{"product_id":"olaplex-nº-4-bond-maintenance-shampoo-1000-ml-concentrated-sulfate-free-for-reduced-breakage-hydration","title":"Olaplex Nº.4 Bond Maintenance Shampoo — 1000 mL Concentrated, Sulfate-Free for Reduced Breakage \u0026 Hydration","description":"\u003cp\u003e\u003cstrong\u003eOlaplex Nº.4 Bond Maintenance Shampoo is a concentrated, color-safe cleanser designed to reduce breakage and make hair smoother, shinier, and easier to manage with each wash.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFormulated to work on coily, curly, wavy and straight hair, Nº.4 uses Olaplex’s bond-building technology alongside mild coconut-derived surfactants to cleanse without draining moisture. The shampoo is sulfate-free and intended to be used alone or as part of the Olaplex routine to improve hair resilience and detangling. Its concentrated formula means a little goes a long way, delivering hydration and slip while helping reduce mechanical damage from styling and combing.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this shampoo reduce breakage?\u003c\/h3\u003e\n\u003cp\u003eNº.4 contains Olaplex’s patented bond-repairing ingredient that helps reconnect weakened disulfide bonds in the hair structure, making strands less prone to snapping. In combination with conditioning agents, it strengthens hair so it withstands daily styling and brushing better.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePatented bond-building chemistry reinforces internal hair structure.\u003c\/li\u003e\n  \u003cli\u003eConditioning surfactants minimize friction during washing and combing.\u003c\/li\u003e\n  \u003cli\u003eRegular use reduces breakage especially when paired with other Olaplex products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill it strip color or fade treated hair?\u003c\/h3\u003e\n\u003cp\u003eThe formula is color-safe and free from harsh sulfates that typically strip dyes, so it is suitable for color-treated or highlighted hair. It gently lifts dirt and product build-up while keeping pigments intact and the hair shaft hydrated.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSulfate-free cleansing protects salon color and gloss.\u003c\/li\u003e\n  \u003cli\u003eMild coconut-derived surfactants produce a rich lather without aggressive stripping.\u003c\/li\u003e\n  \u003cli\u003eSafe for frequent use on chemically treated hair when used as directed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it improve manageability and shine?\u003c\/h3\u003e\n\u003cp\u003eThe shampoo deposits conditioning agents that smooth the cuticle, improving slip for easier detangling and reduced frizz. Over time, hair appears glossier and feels softer as strands become more elastic and less prone to surface roughness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmoothing agents flatten cuticle scales for noticeable shine.\u003c\/li\u003e\n  \u003cli\u003eEnhanced slip helps reduce snagging and mechanical damage during combing.\u003c\/li\u003e\n  \u003cli\u003eHydrating components restore softness for improved styling results.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use Nº.4 for best results?\u003c\/h3\u003e\n\u003cp\u003eApply a small, concentrated amount to wet hair, emulsify into a lather focusing on the scalp, then rinse thoroughly. For maximum benefit, follow with Olaplex Nº.5 Conditioner and incorporate Nº.3 Treatment weekly to support bond restoration.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse a quarter- to half-sized amount depending on hair length and density.\u003c\/li\u003e\n  \u003cli\u003eRinse and repeat if hair is heavily product-laden, then condition.\u003c\/li\u003e\n  \u003cli\u003ePair with Nº.3 and Nº.5 as a system for clinically measured improvements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Olaplex Nº.4 Bond Maintenance Shampoo suits anyone wanting to reduce hair breakage, protect color, and improve smoothness—whether your hair is naturally curly, chemically treated, coarse, fine, or somewhere in between. It’s a good choice for daily or regular use by those seeking a professional-strength, moisture-preserving cleanser that supports stronger, more manageable hair when used alone or as part of the Olaplex regimen.\u003c\/p\u003e\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003cp\u003eWater (Aqua\/Eau), Sodium Lauroyl Methyl Isethionate, Cocamidopropyl Hydroxysultaine, Potassium Cocoyl Glycinate, Disodium Cocoyl Glutamate, Sodium Lauroyl Sarcosinate, Potassium Cocoate, Decyl Glucoside, Glycereth-26, Bis-Aminopropyl Diglycol Dimaleate, Cocamidopropylamine Oxide, Disodium Laureth Sulfosuccinate, Glycol Distearate, Sodium Cocoyl Glutamate, Methyl Gluceth-20, Acrylates Copolymer, PEG-120 Methyl Glucose Dioleate, Amodimethicone, Citric Acid, Sodium Lauryl Sulfoacetate, Polyquaternium-10, Ethylhexylglycerin, DivinylDimethicone\/Dimethicone Copolymer, Polyquaternium-11, Trisodium Ethylenediamine Disuccinate, Guar Hydroxypropyltrimonium Chloride, C11-15 Pareth-7, Laureth-9, Glycerin, Trideceth-12, C12-13 Pareth-23, C12-13 Pareth-3, Hydrolyzed Vegetable Protein, PG-Propyl Silanetriol, Panthenol, Acetic Acid, Tetrasodium EDTA, Pentasodium Triphosphate, Sodium Hydroxide, Disodium EDTA, Helianthus Annus (Sunflower) Seed Oil, Tocopherol, Prunus Armeniaca (Apricot) Kernel Oil, Pseudozyma Epicola\/Camellia Sinensis Seed Oil Ferment Extract Filtrate, Pseudozyma Epicola\/Argania Spinosa Kernel Oil Ferment Filtrate, Quaternium-95, Propanediol, Helianthus Annus (Sunflower) Seed Extract, PEG-8, Euterpe Oleracea Fruit Extract, Punica Granatum Extract, Rosemarinus Officinalis (Rosemary) Leaf Extract, Musa Sapientum (Banana) Fruit Extract, Origanum Vulgare Lear Extract, Morinda Citrifolia Fruit Extract, Articum Lappa Root Extract, PEG-8\/SMDI Copolymer, Sodium Hyaluronate, Palmitoyl Myristyl Serinate, Sodium Polyacrylate, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Biotin, Benzoic Acid, Phenoxyethanol, Chlorphenesin, Potassium Sorbate, Sodium Benzoate, Fragrance(Parfum), Citral, Hexyl Cinnamal, Limonene\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: Is Olaplex Nº.4 safe for color-treated hair?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Nº.4 is sulfate-free and formulated to cleanse gently without stripping color.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How often should I use Nº.4 shampoo?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use as your regular shampoo—daily or several times a week—depending on scalp oiliness and styling needs.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Olaplex","offers":[{"title":"Default Title","offer_id":51488953827561,"sku":"B0BDBL9LVF","price":257.66,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0801\/7674\/2633\/files\/olaplex-n4-front-bottle_345a1d66-feea-4763-9495-ed10f5056112.jpg?v=1783304979","url":"https:\/\/cervaaustralia.com\/products\/olaplex-n%c2%ba-4-bond-maintenance-shampoo-1000-ml-concentrated-sulfate-free-for-reduced-breakage-hydration","provider":"Cerva Australia | Professional Beauty Supplies, Skincare \u0026 Cosmetics","version":"1.0","type":"link"}