3.38oz
Delivery between 15–25 May $8.95
Nioxin System 5 Scalp & Hair Leave-In Treatment Restore Hair Fullness Prevent & Relieve Dry Scalp Symptoms For Bleached & Chemically Treated Hair with
Delivery between 12–23 May $27.65
| Dimensions | 2.5 x 2.5 x 2.5 centimetres (0.10 kg) |
NIOXIN SCALP & HAIR TREATMENT # 5
Delivery between 15–19 May $34.58
Nioxin Diameter System 5 Scalp & Hair Treatment (Chemically Treated Hair, Light Thinning, Color Safe) 100ml/3.38oz
Delivery between 15–25 May $8.95
Nioxin System 5 Scalp & Hair Leave-In Treatment Restore Hair Fullness Prevent & Relieve Dry Scalp Symptoms For Bleached & Chemically Treated Hair with
Delivery between 12–23 May $27.65
| Dimensions | 2.5 x 2.5 x 2.5 centimetres (0.10 kg) |
