PEG-8 Diisostearate

PEG-8 Diisostearate is a polyethylene glycol ester of diisostearic acid used as a nonionic emulsifier and solubilizer. It disperses oils, removes makeup and sunscreen in cleansers, and improves rinse-off in mild surfactant systems.
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Ingredient Snapshot

Overview
Helps loosen long-wear makeup and sunscreen for a gentle cleanse.
Category
Emulsifying, Cleansing
Type
Emulsifier

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Helps loosen long-wear pigments and water-resistant SPF for an easy, gentle cleanse. Leaves skin feeling comfortable with less residue after washing.

Uses In Skincare & Cosmetics

Frequently used in cleansing oils, balms, and micellar waters to aid effective makeup removal; also appears in milky cleansers and light lotions for improved wash-off behavior.

Comedogenic Rating

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

Safety

Typically well tolerated and non-irritating, though stinging can occur if it enters the eyes or on compromised skin. Manufacturing practices aim to minimize trace impurities; no common regulatory restrictions for standard cosmetic use.

Is PEG-8 Diisostearate a Good Ingredient?

Rated Good as a dependable emulsifier and solubilizer that aids gentle yet effective makeup and sunscreen removal, with generally low irritation. It stays at Good since it mainly improves cleansing performance rather than conferring a direct skin benefit.

Products with PEG-8 Diisostearate

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