PEG-10 Isostearate

PEG-10 Isostearate is a nonionic surfactant formed by esterifying isostearic acid with polyethylene glycol averaging ten units in chain length. It emulsifies oils, solubilizes fragrances, and supports mild cleansing in makeup-removing products.
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Ingredient Snapshot

Overview
Helps gently lift makeup, sunscreen, and oil during cleansing.
Category
Emulsifying
Type
Emulsifier

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Gently lifts makeup, sunscreen, and excess oil while keeping skin comfortable. Supports a clean rinse without a tight sensation.

Uses In Skincare & Cosmetics

Common in cleansing oils, balm cleansers, and bi-phase makeup removers for effective yet mild cleansing. Also used in fragranced toners and mists to evenly disperse scent components.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

Usually low irritation, but can sting eyes or cause mild redness for sensitive skin, especially in cleansing formats; rinse well. No widely cited regulatory restrictions at typical cosmetic concentrations.

Is PEG-10 Isostearate a Good Ingredient?

Rated Good as a mild, effective nonionic emulsifier and solubilizer that supports cleansing and makeup removal without the harshness of stronger surfactants. Some users may experience eye stinging or slight irritation at higher use levels, which keeps it from a higher tier.

Products with PEG-10 Isostearate

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