Polyurethane Crosspolymer-1

Polyurethane Crosspolymer-1 is a crosslinked polyurethane engineered to form a stable, three-dimensional network. In formulations it produces uniform, flexible coatings that refine skin feel, improve wear performance, and help place pigment evenly.
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Ingredient Snapshot

Overview
A polymer that blurs uneven texture and helps makeup wear evenly.
Category
Tone/Texture, Skin Conditioning
Type
Film Former

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Blurs uneven texture for a refined finish and helps color apply more evenly. Improves resistance to transfer for a tidy look through the day.

Uses In Skincare & Cosmetics

Often found in mattifying primers and long-wear foundations to create a refined surface. Also used in cream-to-powder formulas and gel eyeshadows for consistent color laydown.

Comedogenic Rating

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

Safety

Generally low irritation potential and minimal skin penetration due to its crosslinked, high-molecular structure. Some users may notice dryness or a tight feel from film formation. No specific cosmetic regulatory limits are commonly cited at standard use levels.

Is Polyurethane Crosspolymer-1 a Good Ingredient?

Rated Good for creating a uniform, stable film that improves texture and wear while keeping irritation risk low. Its crosslinked structure provides consistent performance and stability, though effects are mainly formulation-driven rather than clinically validated.