MAC Colour Excess Gel Pencil Eye Liner Stay The Night 0.01 oz

Common questions

Is MAC Colour Excess Gel Pencil Eye Liner Stay The Night 0.01 oz healthy?

MAC Colour Excess Gel Pencil Eye Liner Stay The Night 0.01 oz scores 78/100 on Scout's independent analysis of ingredients, additives, and lab results — a fair-to-good score — solid, with tradeoffs. This eye liner contains a mix of synthetic and natural ingredients, with beneficial components like carnauba wax and titanium dioxide, which are safe and provide functional benefits.

Which ingredients drive MAC Colour Excess Gel Pencil Eye Liner Stay The Night 0.01 oz's score?

In Scout's ingredient-by-ingredient analysis, Copernicia Cerifera (Carnauba) Wax, Iron Oxides (Ci 77499), Mica count in its favor; Synthetic Beeswax, Benzyl Alcohol 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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MAC Colour Excess Gel Pencil Eye Liner Stay The Night 0.01 oz

MAC
78 Good

Analysis updated August 2026 · How Scout scores

$27.00 · 01 oz
View on Amazon
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At a glance

Beneficial ingredients 3
Harmful ingredients 2
Owned by Estée Lauder Companies Inc.
Category Eye Liner
Summary

This eye liner contains a mix of synthetic and natural ingredients, with beneficial components like carnauba wax and titanium dioxide, which are safe and provide functional benefits. However, the presence of benzyl alcohol, which can cause irritation for sensitive skin, and the overall processed nature of the product slightly lower its score. The formulation avoids major harmful chemicals, maintaining a relatively clean profile.

Key ingredients 24

Copernicia Cerifera (Carnauba) Wax
Very Good

Carnauba Wax is a natural wax derived from the leaves of the carnauba palm. It is used as a thickening agent and provides a glossy finish. It is considered safe and beneficial in cosmetics.

Risks

There are minimal risks, though some individuals may experience mild irritation.

Benefits

It provides a natural glossy finish and enhances the product's texture.

See more about Copernicia Cerifera (Carnauba) Wax →
Iron Oxides (Ci 77499)
Good

Beneficial ingredient — whole-food or functional value in this product class.

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

They provide natural and stable color to the product.

See more about Iron Oxides (Ci 77499) →
Mica
Good

Beneficial ingredient — whole-food or functional value in this product class.

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

It provides a shimmering effect and enhances the visual appeal of the product.

See more about Mica →
Isododecane
Neutral

Isododecane is a hydrocarbon commonly used in cosmetics for its lightweight and non-greasy feel. It helps in the smooth application of products. It is generally considered safe for use in cosmetics.

Risks

There are minimal risks associated with isododecane, though it can cause mild irritation in sensitive individuals.

Benefits

It provides a silky texture and helps in the even distribution of the product.

See more about Isododecane →
Polymethylsilsesquioxane
Neutral

Polymethylsilsesquioxane is a silicone used to enhance the smoothness and spreadability of cosmetic products. It forms a flexible film on the skin. It is considered safe for use in cosmetics.

Risks

There are no significant risks associated with this ingredient.

Benefits

It improves the texture and longevity of the product on the skin.

See more about Polymethylsilsesquioxane →
Candelilla Wax Hydrocarbons
Neutral

Candelilla Wax Hydrocarbons are derived from the candelilla plant and used as a thickening agent in cosmetics. They help in providing structure to the product. They are generally regarded as safe.

Risks

There are minimal risks, though some individuals may experience mild irritation.

Benefits

They contribute to the stability and consistency of the product.

Synthetic Wax
Neutral

Synthetic waxes are used in cosmetics to provide texture and stability. They mimic the properties of natural waxes. They are considered safe for use.

Risks

There are no significant risks associated with synthetic waxes.

Benefits

They help in maintaining the product's form and ease of application.

See more about Synthetic Wax →
Trimethylsiloxysilicate
Neutral

Trimethylsiloxysilicate is a silicone resin used to form a water-resistant film on the skin. It enhances the durability of makeup products. It is generally considered safe for use.

Risks

There are minimal risks, primarily related to potential skin irritation.

Benefits

It provides long-lasting wear and water resistance to the product.

See more about Trimethylsiloxysilicate →
Euphorbia Cerifera (Candelilla) Wax Extract
Neutral

Candelilla Wax Extract is used as a thickening agent and emollient in cosmetics. It is derived from the candelilla plant. It is considered safe for use.

Risks

There are minimal risks, though some individuals may experience mild irritation.

Benefits

It helps in providing structure and a smooth application to the product.

