Kerastase Elixir Ultime Refillable Hydrating Hair Oil for Shine, Size: Standard, None

Common questions

Is Kerastase Elixir Ultime Refillable Hydrating Hair Oil for Shine, Size: Standard, None healthy?

Kerastase Elixir Ultime Refillable Hydrating Hair Oil for Shine, Size: Standard, None scores 65/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This hair oil contains a blend of beneficial natural oils such as argan, marula, and camellia, which provide nourishing and moisturizing properties.

Which ingredients drive Kerastase Elixir Ultime Refillable Hydrating Hair Oil for Shine, Size: Standard, None's score?

In Scout's ingredient-by-ingredient analysis, Caprylic/Capric Triglyceride, Camellia Oleifera Seed Oil, Zea Mays Germ Oil / Corn Germ Oil count in its favor; Dimethicone, Amodimethicone, Linalool 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 Elixir Ultime Refillable Hydrating Hair Oil for Shine, Size: Standard, None

Elixir Ultime
65 Fair

Analysis updated September 2026 · How Scout scores

$35.00 · 1.01 fl oz · $34.65 / fluid ounce
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At a glance

Beneficial ingredients 10
Harmful ingredients 8
Owned by L'Oréal
Category Shampoo, Conditioner & Hair Care
Summary

This hair oil contains a blend of beneficial natural oils such as argan, marula, and camellia, which provide nourishing and moisturizing properties. However, the presence of synthetic fragrance components like linalool, alpha-isomethyl ionone, and coumarin, which are potential allergens, lowers its safety profile. The inclusion of generic fragrance also contributes to potential irritation, impacting the overall ingredient safety score.

Key ingredients 21

Caprylic/Capric Triglyceride
Very Good

Caprylic/Capric Triglyceride is derived from coconut oil and glycerin. It is used for its emollient properties and ability to enhance the absorption of other ingredients. It is considered safe and beneficial in cosmetics.

Risks

There are minimal risks, primarily related to potential allergic reactions in individuals with coconut allergies.

Benefits

It provides excellent skin conditioning and helps to improve the spreadability of the product.

See more about Caprylic/Capric Triglyceride →
Camellia Oleifera Seed Oil
Very Good

Camellia Oleifera Seed Oil is a natural oil rich in antioxidants and fatty acids. It is used for its moisturizing and nourishing properties. It is considered very beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It deeply nourishes and conditions the hair, enhancing shine and softness.

See more about Camellia Oleifera Seed Oil →
Argania Spinosa Kernel Oil
Very Good

Argan Oil is a highly valued natural oil known for its nourishing and moisturizing properties. It is rich in essential fatty acids and antioxidants. It is considered very beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to hydrate and condition the hair, reducing frizz and enhancing shine.

See more about Argania Spinosa Kernel Oil →
Sclerocarya Birrea Seed Oil
Very Good

Marula Oil is a natural oil rich in antioxidants and fatty acids. It is used for its moisturizing and nourishing properties. It is considered very beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to hydrate and protect the hair, enhancing its softness and shine.

See more about Sclerocarya Birrea Seed Oil →
Pentaclethra Macroloba Seed Oil
Very Good

Pracaxi Oil is a natural oil known for its conditioning and moisturizing properties. It is rich in fatty acids and is considered beneficial in hair care formulations.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to improve hair manageability and enhances shine.

Camelina Sativa Seed Oil
Very Good

Camelina Oil is a natural oil rich in omega fatty acids and antioxidants. It is used for its nourishing and moisturizing properties. It is considered very beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to condition and protect the hair, enhancing its softness and shine.

Tocopherol
Very Good

Tocopherol, or Vitamin E, is a powerful antioxidant used for its moisturizing and protective properties. It helps to protect the hair from environmental damage. It is considered very beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to nourish and protect the hair, enhancing its health and appearance.

See more about Tocopherol →
Zea Mays Germ Oil / Corn Germ Oil
Good

Corn Germ Oil is rich in essential fatty acids and vitamin E. It is used for its emollient and nourishing properties. It is considered beneficial in hair care formulations.

Risks

Potential risks include allergic reactions in individuals sensitive to corn.

