Nioxin Professional System 4 is for colored, dry or damaged hair with progressed thinning.

System 4 Cleanser & Scalp Therapy Liter Duo Includes:

• (1) System 4 Cleanser Shampoo - 1L
• (1) System 4 Scalp Therapy Conditioner - 1L

System 4 Cleanser Shampoo

1. Gently massage onto hair and scalp.
2. Rinse Well.

System 4 Scalp Therapy Conditioner

1. Apply from scalp to ends.
2. Leave on for 1 to 3 minutes
3. Rinse.

Tip: After cleansing with Nioxin Cleanser, use Nioxin Scalp Therapy Conditioner and Nioxin Scalp Treatment to optimize and treat your scalp and hair.

• Professional hair and scalp cleanser for colored hair with progressed thinning.
• Removes oil and pollutants
• Step 1 & 2 of Nioxin System 4 thickening treatment
• Nioxin System 4: amplified hair texture and protection against breakage

System 4 Cleanser Shampoo: AQUA/WATER/EAU, SODIUM LAURETH SULFATE, SODIUM LAURYL SULFATE, SODIUM CHLORIDE, PPG-2 HYDROXYETHYL COCO/ISOSTEARAMIDE, SODIUM BENZOATE, CITRIC ACID, SALICYLIC ACID, MENTHA ARVENSIS LEAF OIL, MENTHA PIPERITA (PEPPERMINT) OIL, TETRASODIUM EDTA, TRISODIUM ETHYLENEDIAMINE DISUCCINATE, METHYLPARABEN, POLYQUATERNIUM-10, PROPYLENE GLYCOL, SODIUM HYDROXIDE, LIMONENE, CAMELLIA SINENSIS LEAF EXTRACT, CYSTINE BIS-PG-PROPYL SILANETRIOL, NIACINAMIDE, PANTHENOL, BIOTIN, LECITHIN, TOCOPHERYL ACETATE, FOENICULUM VULGARE (FENNEL) FRUIT EXTRACT, YELLOW 5 (CI 19140), ACER SACCHARUM (SUGAR MAPLE) EXTRACT, CITRUS LIMON (LEMON) PEEL EXTRACT, SACCHARUM OFFICINARUM/SUGAR CANE EXTRACT/EXTRAIT DE CANNE A SUCRE, VACCINIUM MYRTILLUS LEAF EXTRACT, FAEX EXTRACT/YEAST EXTRACT/EXTRAIT DE LEVURE, PROPYLPARABEN, BLUE 1 (CI 42090), PHENOXYETHANOL, CITRUS AURANTIUM DULCIS (ORANGE) FRUIT EXTRACT, RED 33 (CI 17200), MALTODEXTRIN, POTASSIUM SORBATE, SODIUM CITRATE, ETHYLPARABEN, BUTYLPARABEN, SODIUM XYLENESULFONATE.

System 4 Scalp Therapy Conditioner: AQUA/WATER/EAU, CETYL ALCOHOL, STEARAMIDOPROPYL DIMETHYLAMINE, STEARYL ALCOHOL, DISTEARYLDIMONIUM CHLORIDE, PHENOXYETHANOL, BENZYL ALCOHOL, CETEARYL ALCOHOL, HYDROXYPROPYL GUAR, GLYCERYL STEARATE, OLEYL ALCOHOL, MENTHA PIPERITA (PEPPERMINT) OIL, MENTHA ARVENSIS LEAF OIL, PROPYLPARABEN, POLYSORBATE 60, PROPYLENE GLYCOL, METHYLPARABEN, EDTA, HYDROXYETHYLCELLULOSE, CITRIC ACID, QUATERNIUM-80, LIMONENE, CAMELLIA SINENSIS LEAF EXTRACT, CYSTINE BIS-PG-PROPYL SILANETRIOL, TOCOPHERYL ACETATE, LECITHIN, BIOTIN, PANTHENOL, NIACINAMIDE, FOENICULUM VULGARE (FENNEL) FRUIT EXTRACT, DISODIUM PHOSPHATE, ACER SACCHARUM (SUGAR MAPLE) EXTRACT, VACCINIUM MYRTILLUS LEAF EXTRACT, CITRUS LIMON (LEMON) PEEL EXTRACT, SACCHARUM OFFICINARUM/SUGAR CANE EXTRACT/EXTRAIT DE CANNE A SUCRE, FAEX EXTRACT/YEAST EXTRACT/EXTRAIT DE LEVURE, SODIUM PHOSPHATE, CITRUS AURANTIUM DULCIS (ORANGE) FRUIT EXTRACT, MALTODEXTRIN, BLUE 1 (CI 42090), POTASSIUM SORBATE, SODIUM BENZOATE, ETHYLPARABEN, BUTYLPARABEN.