Polyethylene

Polyethylene is a synthetic polymer used in cosmetics as a film-former and texture aid. It creates a smooth, even finish, supports product stability, and can reduce tackiness while improving glide in creams, gels, and sticks.
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Snapshot

Overview
A texture-smoothing polymer that gives products an elegant finish.
Category
Skin Conditioning
Type
Film Former

Ratings

Overall Rating

Good

Comedogenic Risk

None

Not typically evaluated for comedogenicity — no standardized rating available.

Is Polyethylene a Good Ingredient?

It's a stable, inert film-former that improves texture and wear with a low likelihood of irritation or reactivity, which is enough for a Good rating. Its performance benefits are well established in cosmetics, without major skin risks attached.

Skin Benefits

Creates a soft-focus finish and cushions texture, helping products feel less sticky and more elegant on the skin. Can also improve wear and payoff in color cosmetics.

Uses in Skincare & Cosmetics

Used in stick balms, pomades, and some sunscreens to add structure and reduce drag during application. Also appears in primers to refine the feel of the formula.

Safety

Generally regarded as low-irritation and suitable for most skin types. Some regions restrict solid plastic microbeads in rinse-off products, though this does not apply to all polyethylene forms. Discontinue use if any redness or discomfort occurs.