System Kit 4 Trial Size Kit

Nioxin System Kit 4 is a 3-step regimen designed to cleanse, condition, and nourish the scalp and hair, creating the foundation for thicker, fuller-looking hair.​

The system helps:​

• Remove impurities, excess sebum, and buildup​

• Support a healthy scalp environment​

• Deliver lightweight nourishment for color-treated hair​

• Strengthen hair against breakage​

• Enhance the appearance of thickness and fullness​

• Provide targeted coverage with a lightweight foam leave-on​

Are you using minoxidil? Try Nioxin Scalp Care & Hair Thickening Systems, an effective solution for thicker & fuller-looking hair.

Results In Just 30 Days*​

• 85% noticed a thickening effect* ​

• 80% noticed their hair looked denser* ​

• 80% noticed increased hair fullness*​

* Based on a survey among 230 U.S. panelists concerned about thinning hair who tried the systems (each tested 1 system kit), conducted by SIRS, 2016.​

FIND YOUR SYSTEM​

Natural, untreated hair​

• Light Thinning, Regular Strength → System 1​

• Progressed Thinning, Advanced Strength→ System 2​

Dry, damaged, or color-treated hair​

• Light Thinning, Regular Strength → System 3​

• Progressed Thinning, Advanced Strength → System 4​

Need help choosing? View full comparison below.​

Featured Ingredients​

Niacinamide​

A form of vitamin B3, that helps to increase the diameter of each hair strand and improve the scalp skin barrier function​

Caffeine​

Known to help stimulate hair follicles, maintain the skin barrier, and with massage improves blood microcirculation​

Peppermint Oil​

Has a cooling effect and is also known to be anti-inflammatory​

Salicylic Acid​

Helps remove dead skin cells to promote a healthier scalp environment​

Full Ingredients List:​

SYSTEM KIT 4 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 à 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 KIT 4 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 à 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

SYSTEM KIT 4 TREATMENT:

Aqua/Water/Eau, Niacinamide, Phenylbenzimidazole Sulfonic Acid, Caffeine, Polysorbate 20, Benzophenone-4, Phenoxyethanol, Sodium Benzoate, PEG-12 Dimethicone, Benzyl Alcohol, Sodium Hydroxide, Cocamidopropyl Betaine, Acetamide MEA, Tetrasodium EDTA, Propylene Glycol, Methyl Nicotinate, Mentha Arvensis Leaf Oil, Parfum/Fragrance, Polysorbate 80, Polysorbate 60, PEG-23M, Mentha Piperita (Peppermint) Oil, Limonene, Camellia Sinensis Leaf Extract, Cystine Bis-PG-Propyl Silanetriol, Lecithin, Tocopheryl Acetate, Biotin, Foeniculum Vulgare (Fennel) Fruit Extract, Silica, Citrus Limon (Lemon) Peel Extract, Saccharum Officinarum/Sugar Cane Extract/Extrait de canne à sucre, Acer Saccharum (Sugar Maple) Extract, Vaccinium Myrtillus Leaf Extract, Citric Acid, Faex Extract/Yeast Extract/Extrait de levure, Propylparaben, Citrus Aurantium Dulcis (Orange) Fruit Extract, Maltodextrin, Methylparaben, Potassium Sorbate, Ethylparaben, Butylparaben, BHT.