Benefits

It helps to moisturize and condition the hair, improving its texture and appearance.

Camellia Japonica Flower Extract
Good

Camellia Japonica Flower Extract is rich in antioxidants and used for its soothing and moisturizing properties. It is considered beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to condition and protect the hair, enhancing its softness and shine.

Phyllanthus Emblica Fruit Extract
Good

Phyllanthus Emblica Fruit Extract, also known as Amla, is rich in vitamin C and antioxidants. It is used for its nourishing and conditioning properties. It is considered beneficial in hair care products.

Risks

There are minimal risks, primarily related to potential allergic reactions.

Benefits

It helps to strengthen and condition the hair, enhancing its shine and health.

Isododecane
Neutral

Isododecane is a hydrocarbon often used as a solvent and emollient in cosmetics. It provides a lightweight feel and helps in the even distribution of the product. It is generally considered safe for use in cosmetics.

Risks

There are minimal risks associated with isododecane, primarily related to potential skin irritation in sensitive individuals.

Benefits

It enhances the spreadability of the product and provides a silky texture without leaving a greasy residue.

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C11-13 Isoalkane
Neutral

C11-13 Isoalkane is a synthetic hydrocarbon used as an emollient and solvent. It provides a lightweight, non-greasy feel to formulations. It is generally regarded as safe in cosmetics.

Risks

Potential risks include skin irritation for very sensitive skin types.

Benefits

It enhances the texture of the product, making it easier to apply and spread.

Dimethiconol
Neutral

Dimethiconol is a silicone-based polymer similar to dimethicone, used for its conditioning properties. It forms a protective barrier on the hair or skin. It is considered safe for use in cosmetics.

Risks

Potential risks include build-up on hair with excessive use.

Benefits

It provides a smooth, silky feel and helps to protect the hair from environmental damage.

See more about Dimethiconol →
Dimethicone
Bad

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

Risks

Some individuals may experience build-up or sensitivity with prolonged use.

Benefits

It helps to smooth and protect the hair, reducing frizz and adding shine.

See more about Dimethicone →
Amodimethicone
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

May cause build-up on hair with frequent use.

Benefits

It helps to improve hair manageability and reduces frizz.

See more about Amodimethicone →
Linalool
Bad

Linalool is a naturally occurring terpene alcohol found in many flowers and spice plants. It is used for its fragrance properties. However, it can be a potential allergen and irritant.

Risks

It may cause allergic reactions or skin irritation in sensitive individuals.

Benefits

It provides a pleasant fragrance to cosmetic products.

See more about Linalool →
Alpha-Isomethyl Ionone
Bad

Alpha-Isomethyl Ionone is a synthetic fragrance ingredient. It is used to impart a floral scent to cosmetic products. However, it is a known allergen and can cause skin irritation.

Risks

It may cause allergic reactions or skin irritation in sensitive individuals.

Benefits

It adds a pleasant floral fragrance to products.

See more about Alpha-Isomethyl Ionone →
Limonene
Bad

Limonene is a naturally occurring compound found in the peels of citrus fruits. It is used for its fragrance properties. However, it can oxidize and become a skin irritant or allergen.

Risks

It may cause allergic reactions or skin irritation, especially when oxidized.

Benefits

It provides a fresh citrus scent to cosmetic products.

See more about Limonene →
Coumarin
Bad

Coumarin is a naturally occurring compound with a sweet scent, used in fragrances. It is a known allergen and can cause skin irritation.

Risks

It may cause allergic reactions or skin irritation in sensitive individuals.

Benefits

It adds a sweet, pleasant fragrance to products.

See more about Coumarin →
Benzyl Alcohol
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

High concentrations can cause skin irritation or allergic reactions.

Benefits

It helps to preserve the product and prevent microbial growth.

See more about Benzyl Alcohol →
Parfum / Fragrance
Very Bad

Fragrance is a generic term for a mixture of scent chemicals and ingredients. It is used to impart a pleasant smell to products. However, it is a common allergen and can cause skin irritation.

Risks

It may cause allergic reactions or skin irritation in sensitive individuals.

Benefits

It provides a pleasant scent to cosmetic products.

See more about Parfum / Fragrance →

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