$17.00 $22.00 
Fast shipping within 2 business days
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Fast shipping within 2 business days
Easy Exchanges & Returns
Free shipping on orders over $75
The Nioxin System 4 Scalp & Hair Treatment is for those wanting to thicken coloured, progressed thinning hair. This leave-in treatment amplifies hair texture while protecting against breakage for thicker, fuller-looking hair.
With 30 years of expertise in thinning hair, Nioxin offers a wide range of hair products and scalp treatments that help optimize the health of the scalp resulting in youthful, healthy-looking, and often thicker hair.
By identifying the 3 signs of thinning hair NIOXIN delivers a complete program and unique personalized solutions for a tailored treatment that works. Each 3-part System contains a unique blend of three technologies formulated to promote scalp health and combat thin hair in both women and men. 85% of consumers who tried the Systems noticed a thickening effect.*
*Based on a survey among 230 US panelists concerned about thinning hair conducted by SIRS, 2016
Active ingredients: ENSULIZOLE, SULISOBENZONE Inactive ingredients: WATER, POLYSORBATE 20, SODIUM HYDROXIDE, PHENOXYETHANOL, PEG-12 DIMETHICONE, CITRIC ACID, COCAMIDOPROPYL BETAINE, ACETAMIDE MEA, ISOPROPYL C12-15-PARETH-9 CARBOXYLATE, METHYLPARABEN, TETRASODIUM EDTA, HYDROLYZED KERATIN, PROPYLENE GLYCOL, PROPYLPARABEN, PANTHENOL, METHYL NICOTINATE, FRAGRANCE, POLYSORBATE 80, POLYSORBATE 60, MENTHA PIPERITA (PEPPERMINT) OIL, MENTHOL, MENTHA ARVENSIS LEAF OIL, PEG-23M, METHYLISOTHIAZOLINONE, CAMELLIA SINENSIS LEAF EXTRACT, CYSTINE BIS-PG-PROPYL SILANETRIOL, LECITHIN, FOENICULUM VULGARE (FENNEL) FRUIT EXTRACT, SACCHAROMYCES/MAGNESIUM FERMENT, BIOTIN/FOLIC ACID/CYANOCOBALAMIN/NIACINAMIDE/PANTOTHENIC ACID/PYRIDOXINE/RIBOFLAVIN/THIAMINE/YEAST POLYPEPTIDES, YEAST EXTRACT, SACCHAROMYCES/IRON FERMENT, SACCHAROMYCES/COPPER FERMENT, SACCHAROMYCES/SILICON FERMENT, SACCHAROMYCES/ZINC FERMENT
