Polysilicone-34 is a silicone-based film former and texture modifier used in makeup and skincare. Formulators use it to lay down a soft, flexible matrix that boosts slip, blurs surface irregularities, and resists transfer for a refined finish.
A silicone film that gives skin a soft-focus, blurred appearance.
Category
Tone/Texture, Skin Conditioning
Type
Film Former
Ratings
Overall Rating
Great
Comedogenic Risk
None
Considered non-comedogenic, with little to no likelihood of clogging pores.
Our take
Is Polysilicone-34 a Good Ingredient?
Great, as this silicone film former is chemically stable, provides reliable transfer resistance and soft-focus effects, and is typically low in irritation. Its texture-optimizing performance is well documented in formulation evaluations.
What it does
Skin Benefits
Provides silky slip and a soft-focus veil that lessens the look of fine lines and texture. Helps color cosmetics stay put with reduced smearing.
Where you'll find it
Uses in Skincare & Cosmetics
Used in smoothing primers, transfer-resistant lip or eye products, and setting gels to perfect the finish. Also found in lightweight lotions to reduce tackiness.
Before you use it
Safety
Considered low risk for irritation or sensitization in most users. A minority may perceive a slightly occlusive feel; discontinue if buildup-related discomfort occurs.