KERASTASE Blond Absolu Bain Lumiere 8.5 oz

Common questions

Is KERASTASE Blond Absolu Bain Lumiere 8.5 oz healthy?

KERASTASE Blond Absolu Bain Lumiere 8.5 oz scores 65/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This shampoo contains Sodium Laureth Sulfate, which can strip natural oils from the hair and scalp, and synthetic fragrance, which may include undisclosed chemicals that could be allergens or irritants.

Which ingredients drive KERASTASE Blond Absolu Bain Lumiere 8.5 oz's score?

In Scout's ingredient-by-ingredient analysis, Glycerin, Salicylic Acid, Tocopherol count in its favor; Sodium Laureth Sulfate, Sodium Benzoate, Limonene are flagged as ingredients of concern. The full breakdown, with why each one matters, is in the Key ingredients section on this page.

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KERASTASE Blond Absolu Bain Lumiere 8.5 oz

Kerastase
65 Fair

Analysis updated September 2026 · How Scout scores

$139.00 · 16.9 fl oz
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At a glance

Beneficial ingredients 6
Harmful ingredients 5
Owned by L'Oréal Group
Category Shampoo
Summary

This shampoo contains Sodium Laureth Sulfate, which can strip natural oils from the hair and scalp, and synthetic fragrance, which may include undisclosed chemicals that could be allergens or irritants. However, it also includes beneficial ingredients like glycerin, salicylic acid, and sodium hyaluronate, which help to moisturize and improve scalp health. The presence of these beneficial components provides some balance to the formulation, despite the inclusion of harsher ingredients.

Key ingredients 19

Glycerin
Good

Glycerin is a humectant that attracts moisture to the hair and scalp. It helps to maintain hydration and improve the texture of hair. It is generally well-tolerated and beneficial for dry hair.

Benefits

Helps to hydrate and soften hair, improving manageability.

See more about Glycerin →
Salicylic Acid
Good

Salicylic Acid is a beta hydroxy acid that helps to exfoliate the scalp and remove dead skin cells. It can help to reduce dandruff and improve scalp health. It is beneficial for individuals with oily or flaky scalps.

Risks

May cause irritation or dryness if used excessively.

Benefits

Helps to exfoliate the scalp and reduce dandruff.

See more about Salicylic Acid →
Tocopherol
Good

Tocopherol, also known as Vitamin E, is an antioxidant that helps to protect hair and scalp from oxidative stress. It can improve hair health and appearance. It is beneficial for maintaining the integrity of the product.

Benefits

Protects hair and scalp from oxidative damage.

See more about Tocopherol →
Leontopodium Alpinum Flower/Leaf Extract
Good

This extract is known for its antioxidant properties and helps to protect hair from environmental damage. It can improve the overall health and appearance of hair. It is derived from the Edelweiss plant and is considered beneficial.

Benefits

Provides antioxidant protection and improves hair health.

Sodium Hyaluronate
Good

Sodium Hyaluronate is a form of hyaluronic acid that helps to retain moisture in the hair and scalp. It can improve hydration and elasticity of hair. It is beneficial for dry or damaged hair.

Benefits

Enhances moisture retention and improves hair elasticity.

See more about Sodium Hyaluronate →
Malva Sylvestris Flower Extract / Mallow Flower Extract
Good

Mallow Flower Extract is known for its soothing and moisturizing properties. It helps to calm the scalp and improve hair hydration. It is beneficial for sensitive or dry scalps.

Benefits

Soothes the scalp and enhances hair moisture.

Aqua / Water
Neutral

Water is a common solvent used in cosmetic formulations. It acts as a base for the product, allowing other ingredients to be dissolved and mixed. It does not provide direct benefits or risks.

Benefits

Essential for dissolving and distributing other ingredients in the formulation.

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Coco-Betaine
Neutral

Coco-Betaine is a mild surfactant derived from coconut oil. It is used to enhance the foaming properties of shampoos. It is generally considered safe and non-irritating.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Contributes to a rich lather and gentle cleansing.

See more about Coco-Betaine →
Sodium Chloride
Neutral

Standard formulation ingredient — neither beneficial nor harmful at typical use.

Risks

Can cause dryness and irritation, especially in sensitive scalps.

Benefits

Helps to increase the viscosity of the shampoo.

See more about Sodium Chloride →
Cocamide Mipa
Neutral

Cocamide Mipa is a surfactant and foam booster derived from coconut oil. It helps to stabilize the foam and improve the texture of the shampoo. It is generally considered safe for use in cosmetics.

Risks

May cause mild irritation in some individuals.

Benefits

Enhances the foaming and cleansing properties of the shampoo.

See more about Cocamide Mipa →
Citric Acid
Neutral

Citric Acid is used to adjust the pH of cosmetic products. It helps to maintain the stability and effectiveness of the formulation. It is generally safe and non-irritating in small amounts.

Risks

Can cause irritation if used in high concentrations.

Benefits

Helps to maintain the pH balance of the shampoo.

See more about Citric Acid →
Sodium Hydroxide
Neutral

Sodium Hydroxide is used to adjust the pH of cosmetic formulations. It helps to neutralize acidic components and stabilize the product. It is safe when used in small amounts for pH adjustment.

Risks

Can cause irritation if used in high concentrations.

Benefits

Ensures the product maintains a stable and effective pH level.

See more about Sodium Hydroxide →
Hexylene Glycol
Neutral

Hexylene Glycol is a solvent and viscosity agent used in cosmetics. It helps to improve the texture and spreadability of the product. It is generally considered safe for use in cosmetics.

Risks

May cause mild irritation in sensitive individuals.

Benefits

Improves the texture and application of the shampoo.

See more about Hexylene Glycol →
Hydroxypropyl Guar Hydroxypropyltrimonium Chloride
Neutral

This ingredient is a conditioning agent that helps to improve the texture and manageability of hair. It provides a smooth feel and reduces static. It is generally considered safe for use in hair care products.

Benefits

Improves hair texture and reduces static.

Sodium Laureth Sulfate
Bad

Sodium Laureth Sulfate is a surfactant used for its cleansing properties. It can strip natural oils from the hair and scalp, leading to dryness. It may also be contaminated with 1,4-dioxane, a potential carcinogen.

Risks

Can cause dryness and irritation to the scalp and skin.

Benefits

Effective at removing dirt and oil from hair.

See more about Sodium Laureth Sulfate →
Sodium Benzoate
Bad

Synthetic preservative that can form benzene in the presence of vitamin C.

Risks

May cause irritation in sensitive individuals.

Benefits

Prevents spoilage and extends the shelf life of the product.

See more about Sodium Benzoate →
Limonene
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

Potential allergen that may cause irritation in sensitive individuals.

Benefits

Contributes a fresh, citrus scent to the product.

See more about Limonene →
Potassium Sorbate
Bad

Synthetic preservative — flagged in daily-use products.

Risks

May cause irritation in sensitive individuals.

Benefits

Prevents spoilage and extends the shelf life of the product.

See more about Potassium Sorbate →
Parfum / Fragrance
Very Bad

Synthetic fragrance is used to impart a pleasant scent to cosmetic products. It can contain a mixture of undisclosed chemicals, some of which may be allergens or irritants. It does not provide any direct benefits to hair or scalp health.

Risks

Potential allergen that may cause irritation or allergic reactions.

Benefits

Provides a pleasant scent to the product.

See more about Parfum / Fragrance →

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