{"product_id":"olaplex-nº-4-bond-maintenance-shampoo-100-ml-color-safe-repair-shampoo-that-reduces-breakage-hydrates","title":"Olaplex Nº.4 Bond Maintenance Shampoo — 100 mL, Color-Safe Repair Shampoo that Reduces Breakage \u0026 Hydrates","description":"\u003cp\u003e\u003cstrong\u003eOlaplex Nº.4 Bond Maintenance Shampoo is a concentrated, color-safe cleansing formula designed to reduce breakage and leave hair smoother, shinier, and easier to manage with every wash.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eFormulated to work gently on all hair textures, Olaplex Nº.4 cleanses while helping to preserve hair integrity. Its coconut oil–derived surfactants create a rich lather that removes build-up without stripping moisture, making it suitable for coily, curly, wavy and straight hair. Use it alone or paired with other Olaplex steps to support stronger-feeling hair over time.\u003c\/p\u003e\n\n\u003ch3\u003eHow does Nº.4 reduce breakage and strengthen hair?\u003c\/h3\u003e\n\u003cp\u003eNº.4 supports hair resilience by combining Olaplex’s patented bond-building technology with a hydrating cleansing base. The formula targets hair weakened by styling and environmental wear, helping strands feel more elastic and less prone to snap during brushing or styling.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eContains bond-supporting ingredients that work at the hair fiber level.\u003c\/li\u003e\n  \u003cli\u003eGentle surfactants cleanse without over-drying the cuticle.\u003c\/li\u003e\n  \u003cli\u003eDesigned to pair with Nº.3 and Nº.5 for enhanced protection and measurable reduction in breakage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this shampoo strip color or fade treated hair?\u003c\/h3\u003e\n\u003cp\u003eNº.4 is formulated to be color-safe; it cleanses without harsh sulfates that can accelerate color loss. The milder surfactants maintain vibrancy while removing oils and residue, so colored hair stays brighter between salon visits.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFree from aggressive sulfate detergents that strip dye.\u003c\/li\u003e\n  \u003cli\u003eHydrating base helps preserve gloss and tone.\u003c\/li\u003e\n  \u003cli\u003eSafe for repeated use as part of a color-care routine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does it work for different hair textures—curly, coily, wavy, or straight?\u003c\/h3\u003e\n\u003cp\u003eThe shampoo’s concentrated, creamy lather adapts to each texture by cleansing effectively without flattening or over-drying. On thicker or coarser hair it provides slip for detangling; on finer hair it rinses clean without leaving heaviness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCoily\/curly: adds moisture and slip for easier detangling.\u003c\/li\u003e\n  \u003cli\u003eWavy: preserves natural movement and reduces frizz.\u003c\/li\u003e\n  \u003cli\u003eStraight\/fine: cleans thoroughly while avoiding residue build-up.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow should I use Nº.4 to get the best results?\u003c\/h3\u003e\n\u003cp\u003eApply a small amount to wet hair, lather, and rinse thoroughly—repeat if needed. For a targeted repair routine, follow with Olaplex Nº.5 Conditioner; for an intensive at-home treatment, incorporate Nº.3 once weekly before shampooing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse with Nº.5 for daily maintenance and added conditioning.\u003c\/li\u003e\n  \u003cli\u003ePair with Nº.3 once a week for deeper bond-repair benefits.\u003c\/li\u003e\n  \u003cli\u003eSuitable for daily or regular cleansing depending on styling frequency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Olaplex Nº.4 Bond Maintenance Shampoo is intended for anyone seeking a gentle, effective cleanser that supports hair strength—ideal for people with chemically treated, heat-styled, or naturally fragile hair as well as those who want to protect healthy strands. It suits all hair types and works well in multi-step routines focused on reducing breakage, improving manageability, and maintaining color and shine.\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 Alketh-7, Laureth-9, Glycerin, Trideceth-12, C12-13 Alketh-23, C12-13 Alketh-3, Panthenol, Acetic Acid, Hydrolyzed Vegetable Protein PG-Propyl Silanetriol, Pentasodium Triphosphate, Glyoxal, Sodium Hydroxide, Helianthus Annuus (Sunflower) Seed Oil, Disodium EDTA, Tocopherol, Prunus Armeniaca (Apricot) Kernel Oil, Pseudozyma Epicola\/Argania Spinosa Kernel Oil Ferment Filtrate, Pseudozyma Epicola\/Camellia Sinensis Seed Oil Ferment Extract Filtrate, Quaternium-95, Propanediol, Helianthus Annuus (Sunflower) Seed Extract, PEG-8, Euterpe Oleracea Fruit Extract, Punica Granatum Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Musa Sapientum (Banana) Fruit Extract, Origanum Vulgare Leaf Extract, Morinda Citrifolia Fruit Extract, Arctium Lappa Root Extract, PEG-8\/SMDI Copolymer, Sodium Hyaluronate, Palmitoyl Myristyl Serinate, Sodium Polyacrylate, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Biotin, Phenoxyethanol, Chlorphenesin, Benzoic Acid, Potassium Sorbate, Sodium Benzoate, Fragrance (Parfum), Hexyl Cinnamal, Limonene, Citral\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 color-safe and uses gentle surfactants to cleanse without accelerating color fade.\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 with other Olaplex products?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use Nº.4 daily or as needed; pair with Nº.5 after each wash and use Nº.3 weekly for deeper repair.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Olaplex","offers":[{"title":"Default Title","offer_id":57794276262220,"sku":"B082F24V89","price":27.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1005\/5912\/6860\/files\/olaplex-bottle-front-100ml.jpg?v=1781478114","url":"https:\/\/belvera.co.uk\/products\/olaplex-n%c2%ba-4-bond-maintenance-shampoo-100-ml-color-safe-repair-shampoo-that-reduces-breakage-hydrates","provider":"Belvera | British Beauty, Skin Care \u0026 Personal Wellness","version":"1.0","type":"link"}