PEG-7M

PEG-7M is a high-molecular-weight polyethylene glycol polymer used in cosmetics as a rheology modifier and film former. It increases viscosity, stabilizes textures, and adds slip in gels, serums, and mascara-type formulations.
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Ingredient Snapshot

Overview
A thickening polymer that adds glide and cushion to gels and serums.
Category
Tone/Texture
Type
Thickener

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Improves glide for smoother application and helps products feel more cushioned on the skin. Can improve wear by reducing flaking or pilling in finished formulas.

Uses In Skincare & Cosmetics

Often included in serums, lightweight gels, and mascaras to refine texture and application; also appears in lotions to give a more elegant feel.

Comedogenic Rating

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

Safety

Typically well tolerated and non-sensitizing, though mild irritation can occur on compromised or very sensitive skin. PEG materials may contain trace processing impurities, but reputable manufacturing minimizes these; no specific consumer-use restrictions are common.

Is PEG-7M a Good Ingredient?

Rated Good as a reliable film-forming thickener that improves slip and wear with generally low irritation and strong formulation stability. It sits at Good rather than higher because it mainly improves texture rather than delivering a direct skin benefit.

Products with PEG-7M

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