Kerastase Blond Absolu Overnight Recovery Cicanuit Hair Serum 3.04 oz

Common questions

Is Kerastase Blond Absolu Overnight Recovery Cicanuit Hair Serum 3.04 oz healthy?

Kerastase Blond Absolu Overnight Recovery Cicanuit Hair Serum 3.04 oz scores 60/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This hair serum contains beneficial moisturizing ingredients like sodium hyaluronate and glycerin, which help retain moisture and improve skin texture.

Which ingredients drive Kerastase Blond Absolu Overnight Recovery Cicanuit Hair Serum 3.04 oz's score?

In Scout's ingredient-by-ingredient analysis, Sodium Hyaluronate, Glycerin count in its favor; Dimethicone, Triethanolamine, Amodimethicone 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 Overnight Recovery Cicanuit Hair Serum 3.04 oz

Kerastase
60 Fair

Analysis updated September 2026 · How Scout scores

$64.00 · 1.7 fl oz · $37.65 / fluid ounce
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At a glance

Beneficial ingredients 2
Harmful ingredients 10
Owned by L'Oréal Group
Category Serum
Summary

This hair serum contains beneficial moisturizing ingredients like sodium hyaluronate and glycerin, which help retain moisture and improve skin texture. However, it also includes triethanolamine, which can be irritating and has potential contamination concerns, and undisclosed fragrance, which is a common allergen. The presence of these concerning ingredients alongside beneficial ones results in a mixed safety profile.

Key ingredients 24

Sodium Hyaluronate
Good

Sodium Hyaluronate is a salt form of hyaluronic acid, known for its excellent moisturizing properties. It helps retain moisture in the skin, making it plump and hydrated. It is highly regarded in skincare for its ability to improve skin texture and appearance.

Benefits

Deeply hydrates and plumps the skin, improving texture.

See more about Sodium Hyaluronate →
Glycerin
Good

Glycerin is a humectant that attracts moisture to the skin, helping to keep it hydrated. It is widely used in cosmetics for its moisturizing properties. It is considered safe and beneficial for all skin types.

Benefits

Deeply hydrates and maintains skin moisture balance.

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Aqua / Water / Eau
Neutral

Water is a common solvent used in cosmetic formulations. It helps dissolve other ingredients and provides a base for the product. It does not have any direct benefits or risks.

Benefits

Provides a medium for other ingredients to be delivered effectively.

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Isopropyl Myristate
Neutral

Isopropyl Myristate is used as an emollient and thickening agent in cosmetics. It helps improve the texture and spreadability of the product. It is generally considered safe for use in cosmetics.

Risks

May cause skin irritation in sensitive individuals.

Benefits

Improves product texture and enhances skin feel.

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Carbomer
Neutral

Carbomer is a thickening agent used to stabilize and control the viscosity of cosmetic products. It helps create a smooth and consistent texture. It is generally considered safe for use in cosmetics.

Benefits

Provides a stable and smooth product texture.

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Polyquaternium-4
Neutral

Polyquaternium-4 is a conditioning agent used in hair care products to improve texture and manageability. It forms a film on the hair, providing smoothness and reducing static. It is considered safe for use in cosmetics.

Risks

May cause build-up on hair with frequent use.

Benefits

Improves hair texture and reduces static.

Potato Starch Modified
Neutral

Modified potato starch is used as a thickening and stabilizing agent in cosmetics. It helps improve the texture and consistency of the product. It is generally considered safe for use in cosmetics.

Benefits

Enhances product texture and stability.

Hydroxypropyl Guar
Neutral

Hydroxypropyl Guar is a derivative of guar gum used as a thickening and conditioning agent. It helps improve the texture and feel of hair care products. It is considered safe for use in cosmetics.

Benefits

Improves product texture and hair feel.

Behentrimonium Chloride
Neutral

Behentrimonium Chloride is a conditioning agent used in hair care products to improve manageability and reduce static. It is effective in detangling and smoothing hair. It is generally considered safe for use in cosmetics.

Risks

May cause irritation in sensitive individuals.

Benefits

Improves hair manageability and reduces static.

See more about Behentrimonium Chloride →
Trideceth-6
Neutral

Trideceth-6 is a surfactant and emulsifier used to improve the texture and stability of cosmetic products. It helps blend ingredients that typically do not mix well. It is considered safe for use in cosmetics.

Benefits

Enhances product texture and stability.

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Isopropyl Alcohol
Neutral

Isopropyl Alcohol is used as a solvent and antiseptic in cosmetics. It helps dissolve other ingredients and provides a quick-drying finish. It can be drying to the skin with prolonged use.

Risks

Can cause skin dryness and irritation with frequent use.

Benefits

Acts as a solvent and provides a quick-drying finish.

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Citronellol
Neutral

Citronellol is a fragrance component derived from essential oils. It is used to impart a pleasant scent to cosmetic products. It can be an allergen for some individuals.

Risks

Potential allergen and skin irritant.

Benefits

Provides a pleasant scent to products.

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Leontopodium Alpinum Flower/Leaf Extract
Neutral

Leontopodium Alpinum Extract, also known as Edelweiss, is used for its antioxidant properties. It helps protect the skin from environmental stressors. It is considered safe for use in cosmetics.

Benefits

Provides antioxidant protection to the skin.

Citric Acid
Neutral

Citric Acid is used to adjust the pH of cosmetic products. It helps maintain product stability and effectiveness. It is generally considered safe for use in cosmetics.

Risks

Can cause skin irritation in high concentrations.

Benefits

Helps maintain product pH and stability.

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Dimethicone
Bad

Occlusive silicone film-former — flagged under clean-beauty doctrine.

Risks

Can cause build-up on hair or skin with prolonged use.

Benefits

Provides a smooth, silky feel and helps retain moisture.

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Triethanolamine
Bad

Triethanolamine is used to adjust pH and stabilize emulsions in cosmetics. It can be irritating to the skin and eyes. There are concerns about nitrosamine contamination, which are potential carcinogens.

Risks

Potential skin irritant and risk of nitrosamine contamination.

Benefits

Helps maintain product stability and pH balance.

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Amodimethicone
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

May cause build-up on hair with frequent use.

Benefits

Enhances hair shine and manageability.

See more about Amodimethicone →
Phenoxyethanol
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

Potential skin irritant, especially in high concentrations.

Benefits

Effective preservative that extends product shelf life.

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Limonene
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

Potential allergen and skin irritant.

Benefits

Provides a fresh, citrus scent to products.

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Cetrimonium Chloride
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

May cause irritation in sensitive individuals.

Benefits

Improves hair texture and reduces static.

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Linalool
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

Potential allergen and skin irritant.

Benefits

Provides a pleasant floral scent to products.

See more about Linalool →
Sodium Benzoate
Bad

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

Risks

Potential skin irritant in sensitive individuals.

Benefits

Prevents microbial growth and extends product shelf life.

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Potassium Sorbate
Bad

Synthetic preservative — flagged in daily-use products.

Risks

Potential skin irritant in sensitive individuals.

Benefits

Prevents mold and yeast growth, extending product shelf life.

See more about Potassium Sorbate →
Parfum / Fragrance
Very Bad

Fragrance is used to impart a pleasant scent to cosmetic products. It is a common allergen and can cause skin irritation. The exact composition is often undisclosed, leading to concerns about potential harmful effects.

Risks

Potential allergen and skin irritant.

Benefits

Provides a pleasant scent to products.

See more about Parfum / Fragrance →

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