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Delivery
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Click & Collect
Free Click and collect is available at checkout. Orders are ready within 1 hour during opening hours. Store Address: 56 Parer Rd, Airport West, VIC Australia 3042 Phone (03) 9999 5902
Redken Acidic Bonding Curls Leave-In Treatment is a silicone-free styling treatment that hydrates, protects, and defines damaged curls. Designed for wavy, curly, and coily hair, it offers heat protection while strengthening curl structure from within.
This leave-in treatment uses Curl-Bond Technology to restore elasticity and reduce breakage. Citric acid supports internal repair, glycine helps boost resilience through collagen support, and urea delivers lasting moisture and helps remove build-up. Recommended for curl patterns 4-8 (3A-4C) & suitable for curl patterns 3+ (2B and beyond), it leaves hair shinier, easier to detangle, and noticeably more defined. Enjoy up to 96 hours of frizz control and heat protection up to 230°C.
*based on consumer test results, acidic bonding curls system
**system of acidic bonding curls shampoo, conditioner, and leave-in vs. non-conditioning shampoo
***acidic bonding curls leave-in vs. non-conditioning shampoo
How To Use Redken Acidic Bonding Curls Leave-In Treatment
Use as a complete regimen with Acidic Bonding Curls Shampoo and Conditioner. After conditioning, apply to clean, damp hair. Do not rinse. Style as usual. In case of contact with eyes, rinse them immediately.
Redken Acidic Bonding Curls Leave-In Treatment Ingredients
Aqua / Water / Eau • Sorbitol • Cetearyl Alcohol • Glycerin • Behentrimonium Chloride • Persea Gratissima Oil / Avocado Oil • Bis-diglyceryl Polyacyladipate-2 • Tocopheryl Acetate • Camelina Sativa Seed Oil • Phenoxyethanol • Hydroxyethyl Urea • Cetyl Esters • Parfum / Fragrance • Isopropyl Alcohol • Polyquaternium-37 • Sodium Citrate • Polyquaternium-4 • Propylene Glycol Dicaprylate/dicaprate • Citric Acid • Pectin • Limonene • Ppg-1 Trideceth-6 • Glycine • Sucrose • Linalool • Acrylates/stearyl Methacrylate Copolymer • Sorbitan Oleate • Citronellol • Citral • Eugenol • Edta • Tocopherol • Helianthus Annuus Seed Oil / Sunflower Seed Oil • Rosmarinus Officinalis Leaf Extract / Rosemary Leaf Extract (F.i.l. T70033286/1)
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Sorbitol HumectantsMoisture-binding humectant
Sorbitol helps attract and retain moisture in hair and scalp.
May suitThose with dry or dehydrated hair types looking for extra moisture retention.
Worth knowingIt is a sugar-derived ingredient often used alongside other moisturisers to improve hair softness and manageability. It can also support product texture and stability.
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Cetearyl Alcohol Conditioning agentsFatty alcohol conditioner
A fatty alcohol that helps soften hair and improve the texture of formulations.
May suitPeople looking for smoother, more manageable hair or richer, creamier product textures.
Worth knowingDespite the name, fatty alcohols are moisturising and conditioning rather than drying. They also help stabilise and thicken many haircare formulas.
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Glycerin HumectantsHumectant
Attracts and holds water to help hair feel hydrated and soft.
May suitDry or dehydrated hair, and many curl and moisture routines.
Worth knowingA very common, well-tolerated humectant used across countless products.
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Behentrimonium Chloride Conditioning agentsConditioning agent
A conditioning agent that helps detangle and soften, reducing static and roughness.
May suitMost hair types, especially tangle-prone or coarse hair.
Worth knowingA common conditioner ingredient despite the chloride name, which simply describes its chemistry.
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Bis-Diglyceryl Polyacyladipate-2 Conditioning agentsEmollient conditioning agent
A rich emollient that helps soften and condition the hair while improving product texture.
May suitThose looking for smoother-feeling hair or richer, more conditioning formulas.
Worth knowingIt is often used as a plant-derived alternative to lanolin-type emollients and contributes to a creamy, stable texture in formulas.
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Tocopheryl Acetate Conditioning agentsAntioxidant and conditioning support
A stable form of vitamin E used to help condition hair and support product stability.
May suitThose looking for added conditioning support or antioxidant benefits in their haircare.
Worth knowingIt is commonly used because it is more stable than pure vitamin E while still offering similar benefits. It appears in many leave-in and rinse-off formulations.
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Camelina Sativa Seed Oil Oils and buttersNourishing plant oil
A lightweight plant oil that helps condition and soften the hair.
May suitPeople looking for natural oils to support smoothness, shine, or manageability.
Worth knowingIt is rich in omega fatty acids, which can help enhance softness without feeling overly heavy. It is commonly used across both skin and hair formulations.
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Phenoxyethanol PreservativesPreservative
Helps keep the product stable and pleasant to use after opening.
May suitAll products that need protecting from spoilage.
Worth knowingA very common, well-studied preservative used at low levels.
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Hydroxyethyl Urea HumectantsMoisture-binding humectant
Helps attract and retain moisture in the hair and scalp.
May suitUseful for dry, dehydrated or frizz-prone hair needing added hydration.
Worth knowingIt provides a smooth, conditioned feel without heaviness and is often used to enhance moisture balance in both hair and skin products.
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Cetyl Esters Conditioning agentsEmollient / slip enhancer
Provides slip and softness while helping to smooth the hair’s surface.
May suitPeople looking for smoother, more manageable hair textures.
Worth knowingCetyl esters are wax‑like emollients that improve product spreadability and give a soft, conditioned feel. They are commonly used to enhance texture without heaviness.
