{"product_id":"nioxin-system-4-shampoo-conditioner-liter-duo-color-treated-thinning-hair-pumps-included","title":"NIOXIN System 4 Shampoo \u0026 Conditioner Liter Duo — Color-Treated Thinning Hair, Pumps Included","description":"\u003cp\u003e\u003cstrong\u003eNIOXIN System 4 Liter Duo is a two-step professional shampoo and conditioner set with pumps, formulated to cleanse, strengthen and help visibly thicken dry, damaged, color-treated hair experiencing progressed thinning.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned as the first two steps of NIOXIN’s three-part regimen, this liter-size duo pairs a derma-purifying Cleanser with a lightweight Scalp Therapy Conditioner to create a healthier scalp environment and add density-looking results. The formulas use targeted technologies — Pro-Color Shield in the cleanser to remove buildup while protecting pigment, and AMP technology in the conditioner to help retain moisture balance and resilience — making the set suitable for salon use or at-home maintenance when you need larger sizes and pumps for easy dispensing.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the NIOXIN System 4 shampoo help color-treated hair?\u003c\/h3\u003e\n\u003cp\u003eThe cleanser is engineered to remove sebum, pollutants and product residue that can weigh hair down and mute color vibrancy. It focuses on scalp purity so strands can sit fuller and reflect color better without harsh stripping.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePro-Color Shield helps protect hair pigment during cleansing\u003c\/li\u003e\n  \u003cli\u003eDeeply removes excess sebum and environmental buildup\u003c\/li\u003e\n  \u003cli\u003eFormulated for dry, damaged, color-treated hair with progressed thinning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits does the Scalp Therapy Conditioner provide?\u003c\/h3\u003e\n\u003cp\u003eThe conditioner is lightweight but nourishing, designed to strengthen hair and improve manageability without flattening the roots. AMP technology works to help retain moisture and increase resilience, leaving hair looking fuller and softer to the touch.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdds moisture balance without heavy residue\u003c\/li\u003e\n  \u003cli\u003eStrengthens and reduces the appearance of breakage\u003c\/li\u003e\n  \u003cli\u003eSupports thicker, fuller-looking hair when used as part of the system\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow quickly will I notice thicker-looking hair?\u003c\/h3\u003e\n\u003cp\u003eResults vary by individual, but the System 4 regimen is clinically designed to show visible density and fullness improvements when used consistently. Users often report improved texture and a fuller appearance within weeks of regular use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eClinically tested formulation aimed at visible improvement in about 30 days\u003c\/li\u003e\n  \u003cli\u003eTargets both scalp environment and strand structure for combined effect\u003c\/li\u003e\n  \u003cli\u003eBest used as part of the three-step NIOXIN protocol for maximum benefit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use the liter duo for best results?\u003c\/h3\u003e\n\u003cp\u003eUse the Cleanser first to remove buildup, rinse thoroughly, then apply the Scalp Therapy Conditioner focusing on mid-lengths to ends and rinse. For full protocol benefits, follow with the recommended third-step scalp treatment in the NIOXIN System 4 kit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eApply shampoo to wet hair, massage into scalp, rinse; repeat if needed\u003c\/li\u003e\n  \u003cli\u003eWork conditioner through lengths, leave briefly then rinse fully\u003c\/li\u003e\n  \u003cli\u003eUse daily or as directed, and pair with the System 4 scalp treatment for optimal results\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: NIOXIN System 4 Liter Duo is intended for people with dry, damaged, color-treated hair experiencing progressed thinning who want salon-sized bottles with pumps for easy daily use. It suits anyone seeking a gentle, targeted approach to improve scalp clarity and the appearance of hair density without sacrificing color protection.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eShampoo: WATER\/EAU, SODIUM LAURETH SULFATE, SODIUM LAURYL SULFATE, CITRIC ACID, SODIUM CHLORIDE, PPG-2 HYDROXYETHYL COCO\/ISOSTEARAMIDE, SODIUM CITRATE, SODIUM XYLENESULFONATE, SODIUM BENZOATE, SALICYLIC ACID, SODIUM HYDROXIDE, TETRASODIUM EDTA, MENTHA PIPERITA (PEPPERMINT) OIL, MENTHA ARVENSIS LEAF OIL, MENTHOL, TRISODIUM ETHYLENEDIAMINE DISUCCINATE, METHYLPARABEN, POLYQUATERNIUM-10, PROPYLENE GLYCOL, CAMELLIA SINENSIS LEAF EXTRACT, CYSTINE BIS-PG-PROPYL SILANETRIOL, BIOTIN, LECITHIN, NIACINAMIDE, PANTHENOL, TOCOPHERYL ACETATE, FOENICULUM VULGARE (FENNEL) FRUIT EXTRACT, SODIUM ACETATE, ISOPROPYL ALCOHOL, YELLOW 5, YEAST EXTRACT\/ EXTRAIT DE LEVURE, ACER SACCHARUM (SUGAR MAPLE) EXTRACT, CITRUS LIMON (LEMON) PEEL EXTRACT, SACCHARUM OFFICINARUM EXTRACT, VACCINIUM MYRTILLUS LEAF EXTRACT, BLUE 1, CITRUS AURANTIUM DULCIS (ORANGE) FRUIT EXTRACT, RED 33, POTASSIUM SORBATE. Conditioner: Aqua\/Water\/Eau, Cetyl Alcohol, Stearamidopropyl Dimethylamine, Stearyl Alcohol, Quaternium-18, Phenoxyethanol, Benzyl Alcohol, Cetearyl Alcohol, Hydroxypropyl Guar, Glyceryl Stearate, Oleyl Alcohol, Propylparaben, Polysorbate 60, Mentha Piperita (Peppermint) Oil, Mentha Arvensis Leaf Oil, Menthol, Propylene Glycol, Methylparaben, EDTA, Hydroxyethylcellulose, Citric Acid, Camellia Sinensis Leaf Extract, Quaternium-80, Cystine Bis-PG-Propyl Silanetriol, Biotin, Lecithin, Niacinamide, Panthenol, Tocopheryl Acetate, Foeniculum Vulgare (Fennel) Fruit Extract, 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, Citrus Aurantium Dulcis (Orange) Fruit Extract, Maltodextrin, Blue 1 (CI 42090), Potassium Sorbate, Sodium Benzoate, Ethylparaben, Butylparaben\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use System 4 on chemically treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. System 4 is formulated for color-treated hair and aims to protect pigment while addressing thinning-related concerns.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are pumps included with the liter bottles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. These liter duo sets come with pumps for easier dispensing and controlled product use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NIOXIN","offers":[{"title":"Default Title","offer_id":53796120691035,"sku":"B091Q9H6DK","price":2943.7,"currency_code":"MXN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1029\/4430\/9595\/files\/nioxin-system-4-front-packaging.jpg?v=1786831265","url":"https:\/\/hallazora.com.mx\/products\/nioxin-system-4-shampoo-conditioner-liter-duo-color-treated-thinning-hair-pumps-included","provider":"Hallazora","version":"1.0","type":"link"}