Blond Absolu Night Serum
Transform your blonde hair while you sleep with the Blond Absolu Night Serum, an intense overnight recovery serum designed to rejuvenate all shades of blonde hair. This innovative serum works its magic during the night, targeting sensitised and bleached strands to restore the hair fibre and ensure you wake up to smoother, healthier-looking locks.
The serum's lightweight formula penetrates deeply, offering durable hydration and repair to hair fibres without weighing them down. As you rest, it diligently reduces frizz, repairs split ends, and diminishes breakage, ensuring that your hair is not only smoother by morning but also significantly stronger. Clinical studies reveal an impressive 89% reduction in hair breakage and a 74% increase in smoothness. Moreover, it boasts a remarkable ability to reduce the appearance of split ends by 53%, visibly minimising surface damage on the hair.
How To Use Kerastase Blond Absolu Night Serum
Before going to sleep, massage 2-4 pumps into lengths and ends of dry hair. No need to rinse.
Kerastase Blond Absolu Night Serum Ingredients
1248701 Aqua / Water / Eau • Isopropyl Myristate • Dimethicone • Triethanolamine • Amodimethicone • Phenoxyethanol • Sodium Hyaluronate • Carbomer • Polyquaternium-4 • Potato Starch Modified • Hydroxypropyl Guar • Behentrimonium Chloride • Trideceth-6 • Limonene • Isopropyl Alcohol • Cetrimonium Chloride • Linalool • Glycerin • Citronellol • Leontopodium Alpinum Flower/Leaf Extract • Citric Acid • Sodium Benzoate • Potassium Sorbate • Parfum / Fragrance. C248648/1.
Occasionally, product packaging and ingredients are updated without notice. For the most accurate information please check the product packaging.
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Isopropyl Myristate Conditioning agentsEmollient and texture enhancer
Helps soften hair and improve slip by adding light, non-greasy conditioning.
May suitThose looking for smoother-feeling hair or products that apply and spread easily.
Worth knowingIt is a lightweight ester often used to reduce greasiness and enhance the feel of conditioning formulas. It can also support fragrance and oil distribution within a product.
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Dimethicone SiliconesSlip and shine agent
Smooths the hair surface, adds slip and shine and helps reduce frizz.
May suitFrizz-prone, coarse or dry hair wanting a smooth, glossy finish.
Worth knowingSome people prefer silicone-free formulas, especially for certain curl routines. It is widely used and helpful in many smoothing products.
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Triethanolamine pH adjusterspH adjuster
Triethanolamine helps adjust and stabilise the pH of haircare formulations.
May suitThose interested in how a product maintains stability and performance may find this ingredient relevant.
Worth knowingIt is commonly used in small amounts to help products stay within an effective pH range. Its presence supports formulation texture and consistency.
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Amodimethicone SiliconesConditioning silicone
A conditioning silicone that targets rougher areas of the hair to smooth and protect.
May suitDamaged, frizz-prone or colour-treated hair wanting targeted smoothing.
Worth knowingDesigned to deposit where hair needs it most. Some prefer silicone-free formulas by choice.
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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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Sodium Hyaluronate HumectantsHydrating humectant
Draws moisture into the hair and helps maintain hydration.
May suitThose with dry, dehydrated or coarse hair seeking added softness and moisture retention.
Worth knowingIt is the salt form of hyaluronic acid and is widely used because it can hold many times its weight in water. In haircare, it helps support smoother, more manageable strands without adding heaviness.
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Carbomer Thickeners and stabilisersThickener and stabiliser
Carbomer helps thicken and stabilise gels, creams and styling formulas.
May suitAnyone who prefers smooth, consistent textures in styling or leave-in products.
Worth knowingIt helps formulas stay evenly mixed and glide easily through the hair or onto the scalp. It is widely used because it works in very small amounts and provides reliable texture.
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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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Hydroxypropyl Guar Thickeners and stabilisersThickener and stabiliser
A plant-derived polymer that helps thicken and stabilise haircare formulations.
May suitThose who prefer products with a smoother, more cushioning texture or want improved slip in shampoos and conditioners.
Worth knowingIt can also provide light conditioning benefits by helping hair feel softer and easier to detangle. It is commonly used in both rinse-off and leave-in 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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Trideceth-6 Cleansers / surfactantsSolubiliser / surfactant
A non-ionic surfactant that helps blend oil-soluble ingredients into water-based formulas.
May suitThose using products with oils or silicones who want them to rinse evenly without residue.
Worth knowingIt is commonly used in shampoos and styling products to support stable, uniform textures. Its mild nature makes it suitable for a wide range of formulations.
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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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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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Cetrimonium Chloride Conditioning agentsConditioning agent
A conditioning agent that helps smooth and soften the hair while reducing static and tangles.
May suitPeople looking for improved manageability, detangling and smoother-feeling hair.
Worth knowingIt is a commonly used quaternary ammonium compound that helps conditioners spread easily through the hair. It is effective even at low levels, which is why it appears frequently in rinse-off products.
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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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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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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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Leontopodium Alpinum Extract Botanical extractsSoothing botanical extract
A plant-derived extract used for its antioxidant and soothing properties.
May suitThose seeking calming or protective benefits in their hair or scalp care routine.
Worth knowingOften referred to as edelweiss extract, it is valued for its naturally occurring antioxidant compounds. It is commonly included to support overall formula performance and scalp comfort.
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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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Sodium Benzoate PreservativesPreservative
Helps protect water-based products from spoilage so they stay usable.
May suitAll products that need a preservative system.
Worth knowingOften paired with other preservatives for broad protection.
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Potassium Sorbate PreservativesPreservative
Helps keep haircare formulas stable by preventing the growth of microbes.
May suitAnyone who uses water-based products that benefit from reliable preservation.
Worth knowingIt is commonly used alongside other preservation systems to maintain product freshness and extend shelf life. It is generally well tolerated in rinse-off and leave-in products.