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Isopropyl Alcohol SolventsSolvent
Helps dissolve ingredients and supports quick-drying formulas.
May suitThose using styling products that benefit from fast evaporation, such as sprays.
Worth knowingIt is commonly used at low levels to improve texture and spreadability. It evaporates quickly, leaving minimal residue on the hair.
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Polyquaternium-37 Conditioning agentsFilm-forming conditioner
A conditioning polymer that helps smooth the hair and improve manageability.
May suitThose looking for softer, more manageable hair or extra slip in styling products.
Worth knowingIt forms a lightweight film on the hair to reduce static and enhance glide without leaving heavy residue. It is commonly used in both rinse-off and leave-in formulas.
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Sodium Citrate pH adjusterspH adjuster
Sodium Citrate helps maintain or adjust the pH of haircare formulas.
May suitAnyone using products designed to stay within a specific pH range, such as colour‑treated or chemically treated hair.
Worth knowingIt also has mild chelating abilities, helping formulas remain stable in the presence of minerals found in water. Its use supports the consistency and performance of many shampoos and conditioners.
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Polyquaternium-4 Conditioning agentsFilm-forming conditioner
A conditioning polymer that forms a light film on the hair to enhance smoothness, shine and manageability.
May suitPeople looking for improved slip, reduced frizz or better hold in styling products.
Worth knowingIt is often used in styling formulas because it helps provide flexible hold and humidity resistance. It rinses out easily and is compatible with many other haircare ingredients.
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Propylene Glycol Dicaprylate/Dicaprate Oils and buttersLightweight emollient
A light, fast‑absorbing emollient ester that helps soften hair and improve slip.
May suitThose wanting a non-greasy conditioning feel or improved spreadability in styling products.
Worth knowingIt is commonly used to give formulas a smooth, silky texture without heaviness. Often found in conditioners, serums and creams where a lightweight finish is desired.
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Citric Acid pH adjusterspH adjuster
Fine-tunes the product pH, which can help the hair surface feel smooth.
May suitMost hair types as part of a balanced formula.
Worth knowingUsually present in small amounts to balance the formula.
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Limonene Fragrance ingredientsFragrance component
A fragrance component that also occurs naturally in many citrus and plant oils.
Worth knowingA fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.
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PPG-1 Trideceth-6 Cleansers / surfactantsSolubiliser / surfactant
A solubilising surfactant that helps blend oily and watery ingredients into a uniform formula.
May suitThose looking for products with stable, evenly blended textures or clear formulations.
Worth knowingIt is commonly used in both haircare and skincare to help disperse fragrance oils or conditioning agents evenly. It also supports the overall texture and consistency of a formula.
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Glycine Proteins and amino acidsAmino acid
An amino acid that helps support hair softness and overall hair fibre condition.
May suitThose looking to improve hair manageability or support moisture balance.
Worth knowingGlycine is often included as part of amino acid blends used to condition and reinforce the hair fibre. It can also appear in gentle cleansing systems and care-focused formulations.
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Sucrose HumectantsHumectant
Sucrose helps attract and retain moisture in hair and scalp.
May suitThose looking for added hydration or gentle sugar-based exfoliation in scalp treatments.
Worth knowingIn some formulas, sucrose can also provide mild texture enhancement or a soft, polishing effect in scrubs.
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Linalool Fragrance ingredientsFragrance component
A fragrance component found naturally in many flowers and spices.
Worth knowingA fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.
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Acrylates/Stearyl Methacrylate Copolymer Thickeners and stabilisersFilm-forming polymer
A film-forming polymer that helps add hold, texture and stability to haircare and styling formulas.
May suitThose looking for improved style retention or products that enhance texture and manageability.
Worth knowingThis copolymer is commonly used in styling products to help create flexible hold without excessive stiffness. It also supports product consistency and overall formula stability.
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Sorbitan Oleate Cleansers / surfactantsEmulsifier
Helps blend oils and water so a formula stays smooth and stable.
May suitAnyone using products where a consistent, even texture is desired.
Worth knowingIt is commonly used to improve product spreadability and maintain uniform texture in creams and conditioners.
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Citronellol Fragrance ingredientsFragrance component
A fragrance component with a soft floral, rose-like character.
Worth knowingA fragrance component that must be listed separately on labels because a minority of people can be sensitive to it. Its presence is normal, required disclosure and is not a quality signal.
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Citral Fragrance ingredientsFragrance component
Citral is a fragrance ingredient used to provide a fresh, citrus-like scent.
May suitThose who enjoy citrus-style fragrances or want products with a fresh aromatic profile.
Worth knowingCitral is naturally present in several essential oils and is listed on labels because it is a recognised fragrance allergen. Only small amounts are typically used to adjust or enhance a product’s scent.
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Eugenol Fragrance ingredientsFragrance component
Eugenol is a naturally occurring fragrance component that adds a warm, spicy scent note to haircare products.
May suitThose who enjoy aromatic, clove-like fragrance profiles or who are reviewing products for fragrance allergens.
Worth knowingIt is one of the fragrance allergens that must be listed separately on labels when present above certain thresholds. Its presence does not indicate product quality, but may help people who monitor their fragrance exposure.
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Disodium EDTA Chelating agentsChelating agent
Binds to minerals from hard water so the product works consistently and stays stable.
May suitAll products, especially in hard-water areas.
Worth knowingUsed in tiny amounts to keep formulas performing reliably.
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Tocopherol PreservativesAntioxidant
An antioxidant that helps support product stability and can provide conditioning benefits to hair.
May suitThose wanting added nourishment or antioxidant support in their haircare routine.
Worth knowingTocopherol is commonly included to help protect oils in a formula from oxidising and to offer light conditioning benefits. It is widely used in both skincare and haircare products.