PEG-8 Dimethicone is a polyethylene glycol-modified silicone polymer that's water-dispersible. Skin and hair formulas use it to boost slip and spreadability, stabilize oil-in-water emulsions, cut greasiness, and leave a silky finish.
A water-friendly silicone that gives skin a silky, non-greasy finish.
Category
Emulsifying, Skin Conditioning
Type
Emulsifier
Ingredient Ratings
Overall Rating
Good
Comedogenic Risk
None
Skin Benefits
Provides a cushioned, silky skin feel and helps formulas glide without tugging. Contributes to a lighter, non-greasy finish.
Uses In Skincare & Cosmetics
Often included in primers, serums, moisturizers, sunscreens, and hair conditioners to create smooth, elegant textures in emulsions and gels.
Comedogenic Rating
This ingredient has a comedogenic rating of 0. It is considered non-comedogenic and has little to no likelihood of clogging pores.
Safety
Typically well tolerated with low irritation potential; those sensitive to silicones or PEGs may experience mild redness or stinging. Not known to be photosensitizing or comedogenic.
Is PEG-8 Dimethicone a Good Ingredient?
Rated Good because it reliably improves slip and emulsion stability while remaining generally low-irritation and lightweight, thanks to its water-dispersible silicone structure. It works as a texture tool rather than a treatment ingredient, which is where the rating settles.