{"product_id":"nioxin-scalp-hair-thickening-system-4-trial-size-for-color-treated-damaged-hair-with-niacinamide-biotin-1-month","title":"NIOXIN Scalp + Hair Thickening System 4 Trial Size — For Color‑Treated, Damaged Hair with Niacinamide \u0026 Biotin (1 Month)","description":"\u003cp\u003e\u003cstrong\u003eNIOXIN Scalp + Hair Thickening System 4 is a three-step kit that helps create thicker-looking, strengthened hair for color-treated, damaged hair with progressed thinning.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis trial-size, one-month supply combines a cleanser, lightweight conditioner, and a leave-in scalp treatment formulated to refresh the scalp, remove follicle-clogging residues, and improve the appearance of density in color-treated, dry or damaged hair. The regimen was developed from a scalp-first approach and is intended to reduce breakage while protecting hair color and improving manageability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit improve the look of thinning, color-treated hair?\u003c\/h3\u003e\n\u003cp\u003eSystem 4 targets the scalp environment and hair strand resilience to create the impression of fuller hair. The cleanser removes excess sebum and environmental build-up, the conditioner restores moisture balance without weighing hair down, and the leave-in treatment adds volume at the roots.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStep 1: Cleanser removes oil, debris and styling residues from scalp and hair.\u003c\/li\u003e\n  \u003cli\u003eStep 2: Lightweight conditioner restores resilience and detangles without heaviness.\u003c\/li\u003e\n  \u003cli\u003eStep 3: Leave-in scalp treatment boosts root volume and refreshes the scalp.\u003c\/li\u003e\n  \u003cli\u003eFormulated for color-treated hair to help maintain shine and protect color.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat ingredients help strengthen and protect my hair?\u003c\/h3\u003e\n\u003cp\u003eThe System 4 formula includes strengthening actives and nutrients like niacinamide and biotin, together with antioxidants and UV-protecting ingredients to support hair resilience and appearance. These ingredients work with the three-step delivery system to help minimize breakage and maintain hair surface health.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNiacinamide supports scalp circulation and overall scalp condition.\u003c\/li\u003e\n  \u003cli\u003eBiotin contributes to hair shaft strength and improved manageability.\u003c\/li\u003e\n  \u003cli\u003eAntioxidants and UV filter ingredients help protect color-treated strands.\u003c\/li\u003e\n  \u003cli\u003eLightweight conditioning agents avoid buildup while improving texture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the three-step System 4 for best results?\u003c\/h3\u003e\n\u003cp\u003eFollow the suggested sequence for optimal performance: shampoo, rinse; conditioner, rinse; then shake and apply the leave-in treatment directly to the scalp—do not rinse. Consistent use as part of a daily or regular routine is recommended to observe improvements in appearance over a 30-day period.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStep 1: Massage Cleanser into wet hair and scalp, then rinse thoroughly.\u003c\/li\u003e\n  \u003cli\u003eStep 2: Apply Conditioner from scalp to ends, leave briefly, then rinse.\u003c\/li\u003e\n  \u003cli\u003eStep 3: Shake Treatment, spray on scalp, and leave in; style as usual.\u003c\/li\u003e\n  \u003cli\u003eUse complementary NIOXIN Intensive Care products for targeted needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eDoes this kit work for colored hair with advanced thinning?\u003c\/h3\u003e\n\u003cp\u003eSystem 4 is specifically formulated for color-treated hair showing progressed thinning and dryness. While individual results vary, the system is designed to help restore moisture balance, reduce breakage-related thinning, and improve the visual density of strands without stripping color.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for dry, damaged, color-treated hair with progressed thinning.\u003c\/li\u003e\n  \u003cli\u003eHelps reduce breakage while protecting color vibrancy and shine.\u003c\/li\u003e\n  \u003cli\u003eClinically and dermatologically tested formulation from a scalp-health brand.\u003c\/li\u003e\n  \u003cli\u003eTrial size provides a one-month introduction to the three-step routine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: NIOXIN System 4 is suited for anyone with color-treated, dry or damaged hair experiencing progressed thinning who wants a salon-grade, scalp-focused regimen to increase visual fullness and improve hair resilience. It’s a practical trial option for first-time users or for travelers seeking a compact, effective three-step program.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eNIOXIN® SHAMPOO: Aqua, 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 CONDITIONER: Aqua, Cetyl Alcohol, Stearamidopropyl Dimethylamine, Stearyl Alcohol, Quaternium-18, Phenoxyethanol, Benzyl Alcohol, Cetearyl Alcohol, Hydroxypropyl Guar, Bis-Aminopropyl Dimethicone, Glyceryl Stearate, Oleyl Alcohol, Methylparaben, Propylparaben, Polysorbate 60, Mentha Piperita Oil, Mentha Arvensis Leaf Oil, Menthol, EDTA, Hydroxyethylcellulose, Citric Acid, Propylene Glycol, Camellia Sinensis Leaf Extract, Cystine Bis-PG-Propyl Silanetriol, Biotin, Lecithin, Niacinamide, Panthenol, Tocopheryl Acetate, Foeniculum Vulgare Fruit Extract, Faex Extract, Acer Saccharum Extract, Citrus Limon Peel Extract, Saccharum Officinarum Extract, Vaccinium Myrtillus Leaf Extract, Citrus Aurantium Dulcis Fruit Extract, CI 42090, Potassium Sorbate, Sodium Benzoate TREATMENT: Aqua, Phenylbenzimidazole Sulfonic Acid, Niacinamide, Benzophenone-4, Caffeine, Polysorbate 20, Sodium Hydroxide, Benzyl Alcohol, Sodium Benzoate, Phenoxyethanol, PEG-12 Dimethicone, Citric Acid, Cocamidopropyl Betaine, Acetamide MEA, Isopropyl C12-15-Pareth-9 Carboxylate, Tetrasodium EDTA, Propylene Glycol, Methyl Nicotinate, Sodium Chloride, Parfum, Polysorbate 60, Polysorbate 80, Mentha Piperita Oil, Mentha Arvensis Leaf Oil, Menthol, PEG-23M, Camellia Sinensis Leaf Extract, Limonene, Cystine Bis-PG-Propyl Silanetriol, Biotin, Lecithin, Tocopheryl Acetate, Foeniculum Vulgare Fruit Extract, Silica, Faex Extract, Acer Saccharum Extract, Citrus Limon Peel Extract, Saccharum Officinarum Extract, Vaccinium Myrtillus Leaf Extract, Citrus Aurantium Dulcis Fruit Extract, 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: How long until I see thicker-looking hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Visible improvements can appear in about 30 days with regular use, though individual results vary.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is System 4 safe for color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. System 4 is formulated to protect color-treated, dry or damaged hair while improving appearance of fullness.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"NIOXIN","offers":[{"title":"Default Title","offer_id":57794275901772,"sku":"B07F1Y2T3V","price":50.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/5912\/6860\/files\/nioxin-system4-front-packaging_62615b08-217e-4ae4-b180-6e3984d15b7b.jpg?v=1781478083","url":"https:\/\/belvera.co.uk\/products\/nioxin-scalp-hair-thickening-system-4-trial-size-for-color-treated-damaged-hair-with-niacinamide-biotin-1-month","provider":"Belvera | British Beauty, Skin Care \u0026 Personal Wellness","version":"1.0","type":"link"}