Cetyl Triethylmonium Dimethicone PEG-8 Succinate

Cetyl Triethylmonium Dimethicone PEG-8 Succinate is a silicone quaternary surfactant-emulsifier with dimethicone and PEG-succinate segments. It's used to emulsify oils in water, refine texture, improve spread, and give a light, conditioned feel.
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Snapshot

Overview
A silicone emulsifier that gives formulas a smooth, light feel.
Category
Emulsifying, Skin Conditioning
Type
Emulsifier

Ratings

Overall Rating

Good

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Cetyl Triethylmonium Dimethicone PEG-8 Succinate a Good Ingredient?

It effectively emulsifies oils and boosts slip with a generally low irritation profile typical of silicone quats and PEG‑modified dimethicones at normal use levels. Consistent, low-risk performance is enough for Good, though not the strongest tier.

Skin Benefits

Supports formula stability and glide for smooth, even application with a soft, non-greasy afterfeel. Helps improve spreadability so products lay down uniformly.

Uses in Skincare & Cosmetics

Used in lotions, sunscreens, and makeup primers to keep textures consistent and reduce application drag.

Safety

Typically low risk; cationic silicones and PEG derivatives are usually non-sensitizing, though very sensitive skin may experience mild, transient irritation. Avoid eye contact and discontinue if stinging on compromised skin occurs.