{"product_id":"nioxin-system-4-scalp-hair-shampoo-for-color-treated-damaged-hair-33-8-fl-oz-niacinamide-biotin-for-thicker-looking-hair","title":"NIOXIN System 4 Scalp + Hair Shampoo for Color‑Treated, Damaged Hair — 33.8 fl oz, Niacinamide \u0026 Biotin for Thicker‑Looking Hair","description":"\u003cstrong\u003eNioxin System 4 Scalp + Hair Shampoo is a professional cleanser formulated to gently remove buildup and help hair appear thicker and fuller on color-treated, damaged hair with progressed thinning.\u003c\/strong\u003e\n\n\u003cp\u003eThis concentrated shampoo is the first step in Nioxin's three-part System 4 regimen, engineered for dry, chemically treated hair experiencing advanced thinning. It pairs cleansing agents with scalp-supporting ingredients such as niacinamide and biotin to lift residue that can weigh hair down, while helping protect color-treated strands. Use daily as the foundation of a targeted program to improve the look and resilience of fragile hair.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this shampoo prepare my scalp and hair for thicker-looking results?\u003c\/h3\u003e\n\u003cp\u003eThe formula focuses on removing sebum, environmental residue, and follicle-clogging oils that can impede hair appearance. By clearing these barriers, the scalp environment is refreshed and strands are able to show more body and texture. That cleansing step is designed to make subsequent conditioners and treatments work more effectively.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActiV Renewal technology targets sebum and fatty-acid buildup.\u003c\/li\u003e\n  \u003cli\u003eDeep-cleansing action for scalp and hair without stripping color.\u003c\/li\u003e\n  \u003cli\u003ePrepares hair to better receive Nioxin System 4 conditioner and treatments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat benefits can I expect for color-treated, damaged hair?\u003c\/h3\u003e\n\u003cp\u003eSystem 4 is formulated to nourish and protect chemically processed hair while addressing progressed thinning. It helps improve the look of fullness and strengthens hair resilience to reduce breakage over time. Color integrity is preserved so you can cleanse without sacrificing tone or brightness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMoisturizes dry, damaged hair to reduce brittleness.\u003c\/li\u003e\n  \u003cli\u003eSupports visible increase in density and fullness with regular use.\u003c\/li\u003e\n  \u003cli\u003eMaintains color with a gentle yet effective cleansing base.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use this shampoo for best results?\u003c\/h3\u003e\n\u003cp\u003eApply to thoroughly wet hair and massage into the scalp and lengths for about a minute before rinsing. Daily use as part of the System 4 three-step routine—cleanse, condition, and treat—delivers optimal results. Combining the shampoo with the System 4 conditioner and leave-in scalp treatment helps amplify thicker-looking effects.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWet hair, apply, lather for one minute, rinse thoroughly.\u003c\/li\u003e\n  \u003cli\u003eFollow with Nioxin System 4 Scalp Therapy Conditioner.\u003c\/li\u003e\n  \u003cli\u003eUse System 4 Scalp \u0026amp; Hair Treatment for targeted strengthening benefits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich ingredients support scalp health and hair strength?\u003c\/h3\u003e\n\u003cp\u003eKey actives like niacinamide and biotin are included to support scalp condition and strengthen fragile strands. Antioxidant-rich botanicals and UV-protecting components help defend color-treated hair from environmental stressors. The balanced formulation cleanses while delivering moisture and structural support.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNiacinamide to promote a healthier scalp environment.\u003c\/li\u003e\n  \u003cli\u003eBiotin to help reinforce hair shaft resilience.\u003c\/li\u003e\n  \u003cli\u003eBotanical antioxidants and UV protectors for environmental defense.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Nioxin System 4 Scalp + Hair Shampoo is aimed at people with dry, color-treated or chemically processed hair experiencing progressed thinning who want a salon-grade cleansing step to support thicker-looking hair. It suits users seeking a daily, targeted routine to remove buildup, protect color, and strengthen fragile strands without harsh stripping. For best outcome, integrate with the matching System 4 conditioner and leave-on treatments.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eAqua, 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 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 Fruit Extract, Sodium Acetate, Isopropyl Alcohol, CI 19140, Faex Extract, Acer Saccharum Extract, Citrus Limon Peel Extract, Saccharum Officinarum Extract, Vaccinium Myrtillus Leaf Extract, CI 42090, Citrus Aurantium Dulcis Fruit Extract, CI 17200, Potassium Sorbate\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 Nioxin System 4 on color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. System 4 is formulated for color-treated, chemically processed hair and helps cleanse without compromising color when used as directed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I use this shampoo?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use daily as the first step in the System 4 routine: cleanse, condition, and apply the leave-on treatment for best results.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NIOXIN","offers":[{"title":"Default Title","offer_id":51488013287657,"sku":"B001390336","price":138.27,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/nioxin-system-4-front-bottle.jpg?v=1783299931","url":"https:\/\/cervaaustralia.com\/products\/nioxin-system-4-scalp-hair-shampoo-for-color-treated-damaged-hair-33-8-fl-oz-niacinamide-biotin-for-thicker-looking-hair","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}