Hydrogenated Polydicyclopentadiene
Neutral

Hydrogenated Polydicyclopentadiene is used in cosmetics for its film-forming properties. It enhances the durability of the product. It is considered safe for use.

Risks

There are minimal risks associated with this ingredient.

Benefits

It provides a long-lasting effect and improves the product's adherence to the skin.

Dipentaerythrityl Pentaisononanoate
Neutral

Dipentaerythrityl Pentaisononanoate is an ester used as an emollient and skin conditioning agent. It provides a smooth feel to the product. It is considered safe for use.

Risks

There are minimal risks, primarily related to potential skin irritation.

Benefits

It enhances the texture and spreadability of the product.

Caprylyl Glycol
Neutral

Caprylyl Glycol is used as a skin conditioning agent and preservative booster. It helps in maintaining the product's stability. It is considered safe for use.

Risks

There are minimal risks, though it can cause mild irritation in sensitive individuals.

Benefits

It enhances the preservation and moisturizing properties of the product.

See more about Caprylyl Glycol →
Trihydroxystearin
Neutral

Trihydroxystearin is used as a thickening agent in cosmetics. It helps in stabilizing emulsions. It is considered safe for use.

Risks

There are minimal risks associated with this ingredient.

Benefits

It provides consistency and stability to the product.

See more about Trihydroxystearin →
Disteardimonium Hectorite
Neutral

Disteardimonium Hectorite is used as a thickening and suspending agent in cosmetics. It helps in stabilizing formulations. It is considered safe for use.

Risks

There are minimal risks, primarily related to potential skin irritation.

Benefits

It enhances the stability and consistency of the product.

See more about Disteardimonium Hectorite →
Propylene Carbonate
Neutral

Propylene Carbonate is used as a solvent and viscosity regulator in cosmetics. It helps in dissolving other ingredients. It is considered safe for use.

Risks

There are minimal risks, though it can cause mild irritation in sensitive individuals.

Benefits

It aids in the formulation and stability of the product.

See more about Propylene Carbonate →
Silica
Neutral

Silica is used in cosmetics as an absorbent and anti-caking agent. It helps in improving the texture and feel of the product. It is considered safe for use.

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

It enhances the smoothness and application of the product.

See more about Silica →
Synthetic Fluorphlogopite
Neutral

Synthetic Fluorphlogopite is a synthetic mica used to add shimmer and shine to cosmetics. It is considered a safe alternative to natural mica. It is generally regarded as safe.

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

It provides a shimmering effect and enhances the visual appeal of the product.

See more about Synthetic Fluorphlogopite →
Tin Oxide
Neutral

Tin Oxide is used as an opacifying agent and to add luster in cosmetics. It is considered safe for use. It is often used in combination with mica to enhance shine.

Risks

There are minimal risks associated with tin oxide.

Benefits

It enhances the shine and opacity of the product.

See more about Tin Oxide →
Alumina
Neutral

Alumina is used as an abrasive and absorbent in cosmetics. It helps in improving the texture and feel of the product. It is considered safe for use.

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

It enhances the smoothness and application of the product.

See more about Alumina →
Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate
Neutral

This ingredient is used as an antioxidant in cosmetics to prevent the oxidation of other ingredients. It helps in maintaining the product's stability. It is considered safe for use.

Risks

There are minimal risks associated with this ingredient.

Benefits

It helps in preserving the integrity and longevity of the product.

See more about Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate →
Ferric Ammonium Ferrocyanide (Ci 77510)
Neutral

Ferric Ammonium Ferrocyanide is used as a pigment in cosmetics to provide color. It is considered safe for use in cosmetics. It is commonly used in a variety of products for its vibrant color.

Risks

There are minimal risks associated with this ingredient.

Benefits

It provides vibrant and stable color to the product.

Titanium Dioxide (Ci 77891)
Neutral

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

Risks

There are minimal risks, primarily related to inhalation in powder form.

Benefits

It provides UV protection and enhances the opacity of the product.

See more about Titanium Dioxide (Ci 77891) →
Synthetic Beeswax
Bad

Processed additive flagged under Scout's ingredient doctrine.

Risks

There are no significant risks associated with synthetic beeswax.

Benefits

It helps in providing structure and a smooth application to the product.

See more about Synthetic Beeswax →
Benzyl Alcohol
Bad

Benzyl Alcohol is used as a preservative and solvent in cosmetics. It can cause skin irritation and allergic reactions in some individuals. It is considered safe in low concentrations but can be problematic for sensitive skin.

Risks

It can cause skin irritation and allergic reactions, especially in sensitive individuals.

Benefits

It acts as a preservative and helps in maintaining the product's stability.

See more about Benzyl Alcohol →

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